The latter doesn't have even a form to hack for usernames and passwords. If you look carefully with tamper data a firefox plugin, you'll notice that normal logins go through facebook for some reason, but since this isn't the main purpose here... just something worth noting. The classic login has the form which allows to crack, but just like with any hack, there's a con.
Below is the JtR command from our Live Cyber Attack Webinar. In this scenario, our hacker used kerberoast to steal a Kerberos ticket granting ticket(TGT) containing the hash to be cracked, which was saved in a file called ticket.txt. In our case, the wordlist used is the classic rockyou password file from Kali Linux, and the command was set to report progress every 3 seconds.
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