Cryptography (5 subreddits)

Cryptography-related news and discussion

This subreddit is intended for links and discussions surrounding the theory and practice of strong cryptography, which lives at an intersection of math, programming, and computer science.

  • 74,657 subscribers
  • A community for 10 years


No description available.

  • 14,846 subscribers
  • A community for 11 years

Codes & ciphers

Hiding data, cracking codes, finding hidden messages. We welcome posts that aren't as suitable for /r/crypto, such as basic cipher-cracking challenges and discussions of simple data hiding.

  • 11,769 subscribers
  • A community for 8 years

cryptology, cryptography, stegenography, etc

No description available.

  • 7,304 subscribers
  • A community for 11 years


Decentralized websites using Bitcoin crypto and BitTorrent network

  • 5,191 subscribers
  • A community for 4 years
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