OPM Announces More Than 21 Million Affected by Second Data Breach Mikael Thalen Posted on July 9, 2015 Posted in Aggregated No Comments Tagged with Science & Technology, Tile The federal personnel agency finally announced Thursday the scope of a massive hack of security-clearance information first revealed last month. Share this:Share Share on Facebook (Opens in new window) Facebook Share on Reddit (Opens in new window) Reddit Share on X (Opens in new window) X Share on LinkedIn (Opens in new window) LinkedIn Email a link to a friend (Opens in new window) Email