Twitter says it is prepared to sue the Obama administration for the right to disclose more details about government surveillance requests.  In a blog post Thursday, Twitter’s head of global legal policy, Jeremy Kessel, said that a recent agreement between tech groups and the Justice Department did not go far enough to address the company’s concerns.

In an effort to thwart snooping from the NSA and other entities, Twitter has implemented "perfect forward secrecy," which should make it impossible to decrypt any stolen or eavesdropped communication in the future. 

Tools for monitoring Americans online are increasingly accessible and affordable to authorities, especially as people continue to post publicly on social media.

 Next month, Chicago will host the ASIS Seminar and Exhibits, September 24-26, at McCormick Place. When attendees have free time, they might want to visit the Willis Tower (formerly the Sears Tower), which stands tall above the Chicago skyline and is one of the most famous landmarks for the city.