GSMK CryptoPhone Technology

Cp500 Small

  • Trustworthy solution for confidential phone calls and messages
  • 360° mobile device security
  • Easy to use
  • Strong, fully verifiable encryption: Voice and data encrypted with AES 256 and Twofish


Trustworthy Voice and Message Encryption

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  • GSMK CryptoPhones are your trustworthy solution for completely confidential encrypted telephone calls – whether by GSM cellular network, 3G/UMTS, LTE, satellite, or land line
  • GSMK CryptoPhones are based on the strongest encryption algorithms on the market
  • GSMK CryptoPhones are the only secure phones that come with full source code available for independent review – allowing their security to be fully verified by independent researchers
  • GSMK CryptoPhones provide hassle-free, integrated security – protecting not only the information you exchange by phone, but also the data on your mobile device



GSMK to present product innovations at several regional events throughout the year 2020

Demonstrations created for MWC to be brought to clients’ home markets around the world

Milipol Logo

Network security from edge to core at Milipol 2019

GSMK showcases secure communications, air interface and core network security at Milipol Paris from 19-22 November 2019