Basic Syntax
Common Options
Identify Hash Format
Extract Hashes (*2john Tools)
John includes tools to extract hashes from various file types.SSH Private Key
ZIP File
RAR File
7-Zip
Office Documents (Word, Excel, PowerPoint)
KeePass Database
PFX / PKCS#12
Kerberos TGS (Kerberoast)
BitLocker
GPG Key
Mozilla Firefox
John’smozilla2john 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.