openssl ciphers -v 'ALL:COMPLEMENTOFALL'
Arch Linux maintains very current packages, often tracking the latest OpenSSL release. how to install openssl
openssl s_client -connect google.com:443 -servername google.com eventually replacing it with LibreSSL.
macOS presents a unique challenge. While openssl is installed by default, Apple famously refused to update it for years (keeping version 0.9.8zh long after it was obsolete) due to licensing issues, eventually replacing it with LibreSSL. how to install openssl