Cyph — Encrypted Communication v1.0.102
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About this app
Quantum-resistant E2EE communication tools built by former SpaceX engineers
Cyph is a quantum-resistant secure communication tool designed to be friendly for users of any technical skill level. The technology underpinning Cyph — built by former SpaceX engineers, presented at Black Hat and DEF CON, and protected by several US patents — has been rigorously vetted with great success by German pentesting firm Cure53 against a threat model that focuses on nation-state-level attacks.
Staying safe online has never been so easy.
Staying safe online has never been so easy.
Version Information
- Version
- 1.0.102
- Downloads
- 5K+
- Updated on
- Nov 3, 2025
- Released
- Jun 11, 2019
- Requires
- Android 7.0
What's New
• Android SDK update
• WebSign optimizations
• WebSign optimizations
Ratings & Reviews
Developer Response