# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2010-11-27 12:39:49 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/8500240453734400) RT @macdevnet: How to Build a Secure Cocoa Application, the NSConf 09 session by @iamleeg now FREE on iDeveloper TV http://bit.ly/f0e3m4 ...