CR

CrypTool 2

CrypTool 2 (CT2) is a modern e-learning program for Windows that visualizes cryptography and cryptanalysis, including encryption, cryptanalysis of ciphers, and modern cryptography tools with visual programming workflows.[1]
Latest: 1.0.0 Wikidata
Last checked: Mar 26, 2026 8:04pm
Rank: 9312/15140
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Overview

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License: freeware

Version & Lifecycle

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Current: 1.0.0

Top Contributors

Top sitewide contributors:

  1. Anbarasan
  2. nico_k
  3. Bob
  4. Vigneshwaran

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Also known as

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CrypToolCrypTool 2Technical University of Darmstadt CrypTool

Notes

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Developed by Technical University of Darmstadt. Freeware for Windows with over 200 templates and tools for classic and modern ciphers.[1][3]