Major changes between OpenSSL 1.1.1 and OpenSSL 3.0.0 [under development]
+ o X509 certificates signed using SHA1 are no longer allowed at security
+ level 1 or higher. The default security level for TLS is 1, so
+ certificates signed using SHA1 are by default no longer trusted to
+ authenticate servers or clients.
o enable-crypto-mdebug and enable-crypto-mdebug-backtrace were mostly
disabled; the project uses address sanitize/leak-detect instead.
o Added OSSL_SERIALIZER, a generic serializer API.