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1.6c-.1.3-.8 2.5-1.7 3.3a7.2 7.2 0 0 1-2.4 1.2s-2.2 8.7-2.6 9.9a51.8 51.8 0 0 1-2.5 5.7 7.4 7.4 0 0 0-.7 1.5l1 1.1a18.8 18.8 0 0 1 2.8 3.9l3.3 6.8s5.6 1.2 7 2.1 8.1 3.3 8.7 3.7l15.2 5.7h.4c1.3.4 8.5 3.7 9.7 4.3a46.7 46.7 0 0 1 4.4 3 16.4 16.4 0 0 1 2.8 3c1.3 1.6 4.8 9 5 9.5v.4A94.9 94.9 0 0 1 100 195z" fill="#666"/></svg> <span class="nav__text">Profil</span> </a> <ul class="nav__list"> <li class="nav__list-item nav__list-item--name"> <span class="nav__link nav__link--divider"> angemeldet als: </span> </li> <li class="nav__list-item"> <a class="nav__link" href="/sso/login/logout?forward=%2Fselect%2Fix%2F2025%2F4" rel="nofollow"> abmelden </a> </li> </ul> </li> </ul> </nav> </div> </header>  <div id="wtma_teaser_select_ix_vertrieb_pos1" class=" content--wtma-teaser content--wtma-teaser-cls-reduc " ></div> <main class=" content " > <div class="meta meta--ix"> <div class="meta__group meta__group--issue"> <div class="meta__item meta__item--issue"> iX 4/2025 </div> <div class="meta__item meta__item--page"> S. 4 </div> </div> <div class="meta__group meta__group--category"> <div class="meta__item meta__item--category" style="color:#000000" > Inhalt </div> <div class="meta__item meta__item--keyword"> April 2025 </div> </div> </div> <div id="z2503712475476980714" class="main__container" data-magazin="ix" data-issue-year="2025" data-issue-number="4" data-issueid="2422211201911468654" data-article-id="2503712475476980714" data-article-kategorie="Inhalt" data-article-keyword="" data-article-toc-kategorie="Rubriken" data-article-page="4" data-article-public="1" data-article-subcategory="April 2025" data-article-type="inhalt" data-template="inhalt" > <article class="xp__article xp__inhalt xp__ix__inhalt" data-tmplname="inhalt"> <header class="xp__article__header xp__ix__inhalt__header"> <h1 class="xp__header__title-lyric xp__inhalt__title-lyric xp__ix__inhalt__title-lyric"> Inhalt <span class="xp__inhalt__subtitle xp__ix__inhalt__subtitle"> iX 04/2025 </span> </h1> <aside class="xp__inhalt__authors xp__ix__inhalt__authors"> <a class="xp__link xp__ix__link xp__ix__inhalt__authors-link" href="/select/ix/2025/4/autoren">Autoren dieses Heftes</a> </aside> </header> <figure class="xp__asset xp__image xp__inhalt__cover xp__ix__inhalt__cover"> <a-img src="/select/thumbnail/ix/2025/4" alt="Titelbild iX 04/2025" width="1000" height="1415" quality="40" style="aspect-ratio: 1000 / 1415;" > <img src="data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='696px' height='391px' viewBox='0 0 696 391'%3E%3Crect x='0' y='0' width='696' height='391' fill='%23f2f2f2'%3E%3C/rect%3E%3C/svg%3E" width="1000" height="1415" alt="Titelbild iX 04/2025" style="aspect-ratio: 1000 / 1415;" > </a-img> </figure> <aside class="xp__asset xp__box xp__inhalt__box xp__ix__box xp__ix__inhalt__box xp__ix__box--default xp__ix__inhalt__box--2022-06 xp__ix__category--inhalt"> <h2 class="xp__box__title xp__inhalt__box-title xp__ix__inhalt__box-title xp__ix__box-title xp__ix__box-title--default xp__ix__category--inhalt">KI lokal nutzen </h2><p class="xp__paragraph xp__inhalt__paragraph xp__paragraph--standard xp__ix__paragraph--standard xp__ix__inhalt__paragraph xp__ix__box-paragraph xp__ix__box-paragraph--default xp__ix__category--inhalt "> Generative KI einsetzen, ohne ein Vermögen für Nvidia H100 auszugeben oder seine vertraulichen Daten KI-Anbietern vorzuwerfen: Das geht. Nämlich mit kleinen, offenen Sprachmodellen auf PCs mit GPUs der GTX-Klasse, im lokalen Netz oder sogar auf dem MacBook. Diese kompakten Modelle sind erstaunlich leistungsfähig und an moderate Hardwareleistung angepasst. Feintuning kann sie weiter verbessern und ist kein Hexenwerk. Wir stellen die Modelle vor sowie Tools, die sie einfach benutzbar machen. </p><p class="xp__inhalt__toc xp__ix__inhalt__toc xp__ix__inhalt__toc-paragraph"> <a href="/select/ix/2025/4/seite-40" class="xp__link xp__ix__link"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">ab Seite 40</span> </a> </p><figure class="xp__asset xp__image xp__inhalt__image xp__ix__inhalt__image xp__ix__box-image xp__ix__box-image--default xp__ix__category--inhalt"> <a