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crypt.fyi

Ephemeral, zero-knowledge, post-quantum encrypted platform for sharing sensitive data

Webfreeglobal

crypt.fyi is a zero-knowledge, end-to-end encrypted secret sharing platform using post-quantum cryptography, letting people share sensitive data through ephemeral, one-time links instead of email or chat. It includes strict CSP protections and rate limiting, giving developers and teams a self-hostable, quantum-resistant way to share secrets like passwords and API keys securely.

Categories
security toolssecret sharing

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Behind the summary, Matchbox keeps a richer profile of crypt.fyi - the signals our matcher actually reads to decide when to surface it. It stays private; claim the listing to see and control it.

  • Problem & pain-point mapping
  • Who we surface it to (audience fit)
  • What it's a strong alternative to
  • Trust & credibility signals

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