The following new documents were recently made available by the SEC, and have been identified by an automated process as potentially relating to disclosures of “cyber” risk or incidents.
11/09/2012 AT T INC http://www.sec.gov/Archives/edgar/data/732717/000073271712000090/filename1.htm (CORRESP for AT T INC)
09/27/2012 AT T INC http://www.sec.gov/Archives/edgar/data/732717/000073271712000077/filename1.htm (CORRESP for AT T INC)
10/26/2012 AT T INC http://www.sec.gov/Archives/edgar/data/732717/000000000012059293/filename1.pdf (UPLOAD for AT T INC)
09/18/2012 AT T INC http://www.sec.gov/Archives/edgar/data/732717/000000000012050968/filename1.pdf (UPLOAD for AT T INC)
You can read more about correspondence like this at https://vaguelythreatening.wordpress.com/2012/08/30/sec-comment-letters-as-infosec-situational-awareness/ and about the automated mechanism used to identify these files at https://vaguelythreatening.wordpress.com/2012/11/14/a-note-on-automated-postings-of-sec-cyber-correspondence/