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Dit is echter niet verplicht." class=""><span>Account aanmaken</span></a> </li> <li id="pt-login-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Speciaal:Aanmelden&returnto=Computerworm" title="U wordt van harte uitgenodigd om aan te melden, maar dit is niet verplicht [o]" accesskey="o" class=""><span>Aanmelden</span></a> </li> </ul> </div> </div> </div> <div id="vector-user-links-dropdown" class="vector-dropdown vector-user-menu vector-button-flush-right vector-user-menu-logged-out" title="Meer opties" > <input type="checkbox" id="vector-user-links-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-user-links-dropdown" class="vector-dropdown-checkbox " aria-label="Persoonlijke hulpmiddelen" > <label id="vector-user-links-dropdown-label" for="vector-user-links-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-ellipsis mw-ui-icon-wikimedia-ellipsis"></span> <span class="vector-dropdown-label-text">Persoonlijke hulpmiddelen</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal user-links-collapsible-item" title="Gebruikersmenu" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport" class="user-links-collapsible-item mw-list-item"><a href="https://donate.wikimedia.org/?wmf_source=donate&wmf_medium=sidebar&wmf_campaign=nl.wikipedia.org&uselang=nl"><span>Doneren</span></a></li><li id="pt-createaccount" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Speciaal:GebruikerAanmaken&returnto=Computerworm" title="Registreer u vooral en meld u aan. 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class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">Inhoud</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">naar zijbalk verplaatsen</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">verbergen</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">Top</div> </a> </li> <li id="toc-Verspreiding" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Verspreiding"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Verspreiding</span> </div> </a> <ul id="toc-Verspreiding-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Soorten" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Soorten"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Soorten</span> </div> </a> <button aria-controls="toc-Soorten-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Soorten-subkopje inklappen</span> </button> <ul id="toc-Soorten-sublist" class="vector-toc-list"> <li id="toc-Payloads" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Payloads"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.1</span> <span>Payloads</span> </div> </a> <ul id="toc-Payloads-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-XSS-wormen" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#XSS-wormen"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.2</span> <span>XSS-wormen</span> </div> </a> <ul id="toc-XSS-wormen-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Nuttige_wormen" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Nuttige_wormen"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.3</span> <span>Nuttige wormen</span> </div> </a> <ul id="toc-Nuttige_wormen-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Logic_bomb" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Logic_bomb"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.4</span> <span>Logic bomb</span> </div> </a> <ul id="toc-Logic_bomb-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Bescherming" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Bescherming"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Bescherming</span> </div> </a> <ul id="toc-Bescherming-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Zie_ook" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Zie_ook"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Zie ook</span> </div> </a> <ul id="toc-Zie_ook-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Inhoud" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" title="Inhoudsopgave" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Inhoudsopgave omschakelen" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Inhoudsopgave omschakelen</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Computerworm</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Ga naar een artikel in een andere taal. Beschikbaar in 60 