class="js-pswp-image xp__asset__link" href="/select/ix/2025/4/2503712475476980714/titel_ix_0425_digital.jpg" aria-label="zur Großversion des Bildes" data-pswp-width="327" data-pswp-height="184" data-pswp-bu="" data-pswp-source=""> <a-img src="/select/ix/2025/4/2503712475476980714/titel_ix_0425_digital.jpg?checksum=1653812210" alt="" width="327" height="184" quality="40" style="aspect-ratio: 327 / 184;" > <img src="data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='696px' height='391px' viewBox='0 0 696 391'%3E%3Crect x='0' y='0' width='696' height='391' fill='%23f2f2f2'%3E%3C/rect%3E%3C/svg%3E" width="327" height="184" alt="" style="aspect-ratio: 327 / 184;" > </a-img> </a> </figure> </aside> <aside class="xp__asset xp__box xp__inhalt__box xp__ix__box xp__ix__inhalt__box xp__ix__box--default xp__ix__inhalt__box--2022-06 xp__ix__category--inhalt"> <h2 class="xp__box__title xp__inhalt__box-title xp__ix__inhalt__box-title xp__ix__box-title xp__ix__box-title--default xp__ix__category--inhalt">Aktive Netzwerkanalyse </h2><p class="xp__paragraph xp__inhalt__paragraph xp__paragraph--standard xp__ix__paragraph--standard xp__ix__inhalt__paragraph xp__ix__box-paragraph xp__ix__box-paragraph--default xp__ix__category--inhalt "> Engpässen und Störungen im Netzwerk kommt man am besten mit aktiven Messungen auf die Spur. Dafür gibt es leistungsfähige Open-Source-Werkzeuge. Wir stellen iPerf, Nping und TRex vor und zeigen, wie sie arbeiten und für welche Aufgaben sie sich am besten eignen. </p><p class="xp__inhalt__toc xp__ix__inhalt__toc xp__ix__inhalt__toc-paragraph"> <a href="/select/ix/2025/4/seite-66" class="xp__link xp__ix__link"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Seite 66</span> </a> </p><figure class="xp__asset xp__image xp__inhalt__image xp__ix__inhalt__image xp__ix__box-image xp__ix__box-image--default xp__ix__category--inhalt"> <a class="js-pswp-image xp__asset__link" href="/select/ix/2025/4/2503712475476980714/network_traffic_open_source.png" aria-label="zur Großversion des Bildes" data-pswp-width="1920" data-pswp-height="1080" data-pswp-bu="" data-pswp-source=""> <a-img src="/select/ix/2025/4/2503712475476980714/network_traffic_open_source.png?checksum=1143648737" alt="" width="1920" height="1080" quality="40" style="aspect-ratio: 1920 / 1080;" > <img src="data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='696px' height='391px' viewBox='0 0 696 391'%3E%3Crect x='0' y='0' width='696' height='391' fill='%23f2f2f2'%3E%3C/rect%3E%3C/svg%3E" width="1920" height="1080" alt="" style="aspect-ratio: 1920 / 1080;" > </a-img> </a> </figure> </aside> <aside class="xp__asset xp__box xp__inhalt__box xp__ix__box xp__ix__inhalt__box xp__ix__box--default xp__ix__inhalt__box--2022-06 xp__ix__category--inhalt"> <h2 class="xp__box__title xp__inhalt__box-title xp__ix__inhalt__box-title xp__ix__box-title xp__ix__box-title--default xp__ix__category--inhalt">Java 24 </h2><p class="xp__paragraph xp__inhalt__paragraph xp__paragraph--standard xp__ix__paragraph--standard xp__ix__inhalt__paragraph xp__ix__box-paragraph xp__ix__box-paragraph--default xp__ix__category--inhalt "> Mit OpenJDK 24 wird Java moderner, effizienter und leistungsfähiger. Die Class-File API definiert Bytecode-Operationen, Pattern Matching wird einfacher und Quantensicherheit hält Einzug. Die Stream Gatherers als eine der wichtigsten Neuerungen erklärt ein eigener Artikel im Detail. </p><p class="xp__inhalt__toc xp__ix__inhalt__toc xp__ix__inhalt__toc-paragraph"> <a href="/select/ix/2025/4/seite-76" class="xp__link xp__ix__link"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Seite 76</span> </a> </p><figure class="xp__asset xp__image xp__inhalt__image xp__ix__inhalt__image xp__ix__box-image xp__ix__box-image--default xp__ix__category--inhalt"> <a class="js-pswp-image xp__asset__link" href="/select/ix/2025/4/2503712475476980714/java24.png" aria-label="zur Großversion des Bildes" data-pswp-width="1920" data-pswp-height="1082" data-pswp-bu="" data-pswp-source=""> <a-img src="/select/ix/2025/4/2503712475476980714/java24.png?checksum=1427842127" alt="" width="1920" height="1082" quality="40" style="aspect-ratio: 1920 / 1082;" > <img src="data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='696px' height='391px' viewBox='0 0 696 391'%3E%3Crect x='0' y='0' width='696' height='391' fill='%23f2f2f2'%3E%3C/rect%3E%3C/svg%3E" width="1920" height="1082" alt="" style="aspect-ratio: 1920 / 1082;" > </a-img> </a> </figure> </aside> <aside class="xp__asset xp__box xp__inhalt__box xp__ix__box xp__ix__inhalt__box xp__ix__box--default xp__ix__inhalt__box--2022-06 xp__ix__category--inhalt"> <h2 class="xp__box__title xp__inhalt__box-title xp__ix__inhalt__box-title xp__ix__box-title xp__ix__box-title--default xp__ix__category--inhalt">DORA für Finanzbranche und Dienstleister </h2><p class="xp__paragraph xp__inhalt__paragraph xp__paragraph--standard xp__ix__paragraph--standard xp__ix__inhalt__paragraph xp__ix__box-paragraph xp__ix__box-paragraph--default xp__ix__category--inhalt "> DORA, der Digital Operational Resilience Act, fordert seit Anfang des Jahres von der Finanzbranche, ihre Sicherheitsmaßnahmen zu überprüfen. Wir gehen der Frage nach, wie dabei der Aufwand im Rahmen bleiben kann. Denn viele Vorgaben mussten durch nationale Regelungen bereits vorher umgesetzt werden. Und auch die IT-Dienstleister der Branche müssen den DORA-Regularien entsprechen. Wer hier vorangeht, sichert sich Vorteile im Wettbewerb. </p><p class="xp__inhalt__toc xp__ix__inhalt__toc xp__ix__inhalt__toc-paragraph"> <a href="/select/ix/2025/4/seite-82" class="xp__link xp__ix__link"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">ab Seite 82</span> </a> </p><figure class="xp__asset xp__image xp__inhalt__image xp__ix__inhalt__image xp__ix__box-image xp__ix__box-image--default xp__ix__category--inhalt"> <a class="js-pswp-image xp__asset__link" href="/select/ix/2025/4/2503712475476980714/dora_projekte.png" aria-label="zur Großversion des Bildes" data-pswp-width="1920" data-pswp-height="1080" data-pswp-bu="" data-pswp-source=""> <a-img src="/select/ix/2025/4/2503712475476980714/dora_projekte.png?checksum=2772130767" alt="" width="1920" height="1080" quality="40" style="aspect-ratio: 1920 / 1080;" > <img src="data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='696px' height='391px' viewBox='0 0 696 391'%3E%3Crect x='0' y='0' width='696' height='391' fill='%23f2f2f2'%3E%3C/rect%3E%3C/svg%3E" width="1920" height="1080" alt="" style="aspect-ratio: 1920 / 1080;" > </a-img> </a> </figure> </aside> <aside class="xp__asset xp__box xp__inhalt__box xp__ix__box xp__ix__inhalt__box xp__ix__box--default xp__ix__inhalt__box--2022-06 xp__ix__category--inhalt"> <h2 class="xp__box__title xp__inhalt__box-title xp__ix__inhalt__box-title xp__ix__box-title xp__ix__box-title--default xp__ix__category--inhalt">Übersicht ASPM-Tools </h2><p class="xp__paragraph xp__inhalt__paragraph xp__paragraph--standard xp__ix__paragraph--standard xp__ix__inhalt__paragraph xp__ix__box-paragraph xp__ix__box-paragraph--default xp__ix__category--inhalt "> Application Security Posture Management liefert eine einheitliche Sicht auf die Sicherheit selbst entwickelter Anwendungen. ASPM-Tools sammeln Informationen aus verschiedenen Quellen und werten sie aus. Der Markt für solche Produkte ist jung und die Auswahlkriterien komplex. Wir liefern eine Orientierungshilfe. </p><p class="xp__inhalt__toc xp__ix__inhalt__toc xp__ix__inhalt__toc-paragraph"> <a href="/select/ix/2025/4/seite-96" class="xp__link xp__ix__link"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Seite 96</span> </a> </p><figure class="xp__asset xp__image xp__inhalt__image xp__ix__inhalt__image xp__ix__box-image xp__ix__box-image--default xp__ix__category--inhalt"> <a class="js-pswp-image xp__asset__link" href="/select/ix/2025/4/2503712475476980714/marktuebersicht_aspm_2025.png" aria-label="zur Großversion des Bildes" data-pswp-width="1920" data-pswp-height="1080" data-pswp-bu="" data-pswp-source=""> <a-img src="/select/ix/2025/4/2503712475476980714/marktuebersicht_aspm_2025.png?checksum=2342121675" alt="" width="1920" height="1080" quality="40" style="aspect-ratio: 1920 / 1080;" > <img src="data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='696px' height='391px' viewBox='0 0 696 391'%3E%3Crect