Public-key encryption is essential for secure communications, eliminating the need for pre-shared keys. In the information age, our digital lives, from online payments to private communications, ...

For thousands of years, if you wanted to send a secret message, there was basically one way to do it. You’d scramble the message using a special rule, known only to you and your intended audience.

In an era where data proliferation and cloud-based storage have become ubiquitous, privacy-preserving searchable encryption has emerged as a pivotal technology. This approach underpins secure data ...

The security system that underlies the internet makes use of a curious fact: You can broadcast part of your encryption to make your information much more secure. When you purchase through links on our ...

The original version of this story appeared in Quanta Magazine. For thousands of years, if you wanted to send a secret message, there was basically one way to do it. You’d scramble the message using a ...

Every online bank transfer, private message and Bitcoin transaction rests on the assumption that some math problems are ...