mbedtls/ChangeLog.d/tls13-reorder-ciphersuite-preference-list.txt
Ronald Cron d89360b87b Fix and improve documentation, comments and logs
Signed-off-by: Ronald Cron <ronald.cron@arm.com>
2023-02-21 14:57:25 +01:00

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Default behavior changes
* The default priority order of TLS 1.3 cipher suites has been modified to
follow the same rules as the TLS 1.2 cipher suites (see
ssl_ciphersuites.c). The preferred cipher suite is now
TLS_CHACHA20_POLY1305_SHA256.
Bugfix
* In the TLS 1.3 server, select the preferred client cipher suite, not the
least preferred. The selection error was introduced in Mbed TLS 3.3.0.
* Fix TLS 1.3 session resumption when the established pre-shared key is
384 bits long. That is the length of pre-shared keys created under a
session where the cipher suite is TLS_AES_256_GCM_SHA384.