Here is the link to the Committee on Oversight and Government Reform OPM Data Breach report.Articles filled with interesting analysis have been slowly coming out since the report has been released. This report is incredibly long and detailed per style for an official document, however, should you have the time it provides an interesting and detailed read on the OPM Data Breach. Instead of attempting to summarize the entirety I will provide a few links for background and analyses done by experts. All in a significant event with wide implications, and very relevant to the field of Information Security.
Link to Analysis by security Researcher Brian Krebs’ blog KrebsOnSecurity, he provides some analyses and background of the event and a summary. If you don’t have the time to read the full report, Krebs take is informative.