U.S. officials blame Chinese hackers for stealing personal data on about 4 million current and former government employees, although a news report cites other government officials saying that it may have actually affected up to 18 million people, including prospective employees.
The Social Security numbers of some 4 million current and former workers that were potentially compromised in a breach of an Office of Personnel Management database were not encrypted, said OPM Director Katherine Archuleta.
Hackers breached the Office of Personnel Management's computer systems and potentially compromised the personal data of about 4 million current and former employees, according to a statement from the agency emailed to reporters June 4.
A senior FBI counterterrorism official emphasized the need for federal law enforcement officials to have the capability to legally access encrypted devices without the use of backdoors for investigating potential terrorist incidents.
The companies were among more than 140 civil society groups, corporations, trade associations and security and policy experts urging President Obama to promote rather than undercut data encryption technology.
A former Nuclear Regulatory Commission worker has been charged in connection with an attempted email spear-phishing attack that targeted dozens of Energy Department employee email accounts.
Jeh Johnson says counterterrorism efforts wading into new territory as the Islamic State calls for attacks against U.S. military installations and local law enforcement and government buildings through social media.
Officials at the Cybersecurity Unit, part of the Criminal Division's Computer Crime and Intellectual Property Section, compiled the guidelines based on lessons learned by federal prosecutors handling cyber investigations.
Home addresses of senior and former officials of the Homeland Security Department, FBI and other agencies were posted online allegedly by an unidentified right-wing extremist group, the news organization reported April 15.
Hacking activities were in line with what the FBI predicted would happen. It said the groups can perform "low-level" distributed denial-of-service, or DDoS, attacks and website defacements, but the latter tactic is more likely.