The OPM Breach: Timeline of a Hack

The United States Office of Personnel Management (OPM) has recently been in the news for two separate breaches that may have compromised the information of as many as 18 million former, current and prospective federal employees. Significantly, the story of these two intrusions stretches back to as early as spring of last year. The timeline below summarizes the events that are known to have been associated with these breaches thus far.

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