Which TLS protocols are enabled in Ubuntu 14.04's OpenSSL?
openssl on RHEL7 is originally based on openssl-1.0.1e but was rebased to openssl-1.0.2k with RHEL7.4. This article is part of the Securing Applications Collection. Due to the serious issues with the design of TLS and implementation issues in openssl uncovered during the lifetime of RHEL7 you should always use the latest version but at least debian - How to distinguish which version of OpenSSL is How can nginx runs with openssl 1.0.2k and openssl version -a says that the Library is OpenSSL 1.0.2k but apt-cache policy openssl says installed is 1.0.1t? Could someone shed some light, please? debian openssl … How To Find OpenSuse / SUSE Linux Version - nixCraft May 12, 2020 Solved: ASA 9.4; HOW TO VERIFY OPENSSL VERSION - Cisco
A OpenSSL 1.0.2 is not and will fall back to secp384r1. A OpenSSL 1.1.1 server is also smart enough to detect the right curve from the server certificate and will use the secp512r1. A OpenSSL 1.0.2 server will fallback to sec384r1. So with a openssl 1.0.2/1.1.1 client vs 1.0.2 server you end up with secp384r1.
openssl version -- print OpenSSL version information
Apr 20, 2015
openssl ciphers -- SSL cipher display and cipher list tool.