To guarantee high data security, encryption must be unbreakable while the data remains rapidly and easily readable. A novel strategy for optical encryption/decryption of information has now been ...

The researchers tested the new approach on handwritten digits and other shapes like stars. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert!

(Nanowerk Spotlight) Hydrogels are crosslinked polymer networks that can absorb huge volumes of water. In recent years, significant progress has been made with so-called "stimuli-responsive" hydrogels ...

Cryptography is the practice and study of techniques for secure communication in the presence of third parties (called adversaries). More generally, it is about constructing and analyzing protocols ...

How to easily encrypt/decrypt a file in Linux with gpg Your email has been sent Stop your search for an easy way to encrypt and decrypt files in Linux -- the built-in gpg tool will do the trick. No ...