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Basic Syntax

Common Options


Identify Hash Format

Or auto-detect:

Extract Hashes (*2john Tools)

John includes tools to extract hashes from various file types.

SSH Private Key

ZIP File

RAR File

7-Zip

PDF

Office Documents (Word, Excel, PowerPoint)

KeePass Database

PFX / PKCS#12

Kerberos TGS (Kerberoast)

BitLocker

GPG Key

Mozilla Firefox

John’s mozilla2john only parses the legacy key3.db. For modern Firefox (key4.db / logins.json) use a tool like firepwd.

Common Cracking Workflows

Linux /etc/shadow

Windows NTLM

MD5

SHA256

bcrypt


Rules


Show Results

Potfile


Quick Reference — *2john Tools


John vs Hashcat

Use John for extracting hashes and exotic formats. Use Hashcat for GPU-accelerated cracking.