DNA strands on tiny beads hide and reveal encrypted messages through programmable fluorescence patterns read by flow cytometry.

(Nanowerk News) 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 ...

Researchers created an optical system that encrypts information as a hologram that is scrambled when sent through a small container of liquid and then uses a neural network for decryption. Disclaimer: ...

Figure 1: Schematic of a quantum key distribution system. The transmitter (Alice) and receiver (Bob) generate composable keys by transmitting quantum states over an insecure quantum channel, ...

Nathan Eddy works as an independent filmmaker and journalist based in Berlin, specializing in architecture, business technology and healthcare IT. He is a graduate of Northwestern University’s Medill ...

Public key cryptography is an encryption method that uses different keys for encryption and decryption. For example, when Bob and Alice interact, Alice creates a private key and a public key, and ...