talen" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-60" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">60 talen</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%AF%D9%88%D8%AF%D8%A9_%D8%AD%D8%A7%D8%B3%D9%88%D8%A8" title="دودة حاسوب – Arabisch" lang="ar" hreflang="ar" data-title="دودة حاسوب" data-language-autonym="العربية" data-language-local-name="Arabisch" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/Komp%C3%BCter_soxulcan%C4%B1" title="Kompüter soxulcanı – Azerbeidzjaans" lang="az" hreflang="az" data-title="Kompüter soxulcanı" data-language-autonym="Azərbaycanca" data-language-local-name="Azerbeidzjaans" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%A1%D0%B5%D1%82%D0%BA%D0%B0%D0%B2%D1%8B_%D1%87%D0%B0%D1%80%D0%B2%D1%8F%D0%BA" title="Сеткавы чарвяк – Belarussisch" lang="be" hreflang="be" data-title="Сеткавы чарвяк" data-language-autonym="Беларуская" data-language-local-name="Belarussisch" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%9A%D0%BE%D0%BC%D0%BF%D1%8E%D1%82%D1%8A%D1%80%D0%B5%D0%BD_%D1%87%D0%B5%D1%80%D0%B2%D0%B5%D0%B9" title="Компютърен червей – Bulgaars" lang="bg" hreflang="bg" data-title="Компютърен червей" data-language-autonym="Български" data-language-local-name="Bulgaars" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-bh mw-list-item"><a href="https://bh.wikipedia.org/wiki/%E0%A4%95%E0%A4%82%E0%A4%AA%E0%A5%8D%E0%A4%AF%E0%A5%82%E0%A4%9F%E0%A4%B0_%E0%A4%B5%E0%A4%B0%E0%A5%8D%E0%A4%AE" title="कंप्यूटर वर्म – Bhojpuri" lang="bh" hreflang="bh" data-title="कंप्यूटर वर्म" data-language-autonym="भोजपुरी" data-language-local-name="Bhojpuri" class="interlanguage-link-target"><span>भोजपुरी</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%95%E0%A6%AE%E0%A7%8D%E0%A6%AA%E0%A6%BF%E0%A6%89%E0%A6%9F%E0%A6%BE%E0%A6%B0_%E0%A6%93%E0%A6%AF%E0%A6%BC%E0%A6%BE%E0%A6%B0%E0%A7%8D%E0%A6%AE" title="কম্পিউটার ওয়ার্ম – Bengaals" lang="bn" hreflang="bn" data-title="কম্পিউটার ওয়ার্ম" data-language-autonym="বাংলা" data-language-local-name="Bengaals" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Ra%C4%8Dunarski_crv" title="Računarski crv – Bosnisch" lang="bs" hreflang="bs" data-title="Računarski crv" data-language-autonym="Bosanski" data-language-local-name="Bosnisch" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Cuc_(inform%C3%A0tica)" title="Cuc (informàtica) – Catalaans" lang="ca" hreflang="ca" data-title="Cuc (informàtica)" data-language-autonym="Català" data-language-local-name="Catalaans" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-ckb mw-list-item"><a href="https://ckb.wikipedia.org/wiki/%DA%A9%D8%B1%D9%85%DB%8C_%DA%A9%DB%86%D9%85%D9%BE%DB%8C%D9%88%D8%AA%DB%95%D8%B1" title="کرمی کۆمپیوتەر – Soranî" lang="ckb" hreflang="ckb" data-title="کرمی کۆمپیوتەر" data-language-autonym="کوردی" data-language-local-name="Soranî" class="interlanguage-link-target"><span>کوردی</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Po%C4%8D%C3%ADta%C4%8Dov%C3%BD_%C4%8Derv" title="Počítačový červ – Tsjechisch" lang="cs" hreflang="cs" data-title="Počítačový červ" data-language-autonym="Čeština" data-language-local-name="Tsjechisch" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Orm_(computerprogram)" title="Orm (computerprogram) – Deens" lang="da" hreflang="da" data-title="Orm (computerprogram)" data-language-autonym="Dansk" data-language-local-name="Deens" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de badge-Q17437796 badge-featuredarticle mw-list-item" title="uitgelicht artikel"><a href="https://de.wikipedia.org/wiki/Computerwurm" title="Computerwurm – Duits" lang="de" hreflang="de" data-title="Computerwurm" data-language-autonym="Deutsch" data-language-local-name="Duits" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%A3%CE%BA%CE%BF%CF%85%CE%BB%CE%AE%CE%BA%CE%B9_%CF%85%CF%80%CE%BF%CE%BB%CE%BF%CE%B3%CE%B9%CF%83%CF%84%CE%AE" title="Σκουλήκι υπολογιστή – Grieks" lang="el" hreflang="el" data-title="Σκουλήκι υπολογιστή" data-language-autonym="Ελληνικά" data-language-local-name="Grieks" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Computer_worm" title="Computer worm – Engels" lang="en" hreflang="en" data-title="Computer worm" data-language-autonym="English" data-language-local-name="Engels" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Komputila_vermo" title="Komputila vermo – Esperanto" lang="eo" hreflang="eo" data-title="Komputila