Extract Cisco VPN group Password from .pcf file

So you got a .pcf file, it is easy to just copy it to the Cisco VPN folder in Windows. But for MacBook, you still need the Group password to set it up. 

In .pcf file, the Group Password is encrypted. You may want to decrypt the string to get the clear text password. There are some online Websites can do the job, however, you normally don’t want to submit this kind of information to public. 

Kali has the tool to decrypt it. Simply enter: 

#cisco-decrypt [Encrypted Group Password String]