This online documentation attempts to introduce PHP developers to the libsodium extension. Everything contained within is made available for free by Paragon Initiative Enterprises to promote the adoption of better security practices in the PHP community.

You can read this ebook online at Github or on P.I.E.'s online book reader. Note that we do use HTML with our Markdown and Github might not like that. The Paragon Initiative Enterprises online book reader is ad-free and will never be paywalled.

This ebook is available to the public under the Creative Commons Attribution International 4.0 License. Feel free to fork, download, print, copy, redistribute, share, and remix it to your heart's content.

See also: Libsodium Quick Reference

• libsodium for the library
• libsodium-php for the PHP extension