vermo" data-language-autonym="Esperanto" data-language-local-name="Esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Gusano_inform%C3%A1tico" title="Gusano informático – Spaans" lang="es" hreflang="es" data-title="Gusano informático" data-language-autonym="Español" data-language-local-name="Spaans" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Uss_(programm)" title="Uss (programm) – Estisch" lang="et" hreflang="et" data-title="Uss (programm)" data-language-autonym="Eesti" data-language-local-name="Estisch" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Informatika_har" title="Informatika har – Baskisch" lang="eu" hreflang="eu" data-title="Informatika har" data-language-autonym="Euskara" data-language-local-name="Baskisch" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%DA%A9%D8%B1%D9%85_%D8%B1%D8%A7%DB%8C%D8%A7%D9%86%D9%87%E2%80%8C%D8%A7%DB%8C" title="کرم رایانه‌ای – Perzisch" lang="fa" hreflang="fa" data-title="کرم رایانه‌ای" data-language-autonym="فارسی" data-language-local-name="Perzisch" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Mato_(haittaohjelma)" title="Mato (haittaohjelma) – Fins" lang="fi" hreflang="fi" data-title="Mato (haittaohjelma)" data-language-autonym="Suomi" data-language-local-name="Fins" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Ver_informatique" title="Ver informatique – Frans" lang="fr" hreflang="fr" data-title="Ver informatique" data-language-autonym="Français" data-language-local-name="Frans" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%AA%D7%95%D7%9C%D7%A2%D7%AA_%D7%9E%D7%97%D7%A9%D7%91" title="תולעת מחשב – Hebreeuws" lang="he" hreflang="he" data-title="תולעת מחשב" data-language-autonym="עברית" data-language-local-name="Hebreeuws" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Ra%C4%8Dunalni_crvi" title="Računalni crvi – Kroatisch" lang="hr" hreflang="hr" data-title="Računalni crvi" data-language-autonym="Hrvatski" data-language-local-name="Kroatisch" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Sz%C3%A1m%C3%ADt%C3%B3g%C3%A9pes_f%C3%A9reg" title="Számítógépes féreg – Hongaars" lang="hu" hreflang="hu" data-title="Számítógépes féreg" data-language-autonym="Magyar" data-language-local-name="Hongaars" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Cacing_komputer" title="Cacing komputer – Indonesisch" lang="id" hreflang="id" data-title="Cacing komputer" data-language-autonym="Bahasa Indonesia" data-language-local-name="Indonesisch" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Worm" title="Worm – Italiaans" lang="it" hreflang="it" data-title="Worm" data-language-autonym="Italiano" data-language-local-name="Italiaans" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E3%83%AF%E3%83%BC%E3%83%A0_(%E3%82%B3%E3%83%B3%E3%83%94%E3%83%A5%E3%83%BC%E3%82%BF)" title="ワーム (コンピュータ) – Japans" lang="ja" hreflang="ja" data-title="ワーム (コンピュータ)" data-language-autonym="日本語" data-language-local-name="Japans" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-jv mw-list-item"><a href="https://jv.wikipedia.org/wiki/Worm" title="Worm – Javaans" lang="jv" hreflang="jv" data-title="Worm" data-language-autonym="Jawa" data-language-local-name="Javaans" class="interlanguage-link-target"><span>Jawa</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%96%D0%B5%D0%BB%D1%96%D0%BB%D1%96%D0%BA_%D2%9B%D2%B1%D1%80%D1%82" title="Желілік құрт – Kazachs" lang="kk" hreflang="kk" data-title="Желілік құрт" data-language-autonym="Қазақша" data-language-local-name="Kazachs" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EC%9B%9C" title="웜 – Koreaans" lang="ko" hreflang="ko" data-title="웜" data-language-autonym="한국어" data-language-local-name="Koreaans" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-la mw-list-item"><a href="https://la.wikipedia.org/wiki/Worm" title="Worm – Latijn" lang="la" hreflang="la" data-title="Worm" data-language-autonym="Latina" data-language-local-name="Latijn" class="interlanguage-link-target"><span>Latina</span></a></li><li class="interlanguage-link interwiki-lmo mw-list-item"><a href="https://lmo.wikipedia.org/wiki/Worm" title="Worm – Lombardisch" lang="lmo" hreflang="lmo" data-title="Worm" data-language-autonym="Lombard" data-language-local-name="Lombardisch" class="interlanguage-link-target"><span>Lombard</span></a></li><li class="interlanguage-link interwiki-ml mw-list-item"><a