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Diffstat (limited to 'secure/usr.bin/openssl/man/openssl-ciphers.1')
| -rw-r--r-- | secure/usr.bin/openssl/man/openssl-ciphers.1 | 460 |
1 files changed, 204 insertions, 256 deletions
diff --git a/secure/usr.bin/openssl/man/openssl-ciphers.1 b/secure/usr.bin/openssl/man/openssl-ciphers.1 index 0e79ff8190e4..4ee2f5bd67a2 100644 --- a/secure/usr.bin/openssl/man/openssl-ciphers.1 +++ b/secure/usr.bin/openssl/man/openssl-ciphers.1 @@ -1,4 +1,5 @@ -.\" Automatically generated by Pod::Man 4.14 (Pod::Simple 3.42) +.\" -*- mode: troff; coding: utf-8 -*- +.\" Automatically generated by Pod::Man 5.0102 (Pod::Simple 3.45) .\" .\" Standard preamble: .\" ======================================================================== @@ -15,29 +16,12 @@ .ft R .fi .. -.\" Set up some character translations and predefined strings. \*(-- will -.\" give an unbreakable dash, \*(PI will give pi, \*(L" will give a left -.\" double quote, and \*(R" will give a right double quote. \*(C+ will -.\" give a nicer C++. Capital omega is used to do unbreakable dashes and -.\" therefore won't be available. \*(C` and \*(C' expand to `' in nroff, -.\" nothing in troff, for use with C<>. -.tr \(*W- -.ds C+ C\v'-.1v'\h'-1p'\s-2+\h'-1p'+\s0\v'.1v'\h'-1p' +.\" \*(C` and \*(C' are quotes in nroff, nothing in troff, for use with C<>. .ie n \{\ -. ds -- \(*W- -. ds PI pi -. if (\n(.H=4u)&(1m=24u) .ds -- \(*W\h'-12u'\(*W\h'-12u'-\" diablo 10 pitch -. if (\n(.H=4u)&(1m=20u) .ds -- \(*W\h'-12u'\(*W\h'-8u'-\" diablo 12 pitch -. ds L" "" -. ds R" "" . ds C` "" . ds C' "" 'br\} .el\{\ -. ds -- \|\(em\| -. ds PI \(*p -. ds L" `` -. ds R" '' . ds C` . ds C' 'br\} @@ -68,77 +52,17 @@ . \} .\} .rr rF -.\" Fear. Run. Save yourself. No user-serviceable parts. -. \" fudge factors for nroff and troff -.if n \{\ -. ds #H 0 -. ds #V .8m -. ds #F .3m -. ds #[ \f1 -. ds #] \fP -.\} -.if t \{\ -. ds #H ((1u-(\\\\n(.fu%2u))*.13m) -. ds #V .6m -. ds #F 0 -. ds #[ \& -. ds #] \& -.\} -. \" simple accents for nroff and troff -.if n \{\ -. ds ' \& -. ds ` \& -. ds ^ \& -. ds , \& -. ds ~ ~ -. ds / -.\} -.if t \{\ -. ds ' \\k:\h'-(\\n(.wu*8/10-\*(#H)'\'\h"|\\n:u" -. ds ` \\k:\h'-(\\n(.wu*8/10-\*(#H)'\`\h'|\\n:u' -. ds ^ \\k:\h'-(\\n(.wu*10/11-\*(#H)'^\h'|\\n:u' -. ds , \\k:\h'-(\\n(.wu*8/10)',\h'|\\n:u' -. ds ~ \\k:\h'-(\\n(.wu-\*(#H-.1m)'~\h'|\\n:u' -. ds / \\k:\h'-(\\n(.wu*8/10-\*(#H)'\z\(sl\h'|\\n:u' -.\} -. \" troff and (daisy-wheel) nroff accents -.ds : \\k:\h'-(\\n(.wu*8/10-\*(#H+.1m+\*(#F)'\v'-\*(#V'\z.\h'.2m+\*(#F'.\h'|\\n:u'\v'\*(#V' -.ds 8 \h'\*(#H'\(*b\h'-\*(#H' -.ds o \\k:\h'-(\\n(.wu+\w'\(de'u-\*(#H)/2u'\v'-.3n'\*(#[\z\(de\v'.3n'\h'|\\n:u'\*(#] -.ds d- \h'\*(#H'\(pd\h'-\w'~'u'\v'-.25m'\f2\(hy\fP\v'.25m'\h'-\*(#H' -.ds D- D\\k:\h'-\w'D'u'\v'-.11m'\z\(hy\v'.11m'\h'|\\n:u' -.ds th \*(#[\v'.3m'\s+1I\s-1\v'-.3m'\h'-(\w'I'u*2/3)'\s-1o\s+1\*(#] -.ds Th \*(#[\s+2I\s-2\h'-\w'I'u*3/5'\v'-.3m'o\v'.3m'\*(#] -.ds ae a\h'-(\w'a'u*4/10)'e -.ds Ae A\h'-(\w'A'u*4/10)'E -. \" corrections for vroff -.if v .ds ~ \\k:\h'-(\\n(.wu*9/10-\*(#H)'\s-2\u~\d\s+2\h'|\\n:u' -.if v .ds ^ \\k:\h'-(\\n(.wu*10/11-\*(#H)'\v'-.4m'^\v'.4m'\h'|\\n:u' -. \" for low resolution devices (crt and lpr) -.if \n(.H>23 .if \n(.V>19 \ -\{\ -. ds : e -. ds 8 ss -. ds o a -. ds d- d\h'-1'\(ga -. ds D- D\h'-1'\(hy -. ds th \o'bp' -. ds Th \o'LP' -. ds ae ae -. ds Ae AE -.\} -.rm #[ #] #H #V #F C .\" ======================================================================== .\" .IX Title "OPENSSL-CIPHERS 1ossl" -.TH OPENSSL-CIPHERS 1ossl "2023-09-22" "3.0.11" "OpenSSL" +.TH OPENSSL-CIPHERS 1ossl 2025-07-24 3.5.1 OpenSSL .\" For nroff, turn off justification. Always turn off hyphenation; it makes .\" way too many mistakes in technical documents. .if n .ad l .nh -.SH "NAME" +.SH NAME openssl\-ciphers \- SSL cipher display and cipher list command -.SH "SYNOPSIS" +.SH SYNOPSIS .IX Header "SYNOPSIS" \&\fBopenssl\fR \fBciphers\fR [\fB\-help\fR] @@ -150,7 +74,6 @@ openssl\-ciphers \- SSL cipher display and cipher list command [\fB\-tls1_1\fR] [\fB\-tls1_2\fR] [\fB\-tls1_3\fR] -[\fB\-s\fR] [\fB\-psk\fR] [\fB\-srp\fR] [\fB\-stdname\fR] @@ -158,16 +81,17 @@ openssl\-ciphers \- SSL cipher display and cipher list command [\fB\-ciphersuites\fR \fIval\fR] [\fB\-provider\fR \fIname\fR] [\fB\-provider\-path\fR \fIpath\fR] +[\fB\-provparam\fR \fI[name:]key=value\fR] [\fB\-propquery\fR \fIpropq\fR] [\fIcipherlist\fR] -.SH "DESCRIPTION" +.SH DESCRIPTION .IX Header "DESCRIPTION" This command converts textual OpenSSL cipher lists into -ordered \s-1SSL\s0 cipher preference lists. It can be used to +ordered SSL cipher preference lists. It can be used to determine the appropriate cipherlist. -.SH "OPTIONS" +.SH OPTIONS .IX Header "OPTIONS" -.IP "\fB\-help\fR" 4 +.IP \fB\-help\fR 4 .IX Item "-help" Print a usage message. .IP "\fB\-provider\fR \fIname\fR" 4 @@ -175,38 +99,40 @@ Print a usage message. .PD 0 .IP "\fB\-provider\-path\fR \fIpath\fR" 4 .IX Item "-provider-path path" +.IP "\fB\-provparam\fR \fI[name:]key=value\fR" 4 +.IX Item "-provparam [name:]key=value" .IP "\fB\-propquery\fR \fIpropq\fR" 4 .IX Item "-propquery propq" .PD -See \*(L"Provider Options\*(R" in \fBopenssl\fR\|(1), \fBprovider\fR\|(7), and \fBproperty\fR\|(7). -.IP "\fB\-s\fR" 4 +See "Provider Options" in \fBopenssl\fR\|(1), \fBprovider\fR\|(7), and \fBproperty\fR\|(7). +.IP \fB\-s\fR 4 .IX Item "-s" Only list supported ciphers: those consistent with the security level, and minimum and maximum protocol version. This is closer to the actual cipher list an application will support. .Sp -\&\s-1PSK\s0 and \s-1SRP\s0 ciphers are not enabled by default: they require \fB\-psk\fR or \fB\-srp\fR +PSK and SRP ciphers are not enabled by default: they require \fB\-psk\fR or \fB\-srp\fR to enable them. .Sp It also does not change the default list of supported signature algorithms. .Sp On a server the list of supported ciphers might also exclude other ciphers -depending on the configured certificates and presence of \s-1DH\s0 parameters. +depending on the configured certificates and presence of DH parameters. .Sp If this option is not used then all ciphers that match the cipherlist will be listed. -.IP "\fB\-psk\fR" 4 +.IP \fB\-psk\fR 4 .IX Item "-psk" -When combined with \fB\-s\fR includes cipher suites which require \s-1PSK.\s0 -.IP "\fB\-srp\fR" 4 +When combined with \fB\-s\fR includes cipher suites which require PSK. +.IP \fB\-srp\fR 4 .IX Item "-srp" -When combined with \fB\-s\fR includes cipher suites which require \s-1SRP.\s0 This option +When combined with \fB\-s\fR includes cipher suites which require SRP. This option is deprecated. -.IP "\fB\-v\fR" 4 +.IP \fB\-v\fR 4 .IX Item "-v" Verbose output: For each cipher suite, list details as provided by \&\fBSSL_CIPHER_description\fR\|(3). -.IP "\fB\-V\fR" 4 +.IP \fB\-V\fR 4 .IX Item "-V" Like \fB\-v\fR, but include the official cipher suite values in hex. .IP "\fB\-tls1_3\fR, \fB\-tls1_2\fR, \fB\-tls1_1\fR, \fB\-tls1\fR, \fB\-ssl3\fR" 4 @@ -215,7 +141,7 @@ In combination with the \fB\-s\fR option, list the ciphers which could be used i the specified protocol were negotiated. Note that not all protocols and flags may be available, depending on how OpenSSL was built. -.IP "\fB\-stdname\fR" 4 +.IP \fB\-stdname\fR 4 .IX Item "-stdname" Precede each cipher suite by its standard name. .IP "\fB\-convert\fR \fIname\fR" 4 @@ -225,13 +151,13 @@ Convert a standard cipher \fIname\fR to its OpenSSL name. .IX Item "-ciphersuites val" Sets the list of TLSv1.3 ciphersuites. This list will be combined with any TLSv1.2 and below ciphersuites that have been configured. The format for this -list is a simple colon (\*(L":\*(R") separated list of TLSv1.3 ciphersuite names. By +list is a simple colon (":") separated list of TLSv1.3 ciphersuite names. By default this value is: .Sp .Vb 1 \& TLS_AES_256_GCM_SHA384:TLS_CHACHA20_POLY1305_SHA256:TLS_AES_128_GCM_SHA256 .Ve -.IP "\fBcipherlist\fR" 4 +.IP \fBcipherlist\fR 4 .IX Item "cipherlist" A cipher list of TLSv1.2 and below ciphersuites to convert to a cipher preference list. This list will be combined with any TLSv1.3 ciphersuites that @@ -242,18 +168,22 @@ used. The format is described below. The cipher list consists of one or more \fIcipher strings\fR separated by colons. Commas or spaces are also acceptable separators but colons are normally used. .PP +The cipher string may reference a cipher using its standard name from +the IANA TLS Cipher Suites Registry +(<https://www.iana.org/assignments/tls\-parameters/tls\-parameters.xhtml#tls\-parameters\-4>). +.PP The actual cipher string can take several different forms. .PP -It can consist of a single cipher suite such as \fB\s-1RC4\-SHA\s0\fR. +It can consist of a single cipher suite such as \fBRC4\-SHA\fR. .PP It can represent a list of cipher suites containing a certain algorithm, or -cipher suites of a certain type. For example \fB\s-1SHA1\s0\fR represents all ciphers -suites using the digest algorithm \s-1SHA1\s0 and \fBSSLv3\fR represents all \s-1SSL\s0 v3 +cipher suites of a certain type. For example \fBSHA1\fR represents all ciphers +suites using the digest algorithm SHA1 and \fBSSLv3\fR represents all SSL v3 algorithms. .PP Lists of cipher suites can be combined in a single cipher string using the \&\fB+\fR character. This is used as a logical \fBand\fR operation. For example -\&\fB\s-1SHA1+DES\s0\fR represents all cipher suites containing the \s-1SHA1\s0 \fBand\fR the \s-1DES\s0 +\&\fBSHA1+DES\fR represents all cipher suites containing the SHA1 \fBand\fR the DES algorithms. .PP Each cipher string can be optionally preceded by the characters \fB!\fR, @@ -274,200 +204,200 @@ as a list of ciphers to be appended to the current preference list. If the list includes any ciphers already present they will be ignored: that is they will not moved to the end of the list. .PP -The cipher string \fB\f(CB@STRENGTH\fB\fR can be used at any point to sort the current +The cipher string \fR\f(CB@STRENGTH\fR\fB\fR can be used at any point to sort the current cipher list in order of encryption algorithm key length. .PP -The cipher string \fB\f(CB@SECLEVEL\fB\fR=\fIn\fR can be used at any point to set the security +The cipher string \fR\f(CB@SECLEVEL\fR\fB\fR=\fIn\fR can be used at any point to set the security level to \fIn\fR, which should be a number between zero and five, inclusive. See \fBSSL_CTX_set_security_level\fR\|(3) for a description of what each level means. .PP -The cipher list can be prefixed with the \fB\s-1DEFAULT\s0\fR keyword, which enables +The cipher list can be prefixed with the \fBDEFAULT\fR keyword, which enables the default cipher list as defined below. Unlike cipher strings, this prefix may not be combined with other strings using \fB+\fR character. -For example, \fB\s-1DEFAULT+DES\s0\fR is not valid. +For example, \fBDEFAULT+DES\fR is not valid. .PP The content of the default list is determined at compile time and normally -corresponds to \fB\s-1ALL:\s0!COMPLEMENTOFDEFAULT:!eNULL\fR. +corresponds to \fBALL:!COMPLEMENTOFDEFAULT:!eNULL\fR. .SH "CIPHER STRINGS" .IX Header "CIPHER STRINGS" The following is a list of all permitted cipher strings and their meanings. -.IP "\fB\s-1COMPLEMENTOFDEFAULT\s0\fR" 4 +.IP \fBCOMPLEMENTOFDEFAULT\fR 4 .IX Item "COMPLEMENTOFDEFAULT" -The ciphers included in \fB\s-1ALL\s0\fR, but not enabled by default. Currently -this includes all \s-1RC4\s0 and anonymous ciphers. Note that this rule does -not cover \fBeNULL\fR, which is not included by \fB\s-1ALL\s0\fR (use \fB\s-1COMPLEMENTOFALL\s0\fR if -necessary). Note that \s-1RC4\s0 based cipher suites are not built into OpenSSL by +The ciphers included in \fBALL\fR, but not enabled by default. Currently +this includes all RC4 and anonymous ciphers. Note that this rule does +not cover \fBeNULL\fR, which is not included by \fBALL\fR (use \fBCOMPLEMENTOFALL\fR if +necessary). Note that RC4 based cipher suites are not built into OpenSSL by default (see the enable-weak-ssl-ciphers option to Configure). -.IP "\fB\s-1ALL\s0\fR" 4 +.IP \fBALL\fR 4 .IX Item "ALL" All cipher suites except the \fBeNULL\fR ciphers (which must be explicitly enabled if needed). -As of OpenSSL 1.0.0, the \fB\s-1ALL\s0\fR cipher suites are sensibly ordered by default. -.IP "\fB\s-1COMPLEMENTOFALL\s0\fR" 4 +As of OpenSSL 1.0.0, the \fBALL\fR cipher suites are sensibly ordered by default. +.IP \fBCOMPLEMENTOFALL\fR 4 .IX Item "COMPLEMENTOFALL" -The cipher suites not enabled by \fB\s-1ALL\s0\fR, currently \fBeNULL\fR. -.IP "\fB\s-1HIGH\s0\fR" 4 +The cipher suites not enabled by \fBALL\fR, currently \fBeNULL\fR. +.IP \fBHIGH\fR 4 .IX Item "HIGH" -\&\*(L"High\*(R" encryption cipher suites. This currently means those with key lengths +"High" encryption cipher suites. This currently means those with key lengths larger than 128 bits, and some cipher suites with 128\-bit keys. -.IP "\fB\s-1MEDIUM\s0\fR" 4 +.IP \fBMEDIUM\fR 4 .IX Item "MEDIUM" -\&\*(L"Medium\*(R" encryption cipher suites, currently some of those using 128 bit +"Medium" encryption cipher suites, currently some of those using 128 bit encryption. -.IP "\fB\s-1LOW\s0\fR" 4 +.IP \fBLOW\fR 4 .IX Item "LOW" -\&\*(L"Low\*(R" encryption cipher suites, currently those using 64 or 56 bit +"Low" encryption cipher suites, currently those using 64 or 56 bit encryption algorithms but excluding export cipher suites. All these cipher suites have been removed as of OpenSSL 1.1.0. -.IP "\fBeNULL\fR, \fB\s-1NULL\s0\fR" 4 +.IP "\fBeNULL\fR, \fBNULL\fR" 4 .IX Item "eNULL, NULL" -The \*(L"\s-1NULL\*(R"\s0 ciphers that is those offering no encryption. Because these offer no +The "NULL" ciphers that is those offering no encryption. Because these offer no encryption at all and are a security risk they are not enabled via either the -\&\fB\s-1DEFAULT\s0\fR or \fB\s-1ALL\s0\fR cipher strings. +\&\fBDEFAULT\fR or \fBALL\fR cipher strings. Be careful when building cipherlists out of lower-level primitives such as \&\fBkRSA\fR or \fBaECDSA\fR as these do overlap with the \fBeNULL\fR ciphers. When in doubt, include \fB!eNULL\fR in your cipherlist. -.IP "\fBaNULL\fR" 4 +.IP \fBaNULL\fR 4 .IX Item "aNULL" The cipher suites offering no authentication. This is currently the anonymous -\&\s-1DH\s0 algorithms and anonymous \s-1ECDH\s0 algorithms. These cipher suites are vulnerable -to \*(L"man in the middle\*(R" attacks and so their use is discouraged. -These are excluded from the \fB\s-1DEFAULT\s0\fR ciphers, but included in the \fB\s-1ALL\s0\fR +DH algorithms and anonymous ECDH algorithms. These cipher suites are vulnerable +to "man in the middle" attacks and so their use is discouraged. +These are excluded from the \fBDEFAULT\fR ciphers, but included in the \fBALL\fR ciphers. Be careful when building cipherlists out of lower-level primitives such as -\&\fBkDHE\fR or \fB\s-1AES\s0\fR as these do overlap with the \fBaNULL\fR ciphers. +\&\fBkDHE\fR or \fBAES\fR as these do overlap with the \fBaNULL\fR ciphers. When in doubt, include \fB!aNULL\fR in your cipherlist. -.IP "\fBkRSA\fR, \fBaRSA\fR, \fB\s-1RSA\s0\fR" 4 +.IP "\fBkRSA\fR, \fBaRSA\fR, \fBRSA\fR" 4 .IX Item "kRSA, aRSA, RSA" -Cipher suites using \s-1RSA\s0 key exchange or authentication. \fB\s-1RSA\s0\fR is an alias for +Cipher suites using RSA key exchange or authentication. \fBRSA\fR is an alias for \&\fBkRSA\fR. .IP "\fBkDHr\fR, \fBkDHd\fR, \fBkDH\fR" 4 .IX Item "kDHr, kDHd, kDH" -Cipher suites using static \s-1DH\s0 key agreement and \s-1DH\s0 certificates signed by CAs -with \s-1RSA\s0 and \s-1DSS\s0 keys or either respectively. +Cipher suites using static DH key agreement and DH certificates signed by CAs +with RSA and DSS keys or either respectively. All these cipher suites have been removed in OpenSSL 1.1.0. -.IP "\fBkDHE\fR, \fBkEDH\fR, \fB\s-1DH\s0\fR" 4 +.IP "\fBkDHE\fR, \fBkEDH\fR, \fBDH\fR" 4 .IX Item "kDHE, kEDH, DH" -Cipher suites using ephemeral \s-1DH\s0 key agreement, including anonymous cipher +Cipher suites using ephemeral DH key agreement, including anonymous cipher suites. -.IP "\fB\s-1DHE\s0\fR, \fB\s-1EDH\s0\fR" 4 +.IP "\fBDHE\fR, \fBEDH\fR" 4 .IX Item "DHE, EDH" -Cipher suites using authenticated ephemeral \s-1DH\s0 key agreement. -.IP "\fB\s-1ADH\s0\fR" 4 +Cipher suites using authenticated ephemeral DH key agreement. +.IP \fBADH\fR 4 .IX Item "ADH" -Anonymous \s-1DH\s0 cipher suites, note that this does not include anonymous Elliptic -Curve \s-1DH\s0 (\s-1ECDH\s0) cipher suites. -.IP "\fBkEECDH\fR, \fBkECDHE\fR, \fB\s-1ECDH\s0\fR" 4 +Anonymous DH cipher suites, note that this does not include anonymous Elliptic +Curve DH (ECDH) cipher suites. +.IP "\fBkEECDH\fR, \fBkECDHE\fR, \fBECDH\fR" 4 .IX Item "kEECDH, kECDHE, ECDH" -Cipher suites using ephemeral \s-1ECDH\s0 key agreement, including anonymous +Cipher suites using ephemeral ECDH key agreement, including anonymous cipher suites. -.IP "\fB\s-1ECDHE\s0\fR, \fB\s-1EECDH\s0\fR" 4 +.IP "\fBECDHE\fR, \fBEECDH\fR" 4 .IX Item "ECDHE, EECDH" -Cipher suites using authenticated ephemeral \s-1ECDH\s0 key agreement. -.IP "\fB\s-1AECDH\s0\fR" 4 +Cipher suites using authenticated ephemeral ECDH key agreement. +.IP \fBAECDH\fR 4 .IX Item "AECDH" Anonymous Elliptic Curve Diffie-Hellman cipher suites. -.IP "\fBaDSS\fR, \fB\s-1DSS\s0\fR" 4 +.IP "\fBaDSS\fR, \fBDSS\fR" 4 .IX Item "aDSS, DSS" -Cipher suites using \s-1DSS\s0 authentication, i.e. the certificates carry \s-1DSS\s0 keys. -.IP "\fBaDH\fR" 4 +Cipher suites using DSS authentication, i.e. the certificates carry DSS keys. +.IP \fBaDH\fR 4 .IX Item "aDH" -Cipher suites effectively using \s-1DH\s0 authentication, i.e. the certificates carry -\&\s-1DH\s0 keys. +Cipher suites effectively using DH authentication, i.e. the certificates carry +DH keys. All these cipher suites have been removed in OpenSSL 1.1.0. -.IP "\fBaECDSA\fR, \fB\s-1ECDSA\s0\fR" 4 +.IP "\fBaECDSA\fR, \fBECDSA\fR" 4 .IX Item "aECDSA, ECDSA" -Cipher suites using \s-1ECDSA\s0 authentication, i.e. the certificates carry \s-1ECDSA\s0 +Cipher suites using ECDSA authentication, i.e. the certificates carry ECDSA keys. .IP "\fBTLSv1.2\fR, \fBTLSv1.0\fR, \fBSSLv3\fR" 4 .IX Item "TLSv1.2, TLSv1.0, SSLv3" -Lists cipher suites which are only supported in at least \s-1TLS\s0 v1.2, \s-1TLS\s0 v1.0 or -\&\s-1SSL\s0 v3.0 respectively. -Note: there are no cipher suites specific to \s-1TLS\s0 v1.1. +Lists cipher suites which are only supported in at least TLS v1.2, TLS v1.0 or +SSL v3.0 respectively. +Note: there are no cipher suites specific to TLS v1.1. Since this is only the minimum version, if, for example, TLSv1.0 is negotiated then both TLSv1.0 and SSLv3.0 cipher suites are available. .Sp -Note: these cipher strings \fBdo not\fR change the negotiated version of \s-1SSL\s0 or -\&\s-1TLS,\s0 they only affect the list of available cipher suites. -.IP "\fB\s-1AES128\s0\fR, \fB\s-1AES256\s0\fR, \fB\s-1AES\s0\fR" 4 +Note: these cipher strings \fBdo not\fR change the negotiated version of SSL or +TLS, they only affect the list of available cipher suites. +.IP "\fBAES128\fR, \fBAES256\fR, \fBAES\fR" 4 .IX Item "AES128, AES256, AES" -cipher suites using 128 bit \s-1AES, 256\s0 bit \s-1AES\s0 or either 128 or 256 bit \s-1AES.\s0 -.IP "\fB\s-1AESGCM\s0\fR" 4 +cipher suites using 128 bit AES, 256 bit AES or either 128 or 256 bit AES. +.IP \fBAESGCM\fR 4 .IX Item "AESGCM" -\&\s-1AES\s0 in Galois Counter Mode (\s-1GCM\s0): these cipher suites are only supported -in \s-1TLS\s0 v1.2. -.IP "\fB\s-1AESCCM\s0\fR, \fB\s-1AESCCM8\s0\fR" 4 +AES in Galois Counter Mode (GCM): these cipher suites are only supported +in TLS v1.2. +.IP "\fBAESCCM\fR, \fBAESCCM8\fR" 4 .IX Item "AESCCM, AESCCM8" -\&\s-1AES\s0 in Cipher Block Chaining \- Message Authentication Mode (\s-1CCM\s0): these -cipher suites are only supported in \s-1TLS\s0 v1.2. \fB\s-1AESCCM\s0\fR references \s-1CCM\s0 -cipher suites using both 16 and 8 octet Integrity Check Value (\s-1ICV\s0) -while \fB\s-1AESCCM8\s0\fR only references 8 octet \s-1ICV.\s0 -.IP "\fB\s-1ARIA128\s0\fR, \fB\s-1ARIA256\s0\fR, \fB\s-1ARIA\s0\fR" 4 +AES in Cipher Block Chaining \- Message Authentication Mode (CCM): these +cipher suites are only supported in TLS v1.2. \fBAESCCM\fR references CCM +cipher suites using both 16 and 8 octet Integrity Check Value (ICV) +while \fBAESCCM8\fR only references 8 octet ICV. +.IP "\fBARIA128\fR, \fBARIA256\fR, \fBARIA\fR" 4 .IX Item "ARIA128, ARIA256, ARIA" -Cipher suites using 128 bit \s-1ARIA, 256\s0 bit \s-1ARIA\s0 or either 128 or 256 bit -\&\s-1ARIA.\s0 -.IP "\fB\s-1CAMELLIA128\s0\fR, \fB\s-1CAMELLIA256\s0\fR, \fB\s-1CAMELLIA\s0\fR" 4 +Cipher suites using 128 bit ARIA, 256 bit ARIA or either 128 or 256 bit +ARIA. +.IP "\fBCAMELLIA128\fR, \fBCAMELLIA256\fR, \fBCAMELLIA\fR" 4 .IX Item "CAMELLIA128, CAMELLIA256, CAMELLIA" -Cipher suites using 128 bit \s-1CAMELLIA, 256\s0 bit \s-1CAMELLIA\s0 or either 128 or 256 bit -\&\s-1CAMELLIA.\s0 -.IP "\fB\s-1CHACHA20\s0\fR" 4 +Cipher suites using 128 bit CAMELLIA, 256 bit CAMELLIA or either 128 or 256 bit +CAMELLIA. +.IP \fBCHACHA20\fR 4 .IX Item "CHACHA20" Cipher suites using ChaCha20. -.IP "\fB3DES\fR" 4 +.IP \fB3DES\fR 4 .IX Item "3DES" -Cipher suites using triple \s-1DES.\s0 -.IP "\fB\s-1DES\s0\fR" 4 +Cipher suites using triple DES. +.IP \fBDES\fR 4 .IX Item "DES" -Cipher suites using \s-1DES\s0 (not triple \s-1DES\s0). +Cipher suites using DES (not triple DES). All these cipher suites have been removed in OpenSSL 1.1.0. -.IP "\fB\s-1RC4\s0\fR" 4 +.IP \fBRC4\fR 4 .IX Item "RC4" -Cipher suites using \s-1RC4.\s0 -.IP "\fB\s-1RC2\s0\fR" 4 +Cipher suites using RC4. +.IP \fBRC2\fR 4 .IX Item "RC2" -Cipher suites using \s-1RC2.\s0 -.IP "\fB\s-1IDEA\s0\fR" 4 +Cipher suites using RC2. +.IP \fBIDEA\fR 4 .IX Item "IDEA" -Cipher suites using \s-1IDEA.\s0 -.IP "\fB\s-1SEED\s0\fR" 4 +Cipher suites using IDEA. +.IP \fBSEED\fR 4 .IX Item "SEED" -Cipher suites using \s-1SEED.\s0 -.IP "\fB\s-1MD5\s0\fR" 4 +Cipher suites using SEED. +.IP \fBMD5\fR 4 .IX Item "MD5" -Cipher suites using \s-1MD5.\s0 -.IP "\fB\s-1SHA1\s0\fR, \fB\s-1SHA\s0\fR" 4 +Cipher suites using MD5. +.IP "\fBSHA1\fR, \fBSHA\fR" 4 .IX Item "SHA1, SHA" -Cipher suites using \s-1SHA1.\s0 -.IP "\fB\s-1SHA256\s0\fR, \fB\s-1SHA384\s0\fR" 4 +Cipher suites using SHA1. +.IP "\fBSHA256\fR, \fBSHA384\fR" 4 .IX Item "SHA256, SHA384" -Cipher suites using \s-1SHA256\s0 or \s-1SHA384.\s0 -.IP "\fBaGOST\fR" 4 +Cipher suites using SHA256 or SHA384. +.IP \fBaGOST\fR 4 .IX Item "aGOST" -Cipher suites using \s-1GOST R 34.10\s0 (either 2001 or 94) for authentication -(needs an engine supporting \s-1GOST\s0 algorithms). -.IP "\fBaGOST01\fR" 4 +Cipher suites using GOST R 34.10 (either 2001 or 94) for authentication +(needs an engine supporting GOST algorithms). +.IP \fBaGOST01\fR 4 .IX Item "aGOST01" -Cipher suites using \s-1GOST R 34.10\-2001\s0 authentication. -.IP "\fBkGOST\fR" 4 +Cipher suites using GOST R 34.10\-2001 authentication. +.IP \fBkGOST\fR 4 .IX Item "kGOST" -Cipher suites, using \s-1VKO 34.10\s0 key exchange, specified in the \s-1RFC 4357.\s0 -.IP "\fB\s-1GOST94\s0\fR" 4 +Cipher suites, using VKO 34.10 key exchange, specified in the RFC 4357. +.IP \fBGOST94\fR 4 .IX Item "GOST94" -Cipher suites, using \s-1HMAC\s0 based on \s-1GOST R 34.11\-94.\s0 -.IP "\fB\s-1GOST89MAC\s0\fR" 4 +Cipher suites, using HMAC based on GOST R 34.11\-94. +.IP \fBGOST89MAC\fR 4 .IX Item "GOST89MAC" -Cipher suites using \s-1GOST 28147\-89 MAC\s0 \fBinstead of\fR \s-1HMAC.\s0 -.IP "\fB\s-1PSK\s0\fR" 4 +Cipher suites using GOST 28147\-89 MAC \fBinstead of\fR HMAC. +.IP \fBPSK\fR 4 .IX Item "PSK" -All cipher suites using pre-shared keys (\s-1PSK\s0). +All cipher suites using pre-shared keys (PSK). .IP "\fBkPSK\fR, \fBkECDHEPSK\fR, \fBkDHEPSK\fR, \fBkRSAPSK\fR" 4 .IX Item "kPSK, kECDHEPSK, kDHEPSK, kRSAPSK" -Cipher suites using \s-1PSK\s0 key exchange, \s-1ECDHE_PSK, DHE_PSK\s0 or \s-1RSA_PSK.\s0 -.IP "\fBaPSK\fR" 4 +Cipher suites using PSK key exchange, ECDHE_PSK, DHE_PSK or RSA_PSK. +.IP \fBaPSK\fR 4 .IX Item "aPSK" -Cipher suites using \s-1PSK\s0 authentication (currently all \s-1PSK\s0 modes apart from -\&\s-1RSA_PSK\s0). -.IP "\fB\s-1SUITEB128\s0\fR, \fB\s-1SUITEB128ONLY\s0\fR, \fB\s-1SUITEB192\s0\fR" 4 +Cipher suites using PSK authentication (currently all PSK modes apart from +RSA_PSK). +.IP "\fBSUITEB128\fR, \fBSUITEB128ONLY\fR, \fBSUITEB192\fR" 4 .IX Item "SUITEB128, SUITEB128ONLY, SUITEB192" Enables suite B mode of operation using 128 (permitting 192 bit mode by peer) 128 bit (not permitting 192 bit by peer) or 192 bit level of security @@ -475,25 +405,28 @@ respectively. If used these cipherstrings should appear first in the cipher list and anything after them is ignored. Setting Suite B mode has additional consequences required to comply with -\&\s-1RFC6460.\s0 +RFC6460. In particular the supported signature algorithms is reduced to support only -\&\s-1ECDSA\s0 and \s-1SHA256\s0 or \s-1SHA384,\s0 only the elliptic curves P\-256 and P\-384 can be +ECDSA and SHA256 or SHA384, only the elliptic curves P\-256 and P\-384 can be used and only the two suite B compliant cipher suites -(\s-1ECDHE\-ECDSA\-AES128\-GCM\-SHA256\s0 and \s-1ECDHE\-ECDSA\-AES256\-GCM\-SHA384\s0) are +(ECDHE\-ECDSA\-AES128\-GCM\-SHA256 and ECDHE\-ECDSA\-AES256\-GCM\-SHA384) are permissible. -.IP "\fB\s-1CBC\s0\fR" 4 +.IP \fBCBC\fR 4 .IX Item "CBC" -All cipher suites using encryption algorithm in Cipher Block Chaining (\s-1CBC\s0) -mode. These cipher suites are only supported in \s-1TLS\s0 v1.2 and earlier. Currently -it's an alias for the following cipherstrings: \fB\s-1SSL_DES\s0\fR, \fB\s-1SSL_3DES\s0\fR, \fB\s-1SSL_RC2\s0\fR, -\&\fB\s-1SSL_IDEA\s0\fR, \fB\s-1SSL_AES128\s0\fR, \fB\s-1SSL_AES256\s0\fR, \fB\s-1SSL_CAMELLIA128\s0\fR, \fB\s-1SSL_CAMELLIA256\s0\fR, \fB\s-1SSL_SEED\s0\fR. +All cipher suites using encryption algorithm in Cipher Block Chaining (CBC) +mode. These cipher suites are only supported in TLS v1.2 and earlier. Currently +it's an alias for the following cipherstrings: \fBSSL_DES\fR, \fBSSL_3DES\fR, \fBSSL_RC2\fR, +\&\fBSSL_IDEA\fR, \fBSSL_AES128\fR, \fBSSL_AES256\fR, \fBSSL_CAMELLIA128\fR, \fBSSL_CAMELLIA256\fR, \fBSSL_SEED\fR. .SH "CIPHER SUITE NAMES" .IX Header "CIPHER SUITE NAMES" -The following lists give the \s-1SSL\s0 or \s-1TLS\s0 cipher suites names from the -relevant specification and their OpenSSL equivalents. It should be noted, -that several cipher suite names do not include the authentication used, -e.g. \s-1DES\-CBC3\-SHA.\s0 In these cases, \s-1RSA\s0 authentication is used. -.SS "\s-1SSL\s0 v3.0 cipher suites" +The following lists give the standard SSL or TLS cipher suites names from the +relevant specification and their OpenSSL equivalents. You can use either +standard names or OpenSSL names in cipher lists, or a mix of both. +.PP +It should be noted, that several cipher suite names do not include the +authentication used, e.g. DES\-CBC3\-SHA. In these cases, RSA authentication +is used. +.SS "SSL v3.0 cipher suites" .IX Subsection "SSL v3.0 cipher suites" .Vb 6 \& SSL_RSA_WITH_NULL_MD5 NULL\-MD5 @@ -515,7 +448,7 @@ e.g. \s-1DES\-CBC3\-SHA.\s0 In these cases, \s-1RSA\s0 authentication is used. \& SSL_FORTEZZA_KEA_WITH_FORTEZZA_CBC_SHA Not implemented. \& SSL_FORTEZZA_KEA_WITH_RC4_128_SHA Not implemented. .Ve -.SS "\s-1TLS\s0 v1.0 cipher suites" +.SS "TLS v1.0 cipher suites" .IX Subsection "TLS v1.0 cipher suites" .Vb 6 \& TLS_RSA_WITH_NULL_MD5 NULL\-MD5 @@ -533,7 +466,7 @@ e.g. \s-1DES\-CBC3\-SHA.\s0 In these cases, \s-1RSA\s0 authentication is used. \& TLS_DH_anon_WITH_RC4_128_MD5 ADH\-RC4\-MD5 \& TLS_DH_anon_WITH_3DES_EDE_CBC_SHA ADH\-DES\-CBC3\-SHA .Ve -.SS "\s-1AES\s0 cipher suites from \s-1RFC3268,\s0 extending \s-1TLS\s0 v1.0" +.SS "AES cipher suites from RFC3268, extending TLS v1.0" .IX Subsection "AES cipher suites from RFC3268, extending TLS v1.0" .Vb 2 \& TLS_RSA_WITH_AES_128_CBC_SHA AES128\-SHA @@ -552,7 +485,7 @@ e.g. \s-1DES\-CBC3\-SHA.\s0 In these cases, \s-1RSA\s0 authentication is used. \& TLS_DH_anon_WITH_AES_128_CBC_SHA ADH\-AES128\-SHA \& TLS_DH_anon_WITH_AES_256_CBC_SHA ADH\-AES256\-SHA .Ve -.SS "Camellia cipher suites from \s-1RFC4132,\s0 extending \s-1TLS\s0 v1.0" +.SS "Camellia cipher suites from RFC4132, extending TLS v1.0" .IX Subsection "Camellia cipher suites from RFC4132, extending TLS v1.0" .Vb 2 \& TLS_RSA_WITH_CAMELLIA_128_CBC_SHA CAMELLIA128\-SHA @@ -571,7 +504,7 @@ e.g. \s-1DES\-CBC3\-SHA.\s0 In these cases, \s-1RSA\s0 authentication is used. \& TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA ADH\-CAMELLIA128\-SHA \& TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA ADH\-CAMELLIA256\-SHA .Ve -.SS "\s-1SEED\s0 cipher suites from \s-1RFC4162,\s0 extending \s-1TLS\s0 v1.0" +.SS "SEED cipher suites from RFC4162, extending TLS v1.0" .IX Subsection "SEED cipher suites from RFC4162, extending TLS v1.0" .Vb 1 \& TLS_RSA_WITH_SEED_CBC_SHA SEED\-SHA @@ -584,9 +517,9 @@ e.g. \s-1DES\-CBC3\-SHA.\s0 In these cases, \s-1RSA\s0 authentication is used. \& \& TLS_DH_anon_WITH_SEED_CBC_SHA ADH\-SEED\-SHA .Ve -.SS "\s-1GOST\s0 cipher suites from draft-chudov-cryptopro-cptls, extending \s-1TLS\s0 v1.0" +.SS "GOST cipher suites from draft-chudov-cryptopro-cptls, extending TLS v1.0" .IX Subsection "GOST cipher suites from draft-chudov-cryptopro-cptls, extending TLS v1.0" -Note: these ciphers require an engine which including \s-1GOST\s0 cryptographic +Note: these ciphers require an engine which including GOST cryptographic algorithms, such as the \fBgost\fR engine, which isn't part of the OpenSSL distribution. .PP @@ -596,9 +529,9 @@ distribution. \& TLS_GOSTR341094_WITH_NULL_GOSTR3411 GOST94\-NULL\-GOST94 \& TLS_GOSTR341001_WITH_NULL_GOSTR3411 GOST2001\-NULL\-GOST94 .Ve -.SS "\s-1GOST\s0 cipher suites, extending \s-1TLS\s0 v1.2" +.SS "GOST cipher suites, extending TLS v1.2" .IX Subsection "GOST cipher suites, extending TLS v1.2" -Note: these ciphers require an engine which including \s-1GOST\s0 cryptographic +Note: these ciphers require an engine which including GOST cryptographic algorithms, such as the \fBgost\fR engine, which isn't part of the OpenSSL distribution. .PP @@ -607,11 +540,11 @@ distribution. \& TLS_GOSTR341112_256_WITH_NULL_GOSTR3411 GOST2012\-NULL\-GOST12 .Ve .PP -Note: \s-1GOST2012\-GOST8912\-GOST8912\s0 is an alias for two ciphers \s-1ID\s0 -old \s-1LEGACY\-GOST2012\-GOST8912\-GOST8912\s0 and new \s-1IANA\-GOST2012\-GOST8912\-GOST8912\s0 +Note: GOST2012\-GOST8912\-GOST8912 is an alias for two ciphers ID +old LEGACY\-GOST2012\-GOST8912\-GOST8912 and new IANA\-GOST2012\-GOST8912\-GOST8912 .SS "Additional Export 1024 and other cipher suites" .IX Subsection "Additional Export 1024 and other cipher suites" -Note: these ciphers can also be used in \s-1SSL\s0 v3. +Note: these ciphers can also be used in SSL v3. .PP .Vb 1 \& TLS_DHE_DSS_WITH_RC4_128_SHA DHE\-DSS\-RC4\-SHA @@ -637,7 +570,7 @@ Note: these ciphers can also be used in \s-1SSL\s0 v3. \& TLS_ECDH_anon_WITH_AES_128_CBC_SHA AECDH\-AES128\-SHA \& TLS_ECDH_anon_WITH_AES_256_CBC_SHA AECDH\-AES256\-SHA .Ve -.SS "\s-1TLS\s0 v1.2 cipher suites" +.SS "TLS v1.2 cipher suites" .IX Subsection "TLS v1.2 cipher suites" .Vb 1 \& TLS_RSA_WITH_NULL_SHA256 NULL\-SHA256 @@ -695,9 +628,9 @@ Note: these ciphers can also be used in \s-1SSL\s0 v3. \& ECDHE_ECDSA_WITH_AES_128_CCM_8 ECDHE\-ECDSA\-AES128\-CCM8 \& ECDHE_ECDSA_WITH_AES_256_CCM_8 ECDHE\-ECDSA\-AES256\-CCM8 .Ve -.SS "\s-1ARIA\s0 cipher suites from \s-1RFC6209,\s0 extending \s-1TLS\s0 v1.2" +.SS "ARIA cipher suites from RFC6209, extending TLS v1.2" .IX Subsection "ARIA cipher suites from RFC6209, extending TLS v1.2" -Note: the \s-1CBC\s0 modes mentioned in this \s-1RFC\s0 are not supported. +Note: the CBC modes mentioned in this RFC are not supported. .PP .Vb 10 \& TLS_RSA_WITH_ARIA_128_GCM_SHA256 ARIA128\-GCM\-SHA256 @@ -717,7 +650,7 @@ Note: the \s-1CBC\s0 modes mentioned in this \s-1RFC\s0 are not supported. \& TLS_RSA_PSK_WITH_ARIA_128_GCM_SHA256 RSA\-PSK\-ARIA128\-GCM\-SHA256 \& TLS_RSA_PSK_WITH_ARIA_256_GCM_SHA384 RSA\-PSK\-ARIA256\-GCM\-SHA384 .Ve -.SS "Camellia HMAC-Based cipher suites from \s-1RFC6367,\s0 extending \s-1TLS\s0 v1.2" +.SS "Camellia HMAC-Based cipher suites from RFC6367, extending TLS v1.2" .IX Subsection "Camellia HMAC-Based cipher suites from RFC6367, extending TLS v1.2" .Vb 4 \& TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256 ECDHE\-ECDSA\-CAMELLIA128\-SHA256 @@ -725,7 +658,7 @@ Note: the \s-1CBC\s0 modes mentioned in this \s-1RFC\s0 are not supported. \& TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256 ECDHE\-RSA\-CAMELLIA128\-SHA256 \& TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384 ECDHE\-RSA\-CAMELLIA256\-SHA384 .Ve -.SS "Pre-shared keying (\s-1PSK\s0) cipher suites" +.SS "Pre-shared keying (PSK) cipher suites" .IX Subsection "Pre-shared keying (PSK) cipher suites" .Vb 3 \& PSK_WITH_NULL_SHA PSK\-NULL\-SHA @@ -800,7 +733,7 @@ Note: the \s-1CBC\s0 modes mentioned in this \s-1RFC\s0 are not supported. \& DHE_PSK_WITH_AES_128_CCM_8 DHE\-PSK\-AES128\-CCM8 \& DHE_PSK_WITH_AES_256_CCM_8 DHE\-PSK\-AES256\-CCM8 .Ve -.SS "ChaCha20\-Poly1305 cipher suites, extending \s-1TLS\s0 v1.2" +.SS "ChaCha20\-Poly1305 cipher suites, extending TLS v1.2" .IX Subsection "ChaCha20-Poly1305 cipher suites, extending TLS v1.2" .Vb 7 \& TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256 ECDHE\-RSA\-CHACHA20\-POLY1305 @@ -811,7 +744,7 @@ Note: the \s-1CBC\s0 modes mentioned in this \s-1RFC\s0 are not supported. \& TLS_DHE_PSK_WITH_CHACHA20_POLY1305_SHA256 DHE\-PSK\-CHACHA20\-POLY1305 \& TLS_RSA_PSK_WITH_CHACHA20_POLY1305_SHA256 RSA\-PSK\-CHACHA20\-POLY1305 .Ve -.SS "\s-1TLS\s0 v1.3 cipher suites" +.SS "TLS v1.3 cipher suites" .IX Subsection "TLS v1.3 cipher suites" .Vb 5 \& TLS_AES_128_GCM_SHA256 TLS_AES_128_GCM_SHA256 @@ -820,6 +753,16 @@ Note: the \s-1CBC\s0 modes mentioned in this \s-1RFC\s0 are not supported. \& TLS_AES_128_CCM_SHA256 TLS_AES_128_CCM_SHA256 \& TLS_AES_128_CCM_8_SHA256 TLS_AES_128_CCM_8_SHA256 .Ve +.SS "TLS v1.3 integrity-only cipher suites according to RFC 9150" +.IX Subsection "TLS v1.3 integrity-only cipher suites according to RFC 9150" +.Vb 2 +\& TLS_SHA256_SHA256 TLS_SHA256_SHA256 +\& TLS_SHA384_SHA384 TLS_SHA384_SHA384 +.Ve +.PP +Note: these ciphers are purely HMAC based and do not provide any confidentiality +and thus are disabled by default. +These ciphers are only available at security level 0. .SS "Older names used by OpenSSL" .IX Subsection "Older names used by OpenSSL" The following names are accepted by older releases: @@ -828,19 +771,19 @@ The following names are accepted by older releases: \& SSL_DHE_RSA_WITH_3DES_EDE_CBC_SHA EDH\-RSA\-DES\-CBC3\-SHA (DHE\-RSA\-DES\-CBC3\-SHA) \& SSL_DHE_DSS_WITH_3DES_EDE_CBC_SHA EDH\-DSS\-DES\-CBC3\-SHA (DHE\-DSS\-DES\-CBC3\-SHA) .Ve -.SH "NOTES" +.SH NOTES .IX Header "NOTES" Some compiled versions of OpenSSL may not include all the ciphers listed here because some ciphers were excluded at compile time. -.SH "EXAMPLES" +.SH EXAMPLES .IX Header "EXAMPLES" -Verbose listing of all OpenSSL ciphers including \s-1NULL\s0 ciphers: +Verbose listing of all OpenSSL ciphers including NULL ciphers: .PP .Vb 1 \& openssl ciphers \-v \*(AqALL:eNULL\*(Aq .Ve .PP -Include all ciphers except \s-1NULL\s0 and anonymous \s-1DH\s0 then sort by +Include all ciphers except NULL and anonymous DH then sort by strength: .PP .Vb 1 @@ -854,19 +797,19 @@ authentication (aNULL): \& openssl ciphers \-v \*(AqALL:!aNULL\*(Aq .Ve .PP -Include only 3DES ciphers and then place \s-1RSA\s0 ciphers last: +Include only 3DES ciphers and then place RSA ciphers last: .PP .Vb 1 \& openssl ciphers \-v \*(Aq3DES:+RSA\*(Aq .Ve .PP -Include all \s-1RC4\s0 ciphers but leave out those without authentication: +Include all RC4 ciphers but leave out those without authentication: .PP .Vb 1 \& openssl ciphers \-v \*(AqRC4:!COMPLEMENTOFDEFAULT\*(Aq .Ve .PP -Include all ciphers with \s-1RSA\s0 authentication but leave out ciphers without +Include all ciphers with RSA authentication but leave out ciphers without encryption. .PP .Vb 1 @@ -884,7 +827,7 @@ Set security level to 2 and display all ciphers consistent with level 2: \&\fBopenssl\-s_client\fR\|(1), \&\fBopenssl\-s_server\fR\|(1), \&\fBssl\fR\|(7) -.SH "HISTORY" +.SH HISTORY .IX Header "HISTORY" The \fB\-V\fR option was added in OpenSSL 1.0.0. .PP @@ -892,11 +835,16 @@ The \fB\-stdname\fR is only available if OpenSSL is built with tracing enabled (\fBenable-ssl-trace\fR argument to Configure) before OpenSSL 1.1.1. .PP The \fB\-convert\fR option was added in OpenSSL 1.1.1. -.SH "COPYRIGHT" +.PP +Support for standard IANA names in cipher lists was added in +OpenSSL 3.2.0. +.PP +The support for TLS v1.3 integrity-only cipher suites was added in OpenSSL 3.4. +.SH COPYRIGHT .IX Header "COPYRIGHT" -Copyright 2000\-2021 The OpenSSL Project Authors. All Rights Reserved. +Copyright 2000\-2025 The OpenSSL Project Authors. All Rights Reserved. .PP -Licensed under the Apache License 2.0 (the \*(L"License\*(R"). You may not use +Licensed under the Apache License 2.0 (the "License"). You may not use this file except in compliance with the License. You can obtain a copy -in the file \s-1LICENSE\s0 in the source distribution or at +in the file LICENSE in the source distribution or at <https://www.openssl.org/source/license.html>. |