SSL_GET_VERSION(3) BSD Library Functions Manual SSL_GET_VERSION(3) NAME SSL_get_version — get the protocol version of a connection SYNOPSIS #include <openssl/ssl.h> const char * SSL_get_version(const SSL *ssl); DESCRIPTION SSL_get_version() returns the name of the protocol used for the connec‐ tion ssl. RETURN VALUES The following strings can be returned: "SSLv2" The connection uses the SSLv2 protocol. "SSLv3" The connection uses the SSLv3 protocol. "TLSv1" The connection uses the TLSv1.0 protocol. "TLSv1.1" The connection uses the TLSv1.1 protocol. "TLSv1.2" The connection uses the TLSv1.2 protocol. "unknown" This indicates that no version has been set (no connection estab‐ lished). SEE ALSO ssl(3) BSD May 13, 2024 BSD[top]
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