href="https://ml.wikipedia.org/wiki/%E0%B4%95%E0%B4%AE%E0%B5%8D%E0%B4%AA%E0%B5%8D%E0%B4%AF%E0%B5%82%E0%B4%9F%E0%B5%8D%E0%B4%9F%E0%B5%BC_%E0%B4%B5%E0%B5%87%E0%B4%82" title="കമ്പ്യൂട്ടർ വേം – Malayalam" lang="ml" hreflang="ml" data-title="കമ്പ്യൂട്ടർ വേം" data-language-autonym="മലയാളം" data-language-local-name="Malayalam" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Cecacing_komputer" title="Cecacing komputer – Maleis" lang="ms" hreflang="ms" data-title="Cecacing komputer" data-language-autonym="Bahasa Melayu" data-language-local-name="Maleis" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Dataorm" title="Dataorm – Noors - Nynorsk" lang="nn" hreflang="nn" data-title="Dataorm" data-language-autonym="Norsk nynorsk" data-language-local-name="Noors - Nynorsk" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Dataorm" title="Dataorm – Noors - Bokmål" lang="nb" hreflang="nb" data-title="Dataorm" data-language-autonym="Norsk bokmål" data-language-local-name="Noors - Bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-pa mw-list-item"><a href="https://pa.wikipedia.org/wiki/%E0%A8%95%E0%A9%B0%E0%A8%AA%E0%A8%BF%E0%A8%8A%E0%A8%9F%E0%A8%B0_%E0%A8%B5%E0%A8%BE%E0%A9%B1%E0%A8%AE" title="ਕੰਪਿਊਟਰ ਵਾੱਮ – Punjabi" lang="pa" hreflang="pa" data-title="ਕੰਪਿਊਟਰ ਵਾੱਮ" data-language-autonym="ਪੰਜਾਬੀ" data-language-local-name="Punjabi" class="interlanguage-link-target"><span>ਪੰਜਾਬੀ</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Robak_komputerowy" title="Robak komputerowy – Pools" lang="pl" hreflang="pl" data-title="Robak komputerowy" data-language-autonym="Polski" data-language-local-name="Pools" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Worm" title="Worm – Portugees" lang="pt" hreflang="pt" data-title="Worm" data-language-autonym="Português" data-language-local-name="Portugees" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Vierme_informatic" title="Vierme informatic – Roemeens" lang="ro" hreflang="ro" data-title="Vierme informatic" data-language-autonym="Română" data-language-local-name="Roemeens" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%A1%D0%B5%D1%82%D0%B5%D0%B2%D0%BE%D0%B9_%D1%87%D0%B5%D1%80%D0%B2%D1%8C" title="Сетевой червь – Russisch" lang="ru" hreflang="ru" data-title="Сетевой червь" data-language-autonym="Русский" data-language-local-name="Russisch" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Kompjuterski_crv" title="Kompjuterski crv – Servo-Kroatisch" lang="sh" hreflang="sh" data-title="Kompjuterski crv" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="Servo-Kroatisch" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Computer_worm" title="Computer worm – Simple English" lang="en-simple" hreflang="en-simple" data-title="Computer worm" data-language-autonym="Simple English" data-language-local-name="Simple English" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Po%C4%8D%C3%ADta%C4%8Dov%C3%BD_%C4%8Derv" title="Počítačový červ – Slowaaks" lang="sk" hreflang="sk" data-title="Počítačový červ" data-language-autonym="Slovenčina" data-language-local-name="Slowaaks" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/%C4%8Crv_(ra%C4%8Dunalni%C5%A1tvo)" title="Črv (računalništvo) – Sloveens" lang="sl" hreflang="sl" data-title="Črv (računalništvo)" data-language-autonym="Slovenščina" data-language-local-name="Sloveens" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%A0%D0%B0%D1%87%D1%83%D0%BD%D0%B0%D1%80%D1%81%D0%BA%D0%B8_%D1%86%D1%80%D0%B2" title="Рачунарски црв – Servisch" lang="sr" hreflang="sr" data-title="Рачунарски црв" data-language-autonym="Српски / srpski" data-language-local-name="Servisch" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Internetmask" title="Internetmask – Zweeds" lang="sv" hreflang="sv" data-title="Internetmask" data-language-autonym="Svenska" data-language-local-name="Zweeds" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%95%E0%AE%A3%E0%AE%BF%E0%AE%A9%E0%AE%BF%E0%AE%AA%E0%AF%8D_%E0%AE%AA%E0%AF%81%E0%AE%B4%E0%AF%81" title="கணினிப் புழு – Tamil" lang="ta" hreflang="ta" data-title="கணினிப் புழு" data-language-autonym="தமிழ்" data-language-local-name="Tamil" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-tg mw-list-item"><a href="https://tg.wikipedia.org/wiki/%D0%9A%D0%B8%D1%80%D0%BC%D0%B8_%D1%88%D0%B0%D0%B1%D0%B0%D0%BA%D0%B0%D0%B2%D3%A3" title="Кирми шабакавӣ – Tadzjieks" lang="tg" hreflang="tg" data-title="Кирми