Understanding When The NSA Discloses Cyber Vulnerabilities
 

The NSA would like to take this opportunity to let you know that they still do what they want, when they want. Thank you for your cooperation. We have also established a disciplined, rigorous and high-level decision-making process for vulnerability disclosure. This interagency process helps ensure that all of the pros and cons are properly considered and weighed. While there are no hard and fast rules, here are a few things I want to know when an agency proposes temporarily withholding knowledge of a vulnerability.

http://www.hardocp.com/news/2014/04/...erabili ties/