"Tweets" spark OPSEC awareness

Twitter, an online microblogging service, has caught the attention of operations security personnel here and Air Force wide. Unlike other social networking services, Twitter allows users to send 140-character posts called "tweets" through almost any device, to include mobile phones, which are distributed to other network users. This makes hosts more vulnerable targets to adversaries searching for sensitive information. (U.S. Air Force photo/Samuel King Jr.)