ophcrack vs John the Ripper

Compare features, pricing, and capabilities to find which solution is best for your needs.

ophcrack icon

ophcrack

Ophcrack is a free, open-source program for recovering Windows logon passwords using rainbow tables. Available as a Live CD or installable application, it can quickly crack most passwords by targeting LM and NTLM hashes, providing a vital tool for system administrators and users who have forgotten their passwords. by Objectif Sécurité

Open Source
Platforms: Windows Linux BSD
Screenshots:
VS
John the Ripper icon

John the Ripper

John the Ripper is a powerful, open-source password cracking tool available for numerous operating systems. It is designed to detect weak Unix passwords, but supports various other hash and cipher types including Windows LM and NTLM, Kerberos, and more. by Openwall

Open Source
Platforms: Windows Linux Haiku
Screenshots:

Comparison Summary

ophcrack and John the Ripper are both powerful solutions in their space. ophcrack offers ophcrack is a free, open-source program for recovering windows logon passwords using rainbow tables. available as a live cd or installable application, it can quickly crack most passwords by targeting lm and ntlm hashes, providing a vital tool for system administrators and users who have forgotten their passwords., while John the Ripper provides john the ripper is a powerful, open-source password cracking tool available for numerous operating systems. it is designed to detect weak unix passwords, but supports various other hash and cipher types including windows lm and ntlm, kerberos, and more.. Compare their features and pricing to find the best match for your needs.

Pros & Cons Comparison

ophcrack

ophcrack

Analysis & Comparison

Advantages

Rapid password cracking using rainbow tables.
Free and open-source software.
Easy to use graphical interface.
Effective Live CD for offline recovery.
Supports various hash input methods.

Limitations

Requires large external rainbow tables for complex NTLM passwords.
Limited effectiveness against very strong or unique NTLM passwords.
Interface is somewhat dated.
Can be used for malicious purposes (inherent in password cracking tools).
John the Ripper

John the Ripper

Analysis & Comparison

Advantages

Extensive support for various password hash types.
Highly optimized for speed and performance.
Supports multiple attack methods including dictionary and brute-force.
Free and open-source with a large and active community.
Runs on a wide range of operating systems.
Customizable rule engine for dictionary attacks.

Limitations

Command-line interface may be challenging for beginners.
Requires technical knowledge to configure and use effectively.
Base version lacks native GPU acceleration (available in community versions).
Can be resource-intensive, especially during brute-force attacks.

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