Commercial support

The following companies offer professional support services for libsodium and applications using libsodium:
Libsodium-specific services include:
  • Cryptographic and implementation auditing of libsodium usage.
  • Security review of constructions, protocols, and applications using libsodium.
  • Consulting on libsodium usage in applications – web apps, backends, mobile, embedded, kernel, etc.
  • General consulting and review of cryptography inquiries.
  • Implementation security and helping to work toward a vulnerability-free codebase.
  • Reverse engineering of complicated binaries.
  • General consulting, advising, mentoring, and development.

Paragon Initiative Enterprises (

Libsodium-specific services include:
  • Library integration, with a focus on web applications (PHP, .NET, Python).
  • Bespoke or standard high-level protocol design and implementation (e.g. Noise).
  • Security audits for in-house library integrations and/or high-level protocols.
  • Custom application development that requires cryptography.
  • Consulting and mentoring services.

(Please submit a pull request if you want your company added to that list)