👉 PGP Fluid is an open-source, free, and self-hosted implementation of the Pretty Good Privacy (PGP) encryption protocol, designed for secure email communication. It provides end-to-end encryption for both the content and attachments of emails, ensuring confidentiality and integrity. PGP Fluid supports various cryptographic algorithms, including symmetric and asymmetric encryption, hash functions, and digital signatures, allowing users to generate and manage their own key pairs. The software is highly customizable, enabling users to tailor encryption settings according to their security needs, and it can be integrated into various operating systems, making it a versatile tool for secure email communication.