Overview:

ag is a brilliant text parsing utility brought over by our own in-house wizard @BradK

Ag (SilverSearcher-ag)

https://github.com/ggreer/the_silver_searcher

apt install silversearcher-ag

Some basic usage against TestSSL.sh results.

RC4: ag RC4 | grep VULNERABLE | cut -d' ' -f -2,5- | tr -s ' '
TLS: ag TLS | grep deprecated | tr -s ' '
RC4: ag SWEET32 | grep VULNERABLE | cut -d' ' -f -2,5- | tr -s ' '