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An app that uses public-key cryptography for the encryption/decryption of text.

Cipher is an application that uses public-key cryptography for the encryption and decryption of text. In essence, it uses the Diffie–Hellman key exchange method. In order for this app to work, you and the person with whom you exchange encrypted messages must download it.

What's New in the Latest Version 4.2

Last updated on Mar 17, 2017 Version 4.1:
• Visual improvements

Version 4.0:
• A lot of visual improvements
• Bug fixes

Version 3.0:
• Material Design and other visual improvements
• When checking for prime numbers the process goes to background and the UI is responsive
• Added support from Android 2.3.3 and later (previously from 4.0 and later)
• added landscape support

Version 2.1:
• Visual improvements

Version 2.0:
• Visual overhaul
• Public Keys and encrypted/decrypted text can now be coped directly from the screen
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