Government agencies should not underestimate the bandwidth requirements of good security, a reader writes in response to an article on digital signatures. Ms Spencer should address the bandwidth ...

A digital signature authenticates the sender of a message and provides the electronic equivalent of a tamper-proof seal that is broken if any data in the message were altered. Digital signatures use ...

Encryption has become a major buzzword in the digital world in the past few months. You’ve probably heard that Apple and Google have made it a default setting for their latest smartphones, while FBI ...

Google Cloud has introduced quantum-safe digital signatures to its Cloud Key Management Service (Cloud KMS), making them available in preview. The tech giant says this initiative aligns with the ...