&reftitle.setup;
&reftitle.required;

This extension requires libsodium ≥ 1.0.8.

&reftitle.install;

As of PHP 7.2.0 this extension is bundled with PHP. For older PHP versions this extension is available via PECL.

### Linux Systems

In order to use this extension you must compile PHP with sodium support by using the `--with-sodium[=DIR]` configure option.

### Windows

In order to use this extension you have to add `extension=php_sodium.dll` to &php.ini;.

### Installation via PECL

&pecl.info; &url.pecl.package;libsodium