Before discussing "decryption," it is important to clarify a technical detail:
This tool should only be used for authorized security auditing , password recovery for your own accounts, or educational purposes. Unauthorized use against systems you do not own is illegal. ntlm-hash-decrypter
Thus, when someone says "NTLM hash decrypter," they actually mean . Before discussing "decryption," it is important to clarify
: A versatile tool for detecting weak passwords across multiple platforms. : A versatile tool for detecting weak passwords
Modern "NTLM hash decrypter" tools (e.g., hashcat , john , ophcrack ) actually implement the following.
NTLM (New Technology LAN Manager) is a suite of Microsoft security protocols used for authenticating users. Instead of storing your actual password, Windows stores a mathematical representation of it—an .
There are various web-based services where you can paste an NTLM hash. These sites query massive databases of previously cracked hashes. If someone else has cracked that specific password before, the result is returned in seconds. Popular Tools for NTLM Cracking