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 ...

The Internal Revenue Service is extending two of its pandemic-related options for taxpayers and tax professionals, indefinitely extending the ability to use electronic or digital signatures for tax ...

Another neat addition to end-to-end encrypted email client ProtonMail: It’s added a zero-access encrypted contacts manager that also digitally signs the contact info you store in it. The new features ...

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 ...

Here on ZDNet, in the blogs, their comment areas, and in e-mails you have not seen, my fellow blogger George Ou and I have been debating the challenges to securing e-mail. Although many Internet users ...

The exchange and storage of information has emerged as a crucial aspect of technological, economic and human progress in today's society. Computer aided systems help to administer this information ...

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

The sender’s unique information should be used in a signature; It should be easy to create a signature; It should be impossible to falsify a signature computationally; A signature should be small.

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, ...

WASHINGTON, DC - MAY 04: Director of National Intelligence Avril Haines and Defense Intelligence Agency Director Lt. Gen. Scott Berrier testify during a hearing with the Senate Armed Services ...