I don't think SSL/TLS allow key lengths > 128 bits with RC4. Export is 40 or 56 bits. You can see most supported ciphers here: https://www.openssl.org/docs/apps

I don't think SSL/TLS allow key lengths > 128 bits with RC4. Export is 40 or 56 bits. You can see most supported ciphers here: https://www.openssl.org/docs/apps/ciphers.html https://www.openssl.org/docs/apps/ciphers.html e.g: TLS_RSA_WITH_RC4_128_MD5 RC4-MD5 TLS_RSA_WITH_RC4_128_SHA RC4-SHA TLS_ECDH_RSA_WITH_RC4_128_SHA ECDH-RSA-RC4-SHA TLS_ECDH_ECDSA_WITH_RC4_128_SHA ECDH-ECDSA-RC4-SHA