x='0' y='0' width='696' height='391' fill='%23f2f2f2'%3E%3C/rect%3E%3C/svg%3E" width="1920" height="1080" alt="" style="aspect-ratio: 1920 / 1080;" > </a-img> </a> </figure> </aside> <h3 class="xp__inhalt__title xp__ix__inhalt__title xp__ix__category--markt"> Markt + Trends </h3> <ul class="xp__toc"> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">KI und Data Science</b> <a href="/select/ix/2025/4/seite-8" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Neue Modelle von Anthropic, OpenAI, xAI, Alibaba und Manus </span> <span class="xp__toc__page xp__ix__toc__page">8</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">Cloud</b> <a href="/select/ix/2025/4/seite-10" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Europa braucht einen Sovereign Cloud Code of Conduct </span> <span class="xp__toc__page xp__ix__toc__page">10</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">Open Source</b> <a href="/select/ix/2025/4/seite-12" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Nextcloud Hub 10 bringt quelloffenen KI-Agenten </span> <span class="xp__toc__page xp__ix__toc__page">12</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">Arbeitsplatz</b> <a href="/select/ix/2025/4/seite-13" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Vorschlag an Kartellwächter: Höhere Preise für Office mit MS Teams </span> <span class="xp__toc__page xp__ix__toc__page">13</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">World Wide Web</b> <a href="/select/ix/2025/4/seite-14" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Firefox führt Nutzungsbedingungen ein </span> <span class="xp__toc__page xp__ix__toc__page">14</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">Netzwerk</b> <a href="/select/ix/2025/4/seite-15" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Stromsparende optische Serververnetzung </span> <span class="xp__toc__page xp__ix__toc__page">15</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">Rechenzentrum</b> <a href="/select/ix/2025/4/seite-16" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Aufgabe oder Neuausrichtung? – Overland-Tandberg stellt den Betrieb ein </span> <span class="xp__toc__page xp__ix__toc__page">16</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">Systemmanagement</b> <a href="/select/ix/2025/4/seite-17" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Windows: LPD-Protokoll verschwindet bald </span> <span class="xp__toc__page xp__ix__toc__page">17</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">Softwareentwicklung</b> <a href="/select/ix/2025/4/seite-18" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">TrapC adressiert Speicherprobleme von C und C++ </span> <span class="xp__toc__page xp__ix__toc__page">18</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">IoT</b> <a href="/select/ix/2025/4/seite-22" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Arms erster Armv9-Kern für Edge-KI und Embedded-Systeme </span> <span class="xp__toc__page xp__ix__toc__page">22</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">IT-Sicherheit</b> <a href="/select/ix/2025/4/seite-24" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Leitfaden soll Abwehrspezialisten unterstützen </span> <span class="xp__toc__page xp__ix__toc__page">24</span> </a> </li> <li class="xp__toc__item"> <a href="/select/ix/2025/4/seite-25" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">IT-Defense 2025: Verstehe, was du schützt </span> <span class="xp__toc__page xp__ix__toc__page">25</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">Recht</b> <a href="/select/ix/2025/4/seite-26" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">KI-Urteil aus USA führt zu Urheberrechtsdiskussionen </span> <span class="xp__toc__page xp__ix__toc__page">26</span> </a> </li> <li class="xp__toc__item"> <a href="/select/ix/2025/4/seite-29" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">EuGH-Urteil mit Signalwirkung für Transparenz bei KI-Entscheidungen </span> <span class="xp__toc__page xp__ix__toc__page">29</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">Unternehmenssoftware</b> <a href="/select/ix/2025/4/seite-30" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Salesforce: