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CryptAnalyze

A Static Analysis tool, based on Soot, for specifically analyzing Android APKs, to identify certain cryptographic rules.

The safety properties that it looks for are the following:

  • Modes should not be ECB (at least not for multiple blocks being encrypted)
  • Static Initialization Vectors (IVs) shouldn’t be used
  • Constant encryption keys shouldn’t be used
  • Constant salts shouldn’t be used
  • Password Based Encryption should make use of at least 1000 iterations
  • Secure Random shouldn’t be statically seeded

The tool outputs a text file, under a "Logs" directory, that it generates during the course of execution. The text file enlists the violations, if any.

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A Static Analysis tool, based on Soot

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