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 ...

You can add a signature to a Google Doc with the built-in drawing tool. You can also use an add-on to add signatures to your document, or request them. Add-ons can be safer if they use encryption and ...

If you have sent any plaintext confidential emails to someone (most likely you did), have you ever questioned yourself about the mail being tampered with or read by anyone during transit? If not, you ...

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 ...

NIST has shared standards for general encryption and digital signatures and has called on organisations to transition as soon as possible. After years of testing, the US National Institute of ...

Quantum digital signatures and key distribution represent a frontier in secure communications, harnessing the fundamental principles of quantum mechanics to safeguard digital transactions. Quantum ...

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 ...

Encryption could soon become part of national debates over consumer issues ranging from data breaches to the safety of connected cars. Not long ago, it was the sort of thing that only bankers, spies, ...

To prove to your clients and employees that their emails are not coming from somebody claiming to be you and that nobody modified their content, you can digitally sign your outgoing emails. However, ...