KI-Angebote für Entwickler </span> <span class="xp__toc__page xp__ix__toc__page">30</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">E-Government</b> <a href="/select/ix/2025/4/seite-31" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Beschaffung: OSBA fordert neue Ausschreibungskriterien </span> <span class="xp__toc__page xp__ix__toc__page">31</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">E-Health</b> <a href="/select/ix/2025/4/seite-32" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Bundesweite ePA-Einführung verzögert sich </span> <span class="xp__toc__page xp__ix__toc__page">32</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">Telekommunikation</b> <a href="/select/ix/2025/4/seite-33" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Telekom zeigt KI für Netze und Nutzer auf dem MWC </span> <span class="xp__toc__page xp__ix__toc__page">33</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">Beruf</b> <a href="/select/ix/2025/4/seite-35" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Studie: Das Homeoffice bleibt </span> <span class="xp__toc__page xp__ix__toc__page">35</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">Wirtschaft</b> <a href="/select/ix/2025/4/seite-36" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Nvidia meldet Rekordumsätze, doch der Kurs bricht ein </span> <span class="xp__toc__page xp__ix__toc__page">36</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">Veranstaltungen</b> <a href="/select/ix/2025/4/seite-38" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">iX-Workshops im April </span> <span class="xp__toc__page xp__ix__toc__page">38</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">Retrospektive</b> <a href="/select/ix/2025/4/seite-39" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Vor 10 Jahren: Einfach offline bleiben </span> <span class="xp__toc__page xp__ix__toc__page">39</span> </a> </li> </ul><h3 class="xp__inhalt__title xp__ix__inhalt__title xp__ix__category--titel"> Titel </h3> <ul class="xp__toc"> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">KI lokal nutzen</b> <a href="/select/ix/2025/4/seite-40" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Small Language Models in der Übersicht </span> <span class="xp__toc__page xp__ix__toc__page">40</span> </a> </li> <li class="xp__toc__item"> <a href="/select/ix/2025/4/seite-44" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Tools für den lokalen Betrieb von Sprachmodellen </span> <span class="xp__toc__page xp__ix__toc__page">44</span> </a> </li> <li class="xp__toc__item"> <a href="/select/ix/2025/4/seite-50" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">ML und KI auf Apple Silicon mit MLX </span> <span class="xp__toc__page xp__ix__toc__page">50</span> </a> </li> <li class="xp__toc__item"> <a href="/select/ix/2025/4/seite-56" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Formate von Sprachmodellen </span> <span class="xp__toc__page xp__ix__toc__page">56</span> </a> </li> <li class="xp__toc__item"> <a href="/select/ix/2025/4/seite-60" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Microsofts Sprachmodellfamilie Phi </span> <span class="xp__toc__page xp__ix__toc__page">60</span> </a> </li> </ul><h3 class="xp__inhalt__title xp__ix__inhalt__title xp__ix__category--review"> Review </h3> <ul class="xp__toc"> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">Netzwerk</b> <a href="/select/ix/2025/4/seite-66" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Aktive Netzwerkanalyse mit freier Software </span> <span class="xp__toc__page xp__ix__toc__page">66</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">Netzwerkhardware</b> <a href="/select/ix/2025/4/seite-70" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Kontrollierte RZ-Datenflüsse mit HPE-Switch CX 10000 </span> <span class="xp__toc__page xp__ix__toc__page">70</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">Softwareentwicklung</b> <a href="/select/ix/2025/4/seite-76" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Java 24 finalisiert Stream Gatherers und Class-File API </span> <span