> ## Documentation Index
> Fetch the complete documentation index at: https://paulkadali.com/llms.txt
> Use this file to discover all available pages before exploring further.

# System Attacks

> Hashes and Passwords

## John the Ripper

### Unshadow

`passwd` is the **/etc/passwd** file `shadow` is the **/etc/shadow** file

```bash theme={null}
unshadow passwd shadow > hash
```

### Hash Cracking

```bash theme={null}
john --wordlist=/etc/john/rockyou.txt hash
```