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PGP Everywhere
Homomorphic encryption
DESlock+
KETS Quantum Key Distribution
Quantum Numbers Corp QRNG
BlackBerry Workspaces
SecureDocs
Syncplicity
GPGMail
ProtonMail
Mailvelope
APG
Enigmail
ElectronMail
mailbox.org
Tutanota
PGP Everywhere GPGMailHomomorphic encryption - Homomorphic encryption by IBM allows you to perform computations on its encrypted data without first decrypting it.
ProtonMail - Secure email with absolutely no compromises. Get your free encrypted email account today.
DESlock+ - DESlock+ is a suite of encryption instruments designed to shield in opposition to unintended storage platforms like the loss of a USB stick or computer and to allow relaxed collaboration and information sharing within the boundaries.
Mailvelope - Mailvelope open source project. OpenPGP in your browser.
KETS Quantum Key Distribution - KETS Quantum Key Distribution service is a utility that allows future-proof, quantum-safe communications at ultra-low power in a low-cost Quantum Key Distribution chip.
APG - Android Privacy Guard (APG) is a free and open source application for ...