class="xp__toc__page xp__ix__toc__page">76</span> </a> </li> </ul><h3 class="xp__inhalt__title xp__ix__inhalt__title xp__ix__category--report"> Report </h3> <ul class="xp__toc"> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">Digitale Resilienz</b> <a href="/select/ix/2025/4/seite-82" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">DORA besser verstehen – Risikomanagement im Fokus </span> <span class="xp__toc__page xp__ix__toc__page">82</span> </a> </li> <li class="xp__toc__item"> <a href="/select/ix/2025/4/seite-88" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">DORA für IKT-Dienstleister </span> <span class="xp__toc__page xp__ix__toc__page">88</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">Regulierung</b> <a href="/select/ix/2025/4/seite-92" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">NIS2: Schulungspflicht für Geschäftsleitungen </span> <span class="xp__toc__page xp__ix__toc__page">92</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">Anwendungssicherheit</b> <a href="/select/ix/2025/4/seite-96" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">ASPM: Angriffsfläche von Anwendungen reduzieren </span> <span class="xp__toc__page xp__ix__toc__page">96</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">Microsoft 365</b> <a href="/select/ix/2025/4/seite-102" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Microsoft 365 Copilot einführen </span> <span class="xp__toc__page xp__ix__toc__page">102</span> </a> </li> </ul><h3 class="xp__inhalt__title xp__ix__inhalt__title xp__ix__category--wissen"> Wissen </h3> <ul class="xp__toc"> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">AI Act</b> <a href="/select/ix/2025/4/seite-106" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">KI-Kompetenz: Braucht man ein Zertifikat? </span> <span class="xp__toc__page xp__ix__toc__page">106</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">Netze</b> <a href="/select/ix/2025/4/seite-109" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Stratoshark: Liveanalyse von Systemaufrufen und Logs </span> <span class="xp__toc__page xp__ix__toc__page">109</span> </a> </li> </ul><h3 class="xp__inhalt__title xp__ix__inhalt__title xp__ix__category--ixextraautomatisierung"> iX Extra Automatisierung </h3> <ul class="xp__toc"> <li class="xp__toc__item"> <a href="/select/ix/2025/4/seite-114" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Industrial Ethernet: Hardware für Time-Sensitive Networking </span> <span class="xp__toc__page xp__ix__toc__page">114</span> </a> </li> <li class="xp__toc__item"> <a href="/select/ix/2025/4/seite-124" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Hannover Messe 2025: Industrietransformation in unruhigen Zeiten </span> <span class="xp__toc__page xp__ix__toc__page">124</span> </a> </li> </ul><h3 class="xp__inhalt__title xp__ix__inhalt__title xp__ix__category--praxis"> Praxis </h3> <ul class="xp__toc"> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">Java 24</b> <a href="/select/ix/2025/4/seite-126" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Flexible Datenverarbeitung mit Stream Gatherers </span> <span class="xp__toc__page xp__ix__toc__page">126</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">Tools und Tipps</b> <a href="/select/ix/2025/4/seite-131" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Softwaremonitoring mit Sentry </span> <span class="xp__toc__page xp__ix__toc__page">131</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">Machine Learning</b> <a href="/select/ix/2025/4/seite-132" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Große KI-Modelle auf kleinen Geräten </span> <span class="xp__toc__page xp__ix__toc__page">132</span> </a> </li> <li class="xp__toc__item"> <b class="xp__toc__item-title xp__ix__toc__item-title">Softwareentwicklung</b> <a href="/select/ix/2025/4/seite-138" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">C++20-Coroutinen, Teil 4: Stream-Parser </span> <span class="xp__toc__page xp__ix__toc__page">138</span> </a> </li> </ul><h3 class="xp__inhalt__title xp__ix__inhalt__title xp__ix__category--medien"> Medien </h3> <ul class="xp__toc"> <li class="xp__toc__item"> <a