Crack encrypted PEM with bruteforce
Usage: pem-cracker private_key public_key
-charset string
Character set to use for bruteforce (default "abcdefghijklmnopqrstuvwxyz0123456789")
-max int
Maxmimum length of password phrase (default 8)
-min int
Minimum length of password phrase (default 1)
-parallel int
Numbers of threads to use (default 8)