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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head><title>curl</title> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta content="text/html; charset=UTF-8" http-equiv="Content-Type"> <link rel="stylesheet" type="text/css" href="/curl.css"> <link rel="shortcut icon" href="/favicon.ico"> <link rel="icon" href="/logo/curl-symbol.svg" type="image/svg+xml"> <link rel="alternate" type="application/rss+xml" title="cURL Releases" href="https://github.com/curl/curl/releases.atom"> </head> <body> <div class="main"> <div class="menu"> <div class="dropdown"> <a class="dropbtn" href="/download.html">Download</a> <div class="dropdown-content"> <a href="https://github.com/curl/curl">Browse source</a> <a href="/ch/">Changelog</a> <a href="/tiny/">tiny-curl</a> </div> </div> <div class="dropdown"> <a class="dropbtn" href="/docs/">Documentation</a> <div class="dropdown-content"> <a 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href="/ch/">Changelog</a> <a href="/docs/releases.html">Release table</a> </div> </div> </div> <div class="contents"> <div class="where"><a href="/">curl</a> / <a href="/docs/">Docs</a> / <b>Specs</b></div> <h1 class="pagetitle">Specifications that Concerns Curl</h1><table><tr><th>File name</th><th>Size</th><th>Description</th></tr><tr ><td><a href="index.html">index</a></td><td>19.1 Kb</td><td></td> </tr> <tr bgcolor="#e0e0e0"><td><a href="_index.html">_index</a></td><td>0.7 Kb</td><td></td> </tr> <tr ><td><a href="ntlm.html">ntlm</a></td><td>306.3 Kb</td><td>Eric Glass' NTLM Authentication Protocol specification</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="cookie_spec.html">cookie_spec</a></td><td>11.0 Kb</td><td>Netscape's cookie specification</td> </tr> <tr ><td><a href="draft-murchison-sasl-login-00.txt">draft-murchison-sasl-login-00</a></td><td>11.7 Kb</td><td>The LOGIN SASL Mechanism (expired)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="draft-earhart-url-smtp-00.txt">draft-earhart-url-smtp-00</a></td><td>8.8 Kb</td><td>An SMTP URL Interface (expired)</td> </tr> <tr ><td><a href="draft-brezak-spnego-http-04.txt">draft-brezak-spnego-http-04</a></td><td>13.4 Kb</td><td>SPNEGO Access Authentication</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="draft-ietf-secsh-scp-sftp-ssh-uri-04.txt">draft-ietf-secsh-scp-sftp-ssh-uri-04</a></td><td>23.1 Kb</td><td>Uniform Resource Identifier (URI) Scheme for Secure File Transfer Protocol (SFTP) and Secure Shell (SSH)</td> </tr> <tr ><td><a href="draft-luotonen-web-proxy-tunneling-01.txt">draft-luotonen-web-proxy-tunneling-01</a></td><td>19.1 Kb</td><td>Tunneling TCP based protocols through Web proxy servers</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="draft-murray-auth-ftp-ssl-16.txt">draft-murray-auth-ftp-ssl-16</a></td><td>58.6 Kb</td><td>Securing FTP with TLS (Obsoleted by RFC4217)</td> </tr> <tr ><td><a href="rfc0821.txt">rfc0821</a></td><td>117.6 Kb</td><td>Simple Mail Transfer Protocol (obsoleted by RFC2821)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc0822.txt">rfc0822</a></td><td>103.8 Kb</td><td>Arpa Internet Text Messages (mostly for the date format)</td> </tr> <tr ><td><a href="rfc0850.txt">rfc0850</a></td><td>41.8 Kb</td><td>Interchange of USENET Messages (mostly for the date format) </td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc0854.txt">rfc0854</a></td><td>37.6 