href="/select/ix/2025/4/seite-142" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Praktischer Einstieg in KI – mit Büchern, Websites und Videos </span> <span class="xp__toc__page xp__ix__toc__page">142</span> </a> </li> </ul><h3 class="xp__inhalt__title xp__ix__inhalt__title xp__ix__category--rubriken"> Rubriken </h3> <ul class="xp__toc"> <li class="xp__toc__item"> <a href="/select/ix/2025/4/seite-3" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Editorial: Ausgang aus der digitalen Unmündigkeit </span> <span class="xp__toc__page xp__ix__toc__page">3</span> </a> </li> <li class="xp__toc__item"> <a href="/select/ix/2025/4/seite-6" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Leserbriefe April 2025 </span> <span class="xp__toc__page xp__ix__toc__page">6</span> </a> </li> <li class="xp__toc__item"> <a href="/select/ix/2025/4/seite-145" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Impressum </span> <span class="xp__toc__page xp__ix__toc__page">145</span> </a> </li> <li class="xp__toc__item"> <a href="/select/ix/2025/4/seite-146" class="xp__link xp__ix__link xp__toc__flexcontainer"> <span class="xp__toc__item-subtitle xp__ix__toc__item-subtitle">Vorschau Mai 2025 </span> <span class="xp__toc__page xp__ix__toc__page">146</span> </a> </li> </ul> </article></div>   <script type="text/javascript"> // This is by now the only possible way to get those infos // into the vue instance... var articleData = { containerId: '690751', uid: '2503712475476980714', magazine: 'ix', magazineScreenName: "iX", magazineDbName: 'ix', page: '4', title: 'Inhalt', issueName: 'iX 4/2025', issueNumber: '4', issueYear: '2025', issueId: '3423', issuePricePrint: '9,90', urlName: 'ix', magazineUrl: '/select/api/bookmarks/ix/is-bookmarked', url: '/select/ix/2025/4', purchaseApiUrl: '/select/api/article/ix/2025/4//purchase-info', shopUrl: '/select/purchase-issue/ix/2025/4/digital', shopPrintUrl: '/select/purchase-issue/ix/2025/4/print', pages: '2', loggedIn: false, buyerAccess: true, buyerAccessDate: '2025-03-21', subscriberAccess: true, subscriberAccessDate: '2025-03-20', checkoutUrl: '/api/accountservice/subscribe/plus?a=%2Fselect%2Fix%2F2025%2F4&plenigo-affiliate-id=16406', }; </script> <div class="purchase--single"> <section class="purchase__options"> <div class="purchase__option purchase__option--login"> <section class="purchase__option-header-container"> <h1 class="purchase__option-header"> Login </h1> <p class="purchase__option-text"> Sie sind Abonnent? Bitte loggen Sie sich hier ein. </p> </section> <a href="/sso/login?forward=%2Fselect%2Fix%2F2025%2F4" class="purchase__button" rel="nofollow"> Anmelden und Heft sofort lesen </a> </div> <div class="purchase__option purchase__option--free-trial"> <h1 class="purchase__option-header"> Komplette Ausgabe freischalten und GRATIS lesen </h1> <section class="free-trial__container"> <div class="free-trial__image"> <img src="/scale/geometry/212/q80/select/thumbnail/ix/2025/4.jpg" class="purchase__thumbnail" alt="Titelbild"> </div> <section class="free-trial__content"> <ul class="purchase__benefits"> <li class="purchase__benefit"> Voller Zugriff auf diese Ausgabe sowie viele weitere iX-Artikel </li> <li class="purchase__benefit"> In der iX-App für iOS und Android lesen </li> <li class="purchase__benefit"> Inkl. PDF-Ausgabe zum Herunterladen </li> <li class="purchase__benefit"> Nach der kostenlosen Probephase jederzeit zur übernächsten Ausgabe kündbar </li> </ul> <a href="https://shop.heise.de/ix-20242-id000011?LPID=20242_ID000011_13869_3_0&wt_mc=intern.abo.ix.heise_select_2019 .heise_select.teaser.teaser" class="purchase__button purchase__button--pay" rel="nofollow" > Jetzt GRATIS testen </a> </section> </section> </div> <div class="purchase__option purchase__option--issue"> <div class="purchase__option-header-container"> <h3 class="purchase__option-header"> Heft kaufen </h3> <p class="purchase__option-text"> Sie können die iX als PDF oder als gedrucktes Heft kaufen. </p> </div> <img src="/scale/geometry/150/q80/select/thumbnail/ix/2025/4.jpg" alt="Titelbild" class="purchase__thumbnail" > <div class="purchase__button-container"> <form