Cryptophone G10i+

The GSMK CryptoPhone G10i+ is a lightweight quad-band GSM mobile phone that comes with full source code available for independent review.

• Voice & SMS encryption
• Fully encrypted storage system for secure contacts, messages and keys
• Encrypted storage system protects confidential data against unauthorized access in case the device is lost or stolen
• Strongest and most secure algorithms available today: AES256 and Twofish
• 4096 bit Diffie-Hellman key exchange with SHA256 hash function
• Readout-hash based key authentication
• 256 bit effective key length
• Encryption key is destroyed as soon as the call ends
• Source code available online for independent security assessments
• Also supports unencrypted calls, unencrypted SMS, address book, calendar etc.
• Works with any GSM 850/900/1800/1900 network that supports circuit-switched data calls
• Standby: up to 150 hours
• Talk time: Secure up to 5 hours