Pretty Good Privacy

Pretty Good Privacy (PGP) is an encryption program that provides cryptographic privacy and authentication for data communication. It was created by Phil Zimmermann in 1991 to allow individuals to securely communicate and share files over the internet. PGP is widely used for securing emails and files, ensuring that only intended recipients can read the contents. Key features of PGP include: 1. **Encryption**: PGP uses a combination of symmetric-key cryptography and public-key cryptography.