Kb</td><td>Telnet Protocol Specification</td> </tr> <tr ><td><a href="rfc0959.txt">rfc0959</a></td><td>143.9 Kb</td><td>File Transfer Protocol (FTP)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc0974.txt">rfc0974</a></td><td>17.8 Kb</td><td>Mail Routing And The Domain System (obsoleted by RFC2821) </td> </tr> <tr ><td><a href="rfc1035.txt">rfc1035</a></td><td>119.7 Kb</td><td>Domain Names - Implementation and Specification</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc1081.txt">rfc1081</a></td><td>35.3 Kb</td><td>Post Office Protocol - Version 3 (obsoleted by RFC1225) </td> </tr> <tr ><td><a href="rfc1123.txt">rfc1123</a></td><td>234.1 Kb</td><td>Requirements for Internet Hosts</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc1225.txt">rfc1225</a></td><td>35.6 Kb</td><td>Post Office Protocol - Version 3 (obsoleted by RFC1460)</td> </tr> <tr ><td><a href="rfc1350.txt">rfc1350</a></td><td>24.0 Kb</td><td>The TFTP Protocol (Revision 2)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc1425.txt">rfc1425</a></td><td>20.4 Kb</td><td>SMTP Service Extensions (obsoleted by RFC1651)</td> </tr> <tr ><td><a href="rfc1427.txt">rfc1427</a></td><td>17.4 Kb</td><td>SMTP Service Extension for Message Size Declaration (obsoleted by RFC1653)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc1436.txt">rfc1436</a></td><td>35.6 Kb</td><td>The Internet Gopher Protocol</td> </tr> <tr ><td><a href="rfc1460.txt">rfc1460</a></td><td>37.9 Kb</td><td>Post Office Protocol - Version 3 (obsoleted by RFC1725)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc1510.txt">rfc1510</a></td><td>268.9 Kb</td><td>The Kerberos Network Authentication Service (V5) (obsoleted by RFC4120)</td> </tr> <tr ><td><a href="rfc1635.txt">rfc1635</a></td><td>26.6 Kb</td><td>How to Use Anonymous FTP</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc1639.txt">rfc1639</a></td><td>9.8 Kb</td><td>FTP Operation Over Big Address Records (FOOBAR)</td> </tr> <tr ><td><a href="rfc1651.txt">rfc1651</a></td><td>21.6 Kb</td><td>SMTP Service Extensions (obsoleted by RFC1869)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc1653.txt">rfc1653</a></td><td>17.5 Kb</td><td>SMTP Service Extension for Message Size Declaration (obsoleted by RFC1870) </td> </tr> <tr ><td><a href="rfc1725.txt">rfc1725</a></td><td>34.2 Kb</td><td>Post Office Protocol - Version 3 (obsoleted by RFC1939)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc1730.txt">rfc1730</a></td><td>153.0 Kb</td><td>Internet Message Access Protocol - Version 4 (obsoleted by RFC2060, RFC2061)</td> </tr> <tr ><td><a href="rfc1734.txt">rfc1734</a></td><td>8.3 Kb</td><td>POP3 AUTHentication command (obsoleted by RFC5034)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc1738.txt">rfc1738</a></td><td>50.1 Kb</td><td>Uniform Resource Locators (updated by RFC2396)</td> </tr> <tr ><td><a href="rfc1777.txt">rfc1777</a></td><td>44.4 Kb</td><td>Lightweight Directory Access Protocol</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc1808.txt">rfc1808</a></td><td>34.1 Kb</td><td>Relative Uniform Resource Locators (updated by RFC2396)</td> </tr> <tr ><td><a href="rfc1867.txt">rfc1867</a></td><td>26.1 Kb</td><td>Form-based File Upload in HTML</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc1869.txt">rfc1869</a></td><td>22.8 Kb</td><td>SMTP Service Extensions (obsoleted