What Is Public Key Encryption? Public key encryption is a fundamental concept in modern cryptography that enables secure communication over open and untrusted networks such as the internet. It is widely used to protect sensitive data, secure online transactions, and ensure privacy in digital communications. Unlike traditional encryption methods that rely on a single shared secret key, public key encryption uses a pair of mathematically related keys to encrypt and decrypt information. This approach solves many security challenges that existed in earlier encryption systems. https://pwcreator.com/what-is-public-key-encryption/