Installation
============
Requirements
------------
- PHP 8.4 or newer for the current ``5.x`` line
PHP and library version compatibility
-------------------------------------
.. list-table::
:header-rows: 1
* - OTP library line
- PHP requirement
* - ``5.x``
- ``>=8.4``
* - ``4.x``
- ``>=8.2``
* - ``3.x``
- ``>=8.2``
* - ``2.x``
- ``>=8.0``
* - ``1.x``
- ``>=7.1``
Install from Packagist:
.. code-block:: bash
composer require infocyph/otp
Included capabilities
---------------------
- Base32 secret generation, normalization, and validation
- TOTP verification with configurable drift windows
- HOTP look-ahead verification and resynchronization helpers
- OCRA generation and verification
- Generic OTP with caller-provided PSR-6 cache storage
- Recovery codes with hashed storage
- Provisioning URI generation, parsing, and SVG QR rendering
Testing locally
---------------
.. code-block:: bash
php vendor/bin/pest
|
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