U.S. Office of Personnel Management may have exposed personal information for 4 million government workers. The OPM suffered a prior breach last year that appeared to target those security clearance records. Security experts say they see signs that the OPM breach is connected to the breach of healthcare insurer Anthem. Both of the apparent OPM attack domains were registered using a pseudorandom, 10-digit email address name registered to the gmx.com domain. OPM says it began using anti-malware tools, limiting remote access for network administrators.”]
Source: https://www.cuinfosecurity.com/opm-breach-unanswered-questions-a-8290