https://gitlab.com/sdalu/ssh-publickey/ 1 2 3 4 5 6 7 AUTHORIZED_KEY_REGEX = /(?: (?<directives>(?:[!-~]|\s(?=.*"))+) \s+ )? # Options (?<type> [a-z0-9_-]+) \s+ # Type (?<key> [A-Za-z0-9+\/]+=*) # Key (?:\s+ (?<comment>.*?) \s* )? # Comments /x 1 2 3 4 5 PUBKEY_OPENSSH_REGEX = / (?<type> [a-z0-9_-]+) \s+ # Type (?<key> [A-Za-z0-9+\/]+=*) # Key (?:\s+ (?<comment>.*?) \s* )? # Comments /x 1 2 3 4 5 6 7 8 9 PUBKEY_RFC4716_REGEX = /----\sBEGIN\sSSH2\sPUBLIC\sKEY\s----\R (?<tags> (?:[^:\p{Space}\p{Cntrl}]{1,64} # Tags \s*:\s* (?:[^\\\r\n]*\\\R)* [^\\\r\n]+\R)*) (?<key> (?:[A-Za-z0-9+\/]+\R)* # Key [A-Za-z0-9+\/]+=*\R) ----\sEND\sSSH2\sPUBLIC\sKEY\s---- /xmu