шабакавӣ" data-language-autonym="Тоҷикӣ" data-language-local-name="Tadzjieks" class="interlanguage-link-target"><span>Тоҷикӣ</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B8%AB%E0%B8%99%E0%B8%AD%E0%B8%99%E0%B8%84%E0%B8%AD%E0%B8%A1%E0%B8%9E%E0%B8%B4%E0%B8%A7%E0%B9%80%E0%B8%95%E0%B8%AD%E0%B8%A3%E0%B9%8C" title="หนอนคอมพิวเตอร์ – Thai" lang="th" hreflang="th" data-title="หนอนคอมพิวเตอร์" data-language-autonym="ไทย" data-language-local-name="Thai" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Solucan_(vir%C3%BCs)" title="Solucan (virüs) – Turks" lang="tr" hreflang="tr" data-title="Solucan (virüs)" data-language-autonym="Türkçe" data-language-local-name="Turks" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%9A%D0%BE%D0%BC%D0%BF%27%D1%8E%D1%82%D0%B5%D1%80%D0%BD%D0%B8%D0%B9_%D1%85%D1%80%D0%BE%D0%B1%D0%B0%D0%BA" title="Комп'ютерний хробак – Oekraïens" lang="uk" hreflang="uk" data-title="Комп'ютерний хробак" data-language-autonym="Українська" data-language-local-name="Oekraïens" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-ur mw-list-item"><a href="https://ur.wikipedia.org/wiki/%DA%A9%D9%85%D9%BE%DB%8C%D9%88%D9%B9%D8%B1_%D9%88%D9%88%D8%B1%D9%85" title="کمپیوٹر وورم – Urdu" lang="ur" hreflang="ur" data-title="کمپیوٹر وورم" data-language-autonym="اردو" data-language-local-name="Urdu" class="interlanguage-link-target"><span>اردو</span></a></li><li class="interlanguage-link interwiki-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/Kompyuter_qurti" title="Kompyuter qurti – Oezbeeks" lang="uz" hreflang="uz" data-title="Kompyuter qurti" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="Oezbeeks" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-vec mw-list-item"><a href="https://vec.wikipedia.org/wiki/Worm" title="Worm – Venetiaans" lang="vec" hreflang="vec" data-title="Worm" data-language-autonym="Vèneto" data-language-local-name="Venetiaans" class="interlanguage-link-target"><span>Vèneto</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/S%C3%A2u_m%C3%A1y_t%C3%ADnh" title="Sâu máy tính – Vietnamees" lang="vi" hreflang="vi" data-title="Sâu máy tính" data-language-autonym="Tiếng Việt" data-language-local-name="Vietnamees" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-yi mw-list-item"><a href="https://yi.wikipedia.org/wiki/%D7%A7%D7%90%D7%9E%D7%A4%D7%99%D7%95%D7%98%D7%A2%D7%A8_%D7%95%D7%95%D7%90%D7%A8%D7%A2%D7%9D" title="קאמפיוטער ווארעם – Jiddisch" lang="yi" hreflang="yi" data-title="קאמפיוטער ווארעם" data-language-autonym="ייִדיש" data-language-local-name="Jiddisch" class="interlanguage-link-target"><span>ייִדיש</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E9%9B%BB%E8%85%A6%E8%A0%95%E8%9F%B2" title="電腦蠕蟲 – Chinees" lang="zh" hreflang="zh" data-title="電腦蠕蟲" data-language-autonym="中文" data-language-local-name="Chinees" class="interlanguage-link-target"><span>中文</span></a></li><li class="interlanguage-link interwiki-zh-min-nan mw-list-item"><a href="https://zh-min-nan.wikipedia.org/wiki/Ti%C4%81n-na%C3%BA_u-%C3%B3ng" title="Tiān-naú u-óng – Minnanyu" lang="nan" hreflang="nan" data-title="Tiān-naú u-óng" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="Minnanyu" class="interlanguage-link-target"><span>閩南語 / Bân-lâm-gú</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E8%A0%95%E8%9F%B2%E7%A8%8B%E5%BC%8F" title="蠕蟲程式 – Kantonees" lang="yue" hreflang="yue" data-title="蠕蟲程式" data-language-autonym="粵語" data-language-local-name="Kantonees" class="interlanguage-link-target"><span>粵語</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q180712#sitelinks-wikipedia" title="Taalkoppelingen bewerken" class="wbc-editpage">Koppelingen bewerken</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Naamruimten"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Computerworm" title="Inhoudspagina bekijken [c]" accesskey="c"><span>Artikel</span></a></li><li id="ca-talk" class="new vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Overleg:Computerworm&action=edit&redlink=1" rel="discussion" class="new" title="Overleg over deze pagina (de pagina bestaat niet) [t]" accesskey="t"><span>Overleg</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" 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data-event-name="pinnable-header.vector-page-tools.pin">naar zijbalk verplaatsen</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">verbergen</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Meer