Software Alternatives, Accelerators & Startups

MIT PGP Public Key Server

The place to publish and search OpenPGP public keys.

Some of the top features or benefits of MIT PGP Public Key Server are: Accessibility, Reputation, and Ease of Use. You can visit the info page to learn more.

Best MIT PGP Public Key Server Alternatives & Competitors in 2025

The best MIT PGP Public Key Server alternatives based on verified products, community votes, reviews and other factors.
Filter: 2 Open-Source Alternatives. Latest update:

  1. 15

    Pool of places to publish and search OpenPGP public keys.

    Key OpenPGP Keyserver features:

    Decentralized Architecture Public Key Accessibility Historical Data Community-Driven

    /openpgp-keyserver-alternatives
  2. The place to publish and search OpenPGP public keys.

    Key SKS OpenPGP Key server features:

    Decentralized Network Open Source Interoperability Automated Key Synchronization

    /sks-openpgp-key-server-alternatives
  3. PlexTrac is the #1 AI-powered platform for pentest reporting and threat exposure management, helping cybersecurity teams efficiently address the most critical threats and vulnerabilities.

    Key PlexTrac features:

    Comprehensive Reporting Collaboration and Integration Centralized Vulnerability Management User-Friendly Interface

    Visit website

    Visit website
  4. The most widely used email encryption standard. Defined in RFC 4880.

    Key OpenPGP features:

    Interoperability Security Email Encryption Authentication and Verification

    /openpgp-alternatives
  5. The place to publish and search OpenPGP public keys.

    /pgp-global-directory-alternatives
  6. Mailvelope open source project. OpenPGP in your browser.

    Key Mailvelope features:

    User-Friendly Interface Integration with Webmail Open Source Cross-Platform Compatibility

    /mailvelope-alternatives
  7. Site fot OpenPGP key signing coordination.

    /biglumber-alternatives
  8. Paubox provides HIPAA compliant email encryption without the hassle of extra steps.

    Key Paubox features:

    Ease of Use HIPAA Compliance No Extra Steps for End-Users 24/7 Customer Support

    /paubox-alternatives
  9. GPGMail is an open source plugin for Apple Mail.

    Key GPGMail features:

    Enhanced Security Open Source Integration with Apple Mail Free to Use

    /gpgmail-alternatives
  10. Kleopatra is a certificate manager and GUI for GnuPG.

    Key Kleopatra features:

    Open Source Cross-Platform Supports GPG and X.509 User-Friendly Interface

    /kleopatra-alternatives
  11. Strong file encryption tool.

    Key CrococryptFile features:

    Strong Encryption Platform Independence User-Friendly Interface Free for Personal Use

    /crococryptfile-alternatives
  12. Skizzle is the most secure way to share end-to-end encrypted files through email, backed by blockchain.

    Key Skizzle Email features:

    End-to-End Encryption User-Friendly Interface Integration with Popular Email Services File Encryption

    Open Source freemium $5.0 / Monthly

    /skizzle-email-alternatives
  13. FlowCrypt (formerly CryptUp) is the easiest PGP encryption for Gmail. It behaves just like standard email, except it's encrypted.

    Key FlowCrypt features:

    End-to-End Encryption User-Friendly Interface Open Source Cross-Platform Support

    /flowcrypt-alternatives
  14. Secure email with absolutely no compromises. Get your free encrypted email account today.

    Key ProtonMail features:

    End-to-End Encryption Zero Access to User Data Swiss Privacy Laws Open Source

    freemium €5.0 / Monthly (user - 5 GB)

    /protonmail-alternatives
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