Prism is a code name
PRISM is the code name for a system that the U.S. government uses to view data from (non-US) Internet users. The system has been in existence since 2007, and is increasingly being deployed by the government. The software not only views e-mail messages or data, but also files, network profiles, videos and login times. The US government has used the system for the president's daily safety briefings in 2012 almost 1500 times. Many reports from the NSA (American Security Service) use data from PRISM. The system costs $20 million Per year and it has the data of many large parties: Yahoo, Google, Microsoft, Facebook, Apple, etc.)
Guardian columnist: Government wants to end privacy [YouTube] 0tfoXx0Gcl8 [/youtube]