opties" > <div class="vector-menu-heading"> Handelingen </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/Computerworm"><span>Lezen</span></a></li><li id="ca-more-ve-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Computerworm&veaction=edit" title="Deze pagina bewerken [v]" accesskey="v"><span>Bewerken</span></a></li><li id="ca-more-edit" class="collapsible vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Computerworm&action=edit" title="Broncode van deze pagina bewerken [e]" accesskey="e"><span>Brontekst bewerken</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Computerworm&action=history"><span>Geschiedenis weergeven</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> Algemeen </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Speciaal:VerwijzingenNaarHier/Computerworm" title="Lijst met alle pagina's die naar deze pagina verwijzen [j]" accesskey="j"><span>Links naar deze pagina</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Speciaal:RecenteWijzigingenGelinkt/Computerworm" rel="nofollow" title="Recente wijzigingen in pagina's waar deze pagina naar verwijst [k]" accesskey="k"><span>Gerelateerde 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verkrijgen</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Speciaal:QrCode&url=https%3A%2F%2Fnl.wikipedia.org%2Fwiki%2FComputerworm"><span>QR-code downloaden</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> Afdrukken/exporteren </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-create_a_book" class="mw-list-item"><a href="/w/index.php?title=Speciaal:Boek&bookcmd=book_creator&referer=Computerworm"><span>Boek aanmaken</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Speciaal:DownloadAsPdf&page=Computerworm&action=show-download-screen"><span>Downloaden als PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=Computerworm&printable=yes" title="Printvriendelijke versie van deze pagina [p]" accesskey="p"><span>Afdrukversie</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> In andere projecten </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="wb-otherproject-link wb-otherproject-commons mw-list-item"><a href="https://commons.wikimedia.org/wiki/Category:Computer_worms" hreflang="en"><span>Wikimedia Commons</span></a></li><li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q180712" title="Koppeling naar item in verbonden gegevensrepository [g]" accesskey="g"><span>Wikidata-item</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Paginahulpmiddelen"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Uiterlijk"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Uiterlijk</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">naar zijbalk verplaatsen</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">verbergen</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">Uit Wikipedia, de vrije encyclopedie</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="nl" dir="ltr"><p>Een <b>computerworm</b> (of kortweg <b>worm</b>) is een zichzelf vermenigvuldigend computerprogramma. Via een netwerk worden kopieën van deze worm doorgestuurd zonder tussenkomst van een tussengebruiker. Een worm is geen <a href="/wiki/Computervirus" title="Computervirus">computervirus</a> want hij heeft geen <a href="/wiki/Computerprogramma" title="Computerprogramma">computerprogramma</a> nodig om zich aan vast te hechten. Men kan stellen dat een worm schade toebrengt aan een netwerk, waar een virus een gerichte aanval op een computer doet. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Verspreiding">Verspreiding</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Computerworm&veaction=edit&section=1" title="Bewerk dit kopje: Verspreiding" class="mw-editsection-visualeditor"><span>bewerken</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Computerworm&action=edit&section=1" title="De broncode bewerken van de sectie: Verspreiding"><span>brontekst bewerken</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Het verschil met een computervirus is dat een worm zichzelf verspreidt over het net, terwijl een virus dit op zichzelf niet kan. Een computervirus heeft een <a href="/wiki/Host" title="Host">host</a> nodig zoals een bestand of <a href="/wiki/E-mail" title="E-mail">e-mail</a>. Dit is in het voordeel van een computerworm. Hij probeert op alle open poorten van een computer een geïnfecteerde code naar binnen te loodsen. Zo heeft een lek in <a href="/wiki/Windows_Explorer" class="mw-redirect" title="Windows Explorer">Windows Explorer</a> al veel voor de verspreiding van wormen op het net gezorgd.<sup class="noprint nopopups"><a href="/wiki/Wikipedia:Bronvermelding#Bron_gevraagd" title="Wikipedia:Bronvermelding"><span title="Voor deze uitspraak is sinds 18 december 2011 een bronvermelding gewenst. Motivering: klinkt geloofwaardig, maar een bron die bevestigt dat dit een erg lek programma is, zou welkom zijn">[bron?]</span></a></sup> Een koppeling met het <a href="/wiki/Internet" title="Internet">internet</a> is dan genoeg om besmet te raken. </p> <div class="mw-heading mw-heading2"><h2 id="Soorten">Soorten</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Computerworm&veaction=edit&section=2" title="Bewerk dit kopje: Soorten" class="mw-editsection-visualeditor"><span>bewerken</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Computerworm&action=edit&section=2" title="De broncode bewerken van de sectie: Soorten"><span>brontekst bewerken</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Payloads">Payloads</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Computerworm&veaction=edit&section=3" title="Bewerk dit kopje: Payloads" class="mw-editsection-visualeditor"><span>bewerken</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Computerworm&action=edit&section=3" title="De broncode bewerken van de sectie: Payloads"><span>brontekst bewerken</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure typeof="mw:File/Thumb"><a href="/wiki/Bestand:Morris_Worm.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/b/b6/Morris_Worm.jpg/160px-Morris_Worm.jpg" decoding="async" width="160" height="213" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/b6/Morris_Worm.jpg/240px-Morris_Worm.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/b/b6/Morris_Worm.jpg/320px-Morris_Worm.jpg 2x" data-file-width="450" data-file-height="600" /></a><figcaption>De broncode van de <a href="/wiki/Morris-worm" title="Morris-worm">Morris-worm</a> in het <a href="/wiki/Computer_History_Museum" title="Computer History Museum">Computer History Museum</a>.</figcaption></figure> <p>Er bestaan wormen die gemaakt zijn om enkel zichzelf te verspreiden en deze proberen de tussenliggende systemen niet te wijzigen. Netwerkverkeer wordt wel keer op keer vertraagd en valse toegangen kunnen in je <a href="/wiki/Configureren" title="Configureren">configuratie</a> sluipen. Voorbeelden van dit soort wormen zijn de <a href="/wiki/Morris-worm" title="Morris-worm">Morris-worm</a> en <a href="/wiki/Mydoom" title="Mydoom">Mydoom</a>. </p><p>De <a href="/wiki/Payload" title="Payload">payload</a> is de lading, het doel waarvoor de worm is geschreven en is meestal alleen nuttig voor de maker. Bijvoorbeeld de <a href="/w/index.php?title=ExploreZip&action=edit&redlink=1" class="new" title="ExploreZip (de pagina bestaat niet)">ExploreZip</a>-worm zal bepaalde bestanden verwijderen, andere versleutelen ze via een <a href="/wiki/Cryptologie" class="mw-redirect" title="Cryptologie">cryptologische</a> aanval of versturen documenten via mail. De meest voorkomende payload is het installeren van een <a href="/wiki/Backdoor" class="mw-redirect" title="Backdoor">achterdeur</a> op een computer om bijvoorbeeld ongewenste e-mail te versturen. Deze achterdeuren kunnen ook gebruikt worden voor andere payloads. Een voorbeeld hiervan is <a href="/w/index.php?title=Doomjuice&action=edit&redlink=1" class="new" title="Doomjuice (de pagina bestaat niet)">Doomjuice</a> die via de achterdeur van een <a href="/wiki/Mydoom" title="Mydoom">Mydoomworm</a> in een systeem sluipt. </p> <div class="mw-heading mw-heading3"><h3 id="XSS-wormen">XSS-wormen</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Computerworm&veaction=edit&section=4" title="Bewerk dit kopje: XSS-wormen" class="mw-editsection-visualeditor"><span>bewerken</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Computerworm&action=edit&section=4" title="De broncode bewerken van de sectie: XSS-wormen"><span>brontekst bewerken</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Cross site scripting (XSS)-wormen zijn geschreven voor een website om bezoekers te infecteren. Deze wormen komen voor op bekende sociale sites als <a href="/wiki/MySpace" class="mw-redirect" title="MySpace">MySpace</a>, <a href="/wiki/Hyves" title="Hyves">Hyves</a>, <a href="/wiki/Facebook" title="Facebook">Facebook</a> en <a href="/wiki/Yahoo!" title="Yahoo!">Yahoo!