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| Version 1 | Version 2 |
|---|---|
| US hit by 'massive data breach' | US hit by 'massive data breach' |
| (35 minutes later) | |
| US government agencies have been hit by a "massive breach" affecting the personal data of millions of federal workