diff options
Diffstat (limited to 'lib/ssl/doc/src/ssl.xml')
| -rw-r--r-- | lib/ssl/doc/src/ssl.xml | 72 |
1 files changed, 60 insertions, 12 deletions
diff --git a/lib/ssl/doc/src/ssl.xml b/lib/ssl/doc/src/ssl.xml index e9858a3220..2501db858a 100644 --- a/lib/ssl/doc/src/ssl.xml +++ b/lib/ssl/doc/src/ssl.xml @@ -79,6 +79,7 @@ {keyfile, path()} | {password, string()} | {cacerts, [der_encoded()]} | {cacertfile, path()} | |{dh, der_encoded()} | {dhfile, path()} | {ciphers, ciphers()} | + {user_lookup_fun, {fun(), term()}}, {psk_identity, string()}, {srp_identity, {string(), string()}} | {ssl_imp, ssl_imp()} | {reuse_sessions, boolean()} | {reuse_session, fun()} {next_protocols_advertised, [binary()]} | {client_preferred_next_protocols, client | server, [binary()]} @@ -123,6 +124,7 @@ {key_exchange(), cipher(), hash()}</c></p> <p><c>key_exchange() = rsa | dhe_dss | dhe_rsa | dh_anon + | psk | dhe_psk | rsa_psk | srp_anon | srp_dss | srp_rsa </c></p> <p><c>cipher() = rc4_128 | des_cbc | '3des_ede_cbc' @@ -134,6 +136,9 @@ <p><c>prf_random() = client_random | server_random </c></p> + <p><c>srp_param_type() = srp_1024 | srp_1536 | srp_2048 | srp_3072 + | srp_4096 | srp_6144 | srp_8192</c></p> + </section> <section> @@ -179,13 +184,16 @@ <tag>{ciphers, ciphers()}</tag> <item>The cipher suites that should be supported. The function - <c>cipher_suites/0</c> can be used to find all available - ciphers. Additionally some anonymous cipher suites ({dh_anon, - rc4_128, md5}, {dh_anon, des_cbc, sha}, {dh_anon, - '3des_ede_cbc', sha}, {dh_anon, aes_128_cbc, sha}, {dh_anon, - aes_256_cbc, sha}) are supported for testing purposes and will - only work if explicitly enabled by this option and they are supported/enabled - by the peer also. + <c>cipher_suites/0</c> can be used to find all ciphers that are + supported by default. <c>cipher_suites(all)</c> may be called + to find all available cipher suites. + Pre-Shared Key (<url href="http://www.ietf.org/rfc/rfc4279.txt">RFC 4279</url> and + <url href="http://www.ietf.org/rfc/rfc5487.txt">RFC 5487</url>), + Secure Remote Password (<url href="http://www.ietf.org/rfc/rfc5054.txt">RFC 5054</url>) + and anonymous cipher suites only work if explicitly enabled by + this option and they are supported/enabled by the peer also. + Note that anonymous cipher suites are supported for testing purposes + only and should not be used when security matters. </item> <tag>{ssl_imp, new | old}</tag> @@ -195,10 +203,10 @@ <tag>{secure_renegotiate, boolean()}</tag> <item>Specifies if to reject renegotiation attempt that does - not live up to RFC 5746. By default secure_renegotiate is + not live up to <url href="http://www.ietf.org/rfc/rfc5746.txt">RFC 5746</url>. By default secure_renegotiate is set to false i.e. secure renegotiation will be used if possible but it will fallback to unsecure renegotiation if the peer - does not support RFC 5746. + does not support <url href="http://www.ietf.org/rfc/rfc5746.txt">RFC 5746</url>. </item> <tag>{depth, integer()}</tag> @@ -292,6 +300,32 @@ fun(OtpCert :: #'OTPCertificate'{}, Event :: {bad_cert, Reason :: atom()} | <c>undefined</c> is specified (this is the default), the process will never go into hibernation. </item> + + <tag>{user_lookup_fun, {Lookupfun :: fun(), UserState :: term()}}</tag> + <item> + <p>The lookup fun should be defined as:</p> + <code> +fun(psk, PSKIdentity, UserState :: term()) -> + {ok, SharedSecret :: binary()} | error; +fun(srp, Username, UserState :: term()) -> + {ok, {SRPParams :: srp_param_type(), Salt :: binary(), DerivedKey :: binary()}} | error. + </code> + + <p>For Pre-Shared Key (PSK) cipher suites, the lookup fun will + be called by the client and server to determine the shared + secret. When called by the client, PSKIdentity will be set to the + hint presented by the server or undefined. When called by the + server, PSKIdentity is the identity presented by the client. + </p> + + <p>For Secure Remote Password (SRP), the fun will only be used by the server to obtain + parameters that it will use to generate its session keys. <c>DerivedKey</c> should be + derived according to <url href="http://tools.ietf.org/html/rfc2945#section-3"> RFC 2945</url> and + <url href="http://tools.ietf.org/html/rfc5054#section-2.4"> RFC 5054</url>: + <c>crypto:sha([Salt, crypto:sha([Username, <<$:>>, Password])]) </c> + </p> + </item> + </taglist> </section> @@ -334,6 +368,14 @@ fun(OtpCert :: #'OTPCertificate'{}, Event :: {bad_cert, Reason :: atom()} | server does not support Next Protocol Negotiation the connection will be aborted if no default protocol is supplied.</p> </item> + + <tag>{psk_identity, string()}</tag> + <item>Specifies the identity the client presents to the server. The matching secret is + found by calling the user_look_fun. + </item> + <tag>{srp_identity, {Username :: string(), Password :: string()}</tag> + <item>Specifies the Username and Password to use to authenticate to the server. + </item> </taglist> </section> @@ -396,6 +438,10 @@ fun(OtpCert :: #'OTPCertificate'{}, Event :: {bad_cert, Reason :: atom()} | using <c>negotiated_next_protocol/1</c> method. </item> + <tag>{psk_identity, string()}</tag> + <item>Specifies the server identity hint the server presents to the client. + </item> + </taglist> </section> @@ -427,13 +473,16 @@ fun(OtpCert :: #'OTPCertificate'{}, Event :: {bad_cert, Reason :: atom()} | <name>cipher_suites(Type) -> ciphers()</name> <fsummary> Returns a list of supported cipher suites</fsummary> <type> - <v>Type = erlang | openssl</v> + <v>Type = erlang | openssl | all</v> </type> <desc><p>Returns a list of supported cipher suites. cipher_suites() is equivalent to cipher_suites(erlang). Type openssl is provided for backwards compatibility with - old ssl that used openssl. + old ssl that used openssl. cipher_suites(all) returns + all available cipher suites. The cipher suites not present + in cipher_suites(erlang) but in included in cipher_suites(all) + will not be used unless explicitly configured by the user. </p> </desc> </func> @@ -821,7 +870,6 @@ fun(OtpCert :: #'OTPCertificate'{}, Event :: {bad_cert, Reason :: atom()} | </desc> </func> - </funcs> <section> |