In the context of cryptography, a public key is an alphanumeric string that serves as an essential component of asymmetric encryption algorithms. It is typically derived from a private key, which must ...

Public Key Searchable Encryption (PKSE) enables secure keyword searches over encrypted data, making it a critical tool for outsourced storage systems. However, existing PKSE schemes remain vulnerable ...

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 ...