# Blog posts from May 2013

* [Enhanced free plan: 1GB encoding credit on sign-up](/blog/2013/05/changing-our-free-plan.md)
* [Boosting security with Notification Signatures](/blog/2013/05/adding-support-for-notification-signatures.md)
* [The simplest way to encode video with PHP, just got even simpler](/blog/2013/05/the-simplest-way-to-encode-video-with-php-just-got-simpler.md)