by RFC2821)</td> </tr> <tr ><td><a href="rfc1870.txt">rfc1870</a></td><td>17.8 Kb</td><td>SMTP Service Extension for Message Size Declaration (obsoletes RFC1653)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc1884.txt">rfc1884</a></td><td>37.0 Kb</td><td>IP Version 6 Addressing Architecture (obsolete)</td> </tr> <tr ><td><a href="rfc1928.txt">rfc1928</a></td><td>19.3 Kb</td><td>SOCKS Protocol Version 5</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc1939.txt">rfc1939</a></td><td>45.9 Kb</td><td>Post Office Protocol - Version 3</td> </tr> <tr ><td><a href="rfc1945.txt">rfc1945</a></td><td>134.4 Kb</td><td>Hypertext Transfer Protocol -- HTTP/1.0</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc1950.txt">rfc1950</a></td><td>20.0 Kb</td><td>ZLIB Compressed Data Format Specification</td> </tr> <tr ><td><a href="rfc1951.txt">rfc1951</a></td><td>36.1 Kb</td><td>DEFLATE Compressed Data Format Specification</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc1952.txt">rfc1952</a></td><td>24.4 Kb</td><td>gzip compression format</td> </tr> <tr ><td><a href="rfc1959.txt">rfc1959</a></td><td>7.1 Kb</td><td>LDAP URL Format (obsoleted by RFC 2255)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc1964.txt">rfc1964</a></td><td>46.3 Kb</td><td>The Kerberos Version 5 GSS-API Mechanism</td> </tr> <tr ><td><a href="rfc2045.txt">rfc2045</a></td><td>71.2 Kb</td><td>(MIME) Part One: Format of Internet Message Bodies</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc2046.txt">rfc2046</a></td><td>103.4 Kb</td><td>(MIME) Part Two: Media Types</td> </tr> <tr ><td><a href="rfc2047.txt">rfc2047</a></td><td>32.5 Kb</td><td>(MIME) Part Three: Message Header Extensions for Non-ASCII Text</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc2048.txt">rfc2048</a></td><td>44.0 Kb</td><td>(MIME) Part Four: Registration Procedures</td> </tr> <tr ><td><a href="rfc2049.txt">rfc2049</a></td><td>50.0 Kb</td><td>(MIME) Part Five: Conformance Criteria and Examples</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc2060.txt">rfc2060</a></td><td>178.2 Kb</td><td>Internet Message Access Protocol - Version 4rev1 (obsoleted by RFC1730)</td> </tr> <tr ><td><a href="rfc2061.txt">rfc2061</a></td><td>5.7 Kb</td><td>IMAP4 Compatibility With Imap2Bis (obsoletes RFC1730)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc2068.txt">rfc2068</a></td><td>369.3 Kb</td><td>Hypertext Transfer Protocol -- HTTP 1.1 (obsoleted by RFC 2616)</td> </tr> <tr ><td><a href="rfc2095.txt">rfc2095</a></td><td>10.2 Kb</td><td>IMAP/POP AUTHorize Extension for Simple Challenge/Response (obsoleted by RFC2195)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc2104.txt">rfc2104</a></td><td>21.8 Kb</td><td>HMAC: Keyed-Hashing for Message Authentication</td> </tr> <tr ><td><a href="rfc2109.txt">rfc2109</a></td><td>42.6 Kb</td><td>HTTP State Management Mechanism (obsoleted by RFC 2964)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc2133.txt">rfc2133</a></td><td>68.1 Kb</td><td>Basic Socket Interface Extensions for IPv6 (see RFC3493)</td> </tr> <tr ><td><a href="rfc2145.txt">rfc2145</a></td><td>13.3 Kb</td><td>Use and Interpretation of HTTP Version Numbers (obsoleted by RFC7230)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc2183.txt">rfc2183</a></td><td>22.6 Kb</td><td>The Content-Disposition Header Field</td> </tr> <tr ><td><a href="rfc2184.txt">rfc2184</a></td><td>17.2 Kb</td><td>MIME Parameter Value and Encoded Word Extensions</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc2192.txt">rfc2192</a></td><td>30.7 Kb</td><td>IMAP URL Scheme (obsoleted by RFC5092)</td> </tr> <tr ><td><a href="rfc2195.txt">rfc2195</a></td><td>10.2 Kb</td><td>IMAP/POP AUTHorize Extension for Simple Challenge/Response (obsoletes RFC2095)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc2222.txt">rfc2222</a></td><td>34.2 Kb</td><td>Simple Authentication and Security Layer (SASL) (obsoleted by RFC4422)</td> </tr> <tr ><td><a href="rfc2228.txt">rfc2228</a></td><td>57.4 Kb</td><td>FTP Security Extensions</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc2229.txt">rfc2229</a></td><td>58.2 Kb</td><td>A Dictionary Server Protocol</td> </tr> <tr ><td><a href="rfc2231.txt">rfc2231</a></td><td>18.8 Kb</td><td>MIME Parameter Value and Encoded Word Extensions: Character Sets, Languages, and Continuations</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc2246.txt">rfc2246</a></td><td>166.4 Kb</td><td>The TLS Protocol</td> </tr> <tr ><td><a href="rfc2255.txt">rfc2255</a></td><td>20.2 Kb</td><td>LDAP URL Format (obsoleted by RFC 4516)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc2326.txt">rfc2326</a></td><td>190.4 Kb</td><td>Real Time Streaming Protocol (RTSP)</td> </tr> <tr ><td><a href="rfc2373.txt">rfc2373</a></td><td>51.3 Kb</td><td>IP Version 6 Addressing Architecture (obsolete)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc2384.txt">rfc2384</a></td><td>13.3 Kb</td><td>POP URL Scheme</td> </tr> <tr ><td><a href="rfc2388.txt">rfc2388</a></td><td>16.1 Kb</td><td>Returning Values from Forms: multipart/form-data (Obsoleted by RFC7578)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc2389.txt">rfc2389</a></td><td>18.1 Kb</td><td>Feature negotiation mechanism for FTP</td> </tr> <tr ><td><a href="rfc2396.txt">rfc2396</a></td><td>82.5 Kb</td><td>Uniform Resource Identifiers: Generic Syntax (see RFC3986)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc2428.txt">rfc2428</a></td><td>15.7 Kb</td><td>FTP Extensions for IPv6 and NATs</td> </tr> <tr ><td><a href="rfc2449.txt">rfc2449</a></td><td>34.7 Kb</td><td>POP3 Extension Mechanism</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc2459.txt">rfc2459</a></td><td>271.9 Kb</td><td>Internet X.509 Public Key Infrastructure Certificate and CRL Profile</td> </tr> <tr ><td><a href="rfc2478.txt">rfc2478</a></td><td>34.7 Kb</td><td>The Simple and Protected GSS-API Negotiation Mechanism (obsoleted by RFC4178)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc2487.txt">rfc2487</a></td><td>14.8 Kb</td><td>SMTP Service Extension for Secure SMTP over TLS (obsoleted by RFC3207)</td> </tr> <tr ><td><a href="rfc2518.txt">rfc2518</a></td><td>198.1 Kb</td><td>HTTP Extensions for Distributed Authoring -- WEBDAV</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc2553.txt">rfc2553</a></td><td>87.1 Kb</td><td>Basic Socket Interface Extensions for IPv6 (see RFC3493)</td> </tr> <tr ><td><a href="rfc2554.txt">rfc2554</a></td><td>20.1 Kb</td><td>SMTP Service Extension for Authentication (obsoleted by RFC4954) </td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc2577.txt">rfc2577</a></td><td>17.5 Kb</td><td>FTP Security Considerations</td> </tr> <tr ><td><a href="rfc2595.txt">rfc2595</a></td><td>31.7 Kb</td><td>Using TLS