On 14/06/17 18:36, Neetish Pathak wrote: > > My calling sequence is : > > client.connectToServer(); > > client.sslTcpConnect(); > > client.sslTcpClosure(); Does your client at any point attempt to read application data (i.e. through a call to SSL_read()/SSL_read_ex()?). It is not sufficient to just connect to a server via SSL_connect(). Because the session information is established *post* handshake in TLSv1.3, OpenSSL won't see it unless you actually try and read information from the connection. Matt -- openssl-users mailing list To unsubscribe: https://mta.openssl.org/mailman/listinfo/openssl-users