</a>. Het grote doel hiervan is persoonlijke informatie van de gebruiker te stelen. </p> <div class="mw-heading mw-heading3"><h3 id="Nuttige_wormen">Nuttige wormen</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Computerworm&veaction=edit&section=5" title="Bewerk dit kopje: Nuttige wormen" class="mw-editsection-visualeditor"><span>bewerken</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Computerworm&action=edit&section=5" title="De broncode bewerken van de sectie: Nuttige wormen"><span>brontekst bewerken</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Sommige wormen zijn geschreven om een systeem gebruiksvriendelijker te maken. <a href="/wiki/Xerox_PARC" class="mw-redirect" title="Xerox PARC">Xerox PARC</a> en de <a href="/w/index.php?title=Nachi-worm&action=edit&redlink=1" class="new" title="Nachi-worm (de pagina bestaat niet)">Nachi-worm</a> proberen <a href="/wiki/Patches" class="mw-redirect" title="Patches">patches</a> van de <a href="/wiki/Microsoft" title="Microsoft">Microsoftwebsite</a> te downloaden en te installeren. Het nadeel is ook hier dat andere wormen hiervan profiteren. Sommige personen vinden dit nuttig maar het is tijdrovend en het neemt de keuze af van de eigenaar of gebruiker. </p> <div class="mw-heading mw-heading3"><h3 id="Logic_bomb">Logic bomb</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Computerworm&veaction=edit&section=6" title="Bewerk dit kopje: Logic bomb" class="mw-editsection-visualeditor"><span>bewerken</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Computerworm&action=edit&section=6" title="De broncode bewerken van de sectie: Logic bomb"><span>brontekst bewerken</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="hatnote" style="margin-bottom:0.5em; padding:0.5em 0 0.5em 1.6em; font-size:95%;" role="note"><span typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/e/ee/1rightarrow_blue.svg/15px-1rightarrow_blue.svg.png" decoding="async" width="15" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/ee/1rightarrow_blue.svg/23px-1rightarrow_blue.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/ee/1rightarrow_blue.svg/30px-1rightarrow_blue.svg.png 2x" data-file-width="480" data-file-height="480" /></span></span> <i>Zie <a href="/wiki/Logic_bomb" title="Logic bomb">Logic bomb</a> voor het hoofdartikel over dit onderwerp.</i></div> <p>Als een worm pas schade aanricht op een vooraf bepaald tijdstip (net als bij een tijdbom) of op het moment dat de software een bepaalde verandering waarneemt, wordt gesproken van een <i>logic bomb</i>. </p> <div class="mw-heading mw-heading2"><h2 id="Bescherming">Bescherming</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Computerworm&veaction=edit&section=7" title="Bewerk dit kopje: Bescherming" class="mw-editsection-visualeditor"><span>bewerken</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Computerworm&action=edit&section=7" title="De broncode bewerken van de sectie: Bescherming"><span>brontekst bewerken</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Een computergebruiker kan zich beschermen door het computersysteem up-to-date te houden door middel van het installeren van <a href="/wiki/Update_(software)" title="Update (software)">updates</a> en <a href="/wiki/Patch" title="Patch">patches</a> en door het systeem te voorzien van up-to-date <a href="/wiki/Antivirussoftware" title="Antivirussoftware">antivirussoftware</a>. </p> <div class="mw-heading mw-heading2"><h2 id="Zie_ook">Zie ook</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Computerworm&veaction=edit&section=8" title="Bewerk dit kopje: Zie ook" class="mw-editsection-visualeditor"><span>bewerken</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Computerworm&action=edit&section=8" title="De broncode bewerken van de sectie: Zie ook"><span>brontekst bewerken</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Computervirus" title="Computervirus">Computervirus</a></li> <li><a href="/wiki/Trojaans_paard_(computers)" title="Trojaans paard (computers)">Trojaans paard (computers)</a></li></ul>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?useformat=desktop&type=1x1&usesul3=0" alt="" width="1" height="1" style="border: none; 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