This is an 'opt in' feature and is not enabled by default.
other-libs/corba - Add additional IDL stub type checks to _to_object method - Applications that either explicitly or implicitly call .string_to_object, and wish to ensure the integrity of the IDL stub type involved in the ORB::string_to_object call flow, should specify additional IDL stub type checking.If a server cannot process the supported_groups TLS extension or the named groups in the extension, applications can either customize the supported group names with, or turn off the FFDHE mechanisms by setting the System Property jsse.enableFFDHEExtension to false. security-libs/ - Negotiated Finite Field Diffie-Hellman Ephemeral Parameters for TLS - The JDK SunJSSE implementation now supports the TLS FFDHE mechanisms defined in RFC 7919.