with IMAP, POP3 and ACAP</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc2616.txt">rfc2616</a></td><td>412.4 Kb</td><td>Hypertext Transfer Protocol -- HTTP 1.1 (obsoleted by RFC7230)</td> </tr> <tr ><td><a href="rfc2617.txt">rfc2617</a></td><td>75.8 Kb</td><td>HTTP Authentication</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc2640.txt">rfc2640</a></td><td>55.9 Kb</td><td>Internationalization of FTP</td> </tr> <tr ><td><a href="rfc2718.txt">rfc2718</a></td><td>18.8 Kb</td><td>Guidelines for new URL Schemes</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc2732.txt">rfc2732</a></td><td>7.8 Kb</td><td>Format for Literal IPv6 Addresses in URL's</td> </tr> <tr ><td><a href="rfc2817.txt">rfc2817</a></td><td>27.0 Kb</td><td>Upgrading to TLS Within HTTP/1.1</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc2818.txt">rfc2818</a></td><td>14.8 Kb</td><td>HTTP Over TLS (TLS is the successor to SSL)</td> </tr> <tr ><td><a href="rfc2821.txt">rfc2821</a></td><td>188.0 Kb</td><td>Simple Mail Transfer Protocol (obsoletes RFC821, RFC974, RFC1869)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc2831.txt">rfc2831</a></td><td>56.8 Kb</td><td>Using Digest Authentication as a SASL Mechanism (historic by RFC6331)</td> </tr> <tr ><td><a href="rfc2854.txt">rfc2854</a></td><td>15.8 Kb</td><td>The 'text/html' Media Type</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc2936.txt">rfc2936</a></td><td>24.6 Kb</td><td>HTTP MIME Type Handler Detection</td> </tr> <tr ><td><a href="rfc2964.txt">rfc2964</a></td><td>18.5 Kb</td><td>Use of HTTP State Management</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc2965.txt">rfc2965</a></td><td>54.9 Kb</td><td>HTTP State Management Mechanism. Cookies. (Obsoletes RFC2109)</td> </tr> <tr ><td><a href="rfc3207.txt">rfc3207</a></td><td>18.2 Kb</td><td>SMTP Service Extension for Secure SMTP over Transport Layer Security (obsoletes RFC2487)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc3280.txt">rfc3280</a></td><td>288.6 Kb</td><td>Internet X.509 Public Key Infrastructure Certificate and Certificate Revocation List (CRL) Profile</td> </tr> <tr ><td><a href="rfc3490.txt">rfc3490</a></td><td>50.7 Kb</td><td>Internationalized Domain Names for Applications (IDNA) (obsoleted by RFC5890)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc3493.txt">rfc3493</a></td><td>80.6 Kb</td><td>Basic Socket Interface Extensions for IPv6</td> </tr> <tr ><td><a href="rfc3501.txt">rfc3501</a></td><td>222.3 Kb</td><td>Internet Message Access Protocol - Version 4rev1 (obsoletes RFC2060)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc3513.txt">rfc3513</a></td><td>52.7 Kb</td><td>IP Version 6 Addressing Architecture</td> </tr> <tr ><td><a href="rfc3617.txt">rfc3617</a></td><td>11.6 Kb</td><td>Uniform Resource Identifier (URI) Scheme for TFTP</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc3659.txt">rfc3659</a></td><td>134.7 Kb</td><td>Extensions to FTP</td> </tr> <tr ><td><a href="rfc3961.txt">rfc3961</a></td><td>109.2 Kb</td><td>Encryption and Checksum Specifications for Kerberos 5</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc3986.txt">rfc3986</a></td><td>138.5 Kb</td><td>Uniform Resource Identifier (URI): Generic Syntax</td> </tr> <tr ><td><a href="rfc4120.txt">rfc4120</a></td><td>332.3 Kb</td><td>The Kerberos Network Authentication Service (V5) (obsoletes