method="POST" action="/select/purchase-issue/ix/2025/4/print" > <input type="hidden" name="success_url" value="/select/ix/2025/4" /> <button class="purchase__button purchase__button--pay" type="submit"> Heft kaufen - 9,90€ </button> </form> <form method="POST" action="/select/purchase-issue/ix/2025/4/digital" > <input type="hidden" name="success_url" value="/select/ix/2025/4" /> <button class="purchase__button purchase__button--pay purchase__button--separator" type="submit"> Heft digital kaufen - 9,90€ </button> </form> </div> </div> <div class="purchase__option purchase__option--heiseplus"> <div class="heiseplus__container"> <svg class="heiseplus-header__logo" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 860 200" role="img" preserveAspectRatio="xMinYMin" width="129" height="30"> <title>heise+</title> <path fill="#6f7d93" d="M786.24 179.42v-45.19h-43.23v-25.54h43.23V63.5h26.53v45.19H856v25.54h-43.23v45.19z"/><path fill="#14315b" d="M234.56 191.7V17.43h28.39v44.93l-.99 23.45c5.1-4.77 10.78-9.01 17.04-12.71 6.25-3.7 13.49-5.55 21.73-5.55 13 0 22.47 4.2 28.39 12.59 5.93 8.39 8.89 20.24 8.89 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191.7V70.5h28.39v121.2zm85.47 2.96c-8.23 0-16.46-1.6-24.69-4.81s-15.31-7.2-21.23-11.97l13.33-18.27q8.145 6.18 16.29 9.87c8.145 3.69 11.19 3.7 17.28 3.7 6.58 0 11.44-1.4 14.57-4.2 3.12-2.8 4.69-6.25 4.69-10.37 0-3.46-1.28-6.29-3.83-8.52-2.55-2.22-5.8-4.2-9.75-5.92-3.95-1.73-8.07-3.41-12.34-5.06-5.27-1.97-10.49-4.4-15.68-7.28-5.18-2.88-9.42-6.58-12.71-11.11-3.29-4.52-4.94-10.16-4.94-16.91 0-10.7 3.95-19.42 11.85-26.17s18.6-10.12 32.1-10.12c8.56 0 16.21 1.48 22.96 4.44s12.59 6.34 17.53 10.12l-13.09 17.28q-6.42-4.68-12.96-7.53a34.1 34.1 0 0 0-13.7-2.84c-6.09 0-10.62 1.28-13.58 3.83s-4.44 5.72-4.44 9.5q0 7.155 7.41 10.86c4.94 2.47 10.7 4.86 17.28 7.16 5.59 1.97 11.02 4.4 16.29 7.28s9.67 6.63 13.21 11.23q5.31 6.915 5.31 18.27c0 10.37-4.03 19.22-12.1 26.54s-19.75 10.98-35.06 10.98Zm113.24 0c-11.19 0-21.32-2.51-30.37-7.53q-13.575-7.53-21.48-21.72c-5.27-9.46-7.9-20.86-7.9-34.19s2.67-24.52 8.02-34.06 12.3-16.87 20.86-21.97q12.84-7.65 26.91-7.65c11.02 0 20.24 2.43 27.65 7.28 7.41 4.86 13 11.6 16.79 20.24 3.78 8.64 5.68 18.64 5.68 29.99 0 5.92-.41 10.53-1.24 13.82h-77.03c1.32 10.7 5.18 19.01 11.6 24.93s14.48 8.89 24.19 8.89c5.27 0 10.16-.78 14.69-2.35 4.53-1.56 9.01-3.74 13.46-6.54l9.63 17.77c-5.76 3.79-12.18 6.91-19.26 9.38s-14.49 3.7-22.22 3.7Zm-32.34-75.04h53.82c0-9.38-2.06-16.74-6.17-22.09-4.12-5.35-10.29-8.02-18.52-8.02-7.08 0-13.37 2.59-18.89 7.78-5.52 5.18-8.93 12.63-10.25 22.34ZM107.25 4.65c14.12 6.58 20.23 23.36 13.65 37.48L55.79 181.71c-6.59 14.12-23.37 20.22-37.49 13.64-14.12-6.59-20.23-23.37-13.65-37.48l65.1-139.58C76.34 4.17 93.12-1.93 107.24 4.65m45.08 89.09c-14.12-6.58-30.91-.47-37.49 13.64l-23.55 50.48c-6.59 14.12-.48 30.9 13.65 37.48 14.12 6.58 30.91.47 37.49-13.64l23.55-50.49c6.59-14.12.47-30.9-13.65-37.48"/></svg> <h3 class="purchase__option-header heiseplus-slogan heiseplus-header__slogan"> <span class="heiseplus-header__subslogan"> Immer mehr Wissen. </span> Das digitale Abo für IT und Technik. </h3> <p class="heiseplus-header__text"> Magazin-Abonnenten erhalten heise+ zum Vorzugspreis. </p> <div class="heiseplus-stage-purchase__button-area"> <a class=" purchase__button purchase__button--pay purchase__button--single " href="/api/accountservice/subscribe/plus?a=%2Fselect%2Fix%2F2025%2F4&plenigo-affiliate-id=16406" >heise+ Abo abschließen</a> </div> <div class="heiseplus-stage-purchase__link-area"> <a href="/plus/info-faq/" class="heiseplus-stage-purchase__link"> Das ist heise+ </a> </div> </div> </div> </section> </div>    <div class="pswp" tabindex="-1" role="dialog" aria-hidden="true">  <div class="pswp__bg"></div>  <div class="pswp__scroll-wrap">  <div class="pswp__container"> <div class="pswp__item"></div> <div class="pswp__item"></div> <div class="pswp__item"></div> </div>  <div class="pswp__ui pswp__ui--hidden"> <div class="pswp__top-bar">  <div class="pswp__counter"></div> <button class="pswp__button pswp__button--close" title="Close (Esc)"></button> <button class="pswp__button pswp__button--fs" title="Toggle 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