WP PGP Encrypted Emails is a WordPress plugin designed to enhance the security of email communications by automatically signing and encrypting outbound emails. This plugin allows site administrators and users to safeguard their privacy through the use of OpenPGP public keys and S/MIME certificates. It supports a wide range of third-party contact form plugins and offers user-friendly features such as per-user encryption key management and the option to remove subject lines for enhanced privacy.

The plugin processes all emails generated by the WordPress site, ensuring that both admin and user emails are encrypted and signed. It is compatible with thousands of third-party plugins and provides a simple API for developers to integrate encryption functionalities into their themes or plugins easily. With no installation of binaries required, this fully multisite-compatible plugin is a free solution that replaces costly email encryption services, making secure email communication accessible without ongoing fees.