RFC1510)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc4121.txt">rfc4121</a></td><td>42.9 Kb</td><td>The Kerberos Version 5 Generic Security Service Application Program Interface (GSS-API) Mechanism: Version 2</td> </tr> <tr ><td><a href="rfc4178.txt">rfc4178</a></td><td>45.4 Kb</td><td>The Simple and Protected Generic Security Service Application Program Interface (GSS-API) Negotiation Mechanism (obsoletes RFC2478)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc4217.txt">rfc4217</a></td><td>59.7 Kb</td><td>Securing FTP with TLS</td> </tr> <tr ><td><a href="rfc4248.txt">rfc4248</a></td><td>7.1 Kb</td><td>The telnet URI Scheme</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc4346.txt">rfc4346</a></td><td>182.7 Kb</td><td>TLS/1.1 (obsoletes RFC 2246)</td> </tr> <tr ><td><a href="rfc4366.txt">rfc4366</a></td><td>64.5 Kb</td><td>TLS Extensions (server name, client certificate URLs, etc.)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc4422.txt">rfc4422</a></td><td>71.5 Kb</td><td>Simple Authentication and Security Layer (SASL) (obsoletes RFC2222)</td> </tr> <tr ><td><a href="rfc4511.txt">rfc4511</a></td><td>146.6 Kb</td><td>Lightweight Directory Access Protocol (LDAP): The Protocol</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc4516.txt">rfc4516</a></td><td>29.8 Kb</td><td>LDAP Uniform Resource Locator (obsoletes RFC 2255)</td> </tr> <tr ><td><a href="rfc4559.txt">rfc4559</a></td><td>15.7 Kb</td><td>SPNEGO-based Kerberos and NTLM HTTP Authentication in Microsoft Windows</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc4616.txt">rfc4616</a></td><td>19.8 Kb</td><td>The PLAIN Simple Authentication and Security Layer (SASL) Mechanism</td> </tr> <tr ><td><a href="rfc4954.txt">rfc4954</a></td><td>42.5 Kb</td><td>SMTP Service Extension for Authentication (obsoletes RFC2554)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc4959.txt">rfc4959</a></td><td>12.0 Kb</td><td>IMAP Extension for Simple Authentication and Security Layer (SASL) Initial Client Response</td> </tr> <tr ><td><a href="rfc5034.txt">rfc5034</a></td><td>23.6 Kb</td><td>The Post Office Protocol (POP3) Simple Authentication and Security Layer (SASL) Authentication Mechanism (obsoletes RFC1734)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc5092.txt">rfc5092</a></td><td>63.7 Kb</td><td>IMAP URL Scheme (obsoletes RFC2192)</td> </tr> <tr ><td><a href="rfc5321.txt">rfc5321</a></td><td>220.6 Kb</td><td>Simple Mail Transfer Protocol (obsoletes RFC2821)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc5322.txt">rfc5322</a></td><td>119.5 Kb</td><td>Internet Message Format</td> </tr> <tr ><td><a href="rfc5335.txt">rfc5335</a></td><td>27.3 Kb</td><td>Internationalized Email Headers (obsoleted by RFC6532)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc5336.txt">rfc5336</a></td><td>47.0 Kb</td><td>SMTP Extension for Internationalized Email Addresses (obsoleted by RFC6531)</td> </tr> <tr ><td><a href="rfc5849.txt">rfc5849</a></td><td>78.9 Kb</td><td>The OAuth 1.0 Protocol (obsoleted by RFC6749)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc5890.txt">rfc5890</a></td><td>53.0 Kb</td><td>Internationalized Domain Names for Applications (IDNA) (obsoletes RFC3490)</td> </tr> <tr ><td><a href="rfc6531.txt">rfc6531</a></td><td>40.0 Kb</td><td>SMTP Extension for Internationalized Email (obsoletes RFC5336)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc6532.txt">rfc6532</a></td><td>22.2 Kb</td><td>Internationalized Email Headers (obsoletes RFC5335)</td> </tr> <tr ><td><a href="rfc6749.txt">rfc6749</a></td><td>159.7 Kb</td><td>The OAuth 2.0 Authorization Framework (obsoletes RFC5849)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc7230.txt">rfc7230</a></td><td>201.1 Kb</td><td>Hypertext Transfer Protocol (HTTP/1.1): Message Syntax and Routing (obsoletes RFC2145, RFC2616)</td> </tr> <tr ><td><a href="rfc7231.txt">rfc7231</a></td><td>229.5 Kb</td><td>Hypertext Transfer Protocol (HTTP/1.1): Semantics and Content (obsoletes RFC2616)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc7232.txt">rfc7232</a></td><td>55.4 Kb</td><td>Hypertext Transfer Protocol (HTTP/1.1): Conditional Requests (obsoletes RFC2616)</td> </tr> <tr ><td><a href="rfc7233.txt">rfc7233</a></td><td>45.8 Kb</td><td>Hypertext Transfer Protocol (HTTP/1.1): Range Requests (obsoletes RFC2616)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc7234.txt">rfc7234</a></td><td>88.5 Kb</td><td>Hypertext Transfer Protocol (HTTP/1.1): Caching (obsoletes RFC2616)</td> </tr> <tr ><td><a href="rfc7235.txt">rfc7235</a></td><td>37.2 Kb</td><td>Hypertext Transfer Protocol (HTTP/1.1): Authentication (obsoletes RFC2616)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc7238.txt">rfc7238</a></td><td>10.4 Kb</td><td>The Hypertext Transfer Protocol Status Code 308 (Permanent Redirect)</td> </tr> <tr ><td><a href="rfc7540.txt">rfc7540</a></td><td>204.7 Kb</td><td>Hypertext Transfer Protocol Version 2 (HTTP/2)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc7541.txt">rfc7541</a></td><td>115.1 Kb</td><td>HPACK: Header Compression for HTTP/2</td> </tr> <tr ><td><a href="rfc7628.txt">rfc7628</a></td><td>45.3 Kb</td><td>A Set of Simple Authentication and Security Layer (SASL) Mechanisms for OAuth</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc7838.txt">rfc7838</a></td><td>41.7 Kb</td><td>HTTP Alternative Services</td> </tr> <tr ><td><a href="rfc8314.txt">rfc8314</a></td><td>61.1 Kb</td><td>Cleartext Considered Obsolete: Use of Transport Layer Security (TLS) for Email Submission and Access</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc8446.txt">rfc8446</a></td><td>329.8 Kb</td><td>The Transport Layer Security (TLS) Protocol Version 1.3</td> </tr> <tr ><td><a href="rfc8484.txt">rfc8484</a></td><td>45.8 Kb</td><td>DNS Queries over HTTPS (DoH)</td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc8999.txt">rfc8999</a></td><td>17.0 Kb</td><td></td> </tr> <tr ><td><a href="rfc9000.txt">rfc9000</a></td><td>394.0 Kb</td><td></td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc9001.txt">rfc9001</a></td><td>123.2 Kb</td><td></td> </tr> <tr ><td><a href="rfc9002.txt">rfc9002</a></td><td>87.0 Kb</td><td></td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc9110.txt">rfc9110</a></td><td>491.2 Kb</td><td></td> </tr> <tr ><td><a href="rfc9111.txt">rfc9111</a></td><td>82.5 Kb</td><td></td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc9112.txt">rfc9112</a></td><td>107.3 Kb</td><td></td> </tr> <tr ><td><a href="rfc9113.txt">rfc9113</a></td><td>187.3 Kb</td><td></td> </tr> <tr bgcolor="#e0e0e0"><td><a href="rfc9114.txt">rfc9114</a></td><td>151.6 Kb</td><td></td> </tr> <tr ><td><a href="rfc9204.txt">rfc9204</a></td><td>96.9 Kb</td><td></td> </tr> </table></div> </div> </body> </html>