URLcrypt: Securely encode and decode data in URLs

URLcrypt: Securely encode and decode data in URLs

URLcrypt makes it easy to securely transmit short pieces of binary data in a URL. Use it to securely store things like user IDs, download expiration dates, and more.

GitHub: https://github.com/aarondfrancis/urlcrypt
Docs: http://aaronfrancis.com/blog/2013/9/9/encrypting-and-encoding-information-in-urls-with-php