"crypto-policies" is a utility to unify the crypto policies used by different applications and libraries. The current implementations works by setting the desired policy in /etc/crypto-policies/config. After this file is changed the script 'update-crypto-policies' should be executed, and the new policies will activate.

The supported back ends are: - GnuTLS - OpenSSL - NSS - BIND9 - libkrb5 - OpenSSH - Java (OpenJDK) - libssh - libreswan