Caution: The documentation you are viewing is
for an older version of Zend Framework.
You can find the documentation of the current version at:
Introduction to Zend\Crypt — Zend Framework 2 2.2.10 documentation
Zend\Crypt provides support of some cryptographic tools. The available features are:
The main scope of this component is to offer an easy and secure way to protect and authenticate sensitive data in PHP. Because the use of cryptography is not so easy we recommend to use the Zend\Crypt component only if you have a minimum background on this topic. For an introduction to cryptography we suggest the following references:
Most of the ideas behind the Zend\Crypt component have been inspired by the PHP-CryptLib project of Anthony Ferrara. PHP-CryptLib is an all-inclusive pure PHP cryptographic library for all cryptographic needs. It is meant to be easy to install and use, yet extensible and powerful enough for even the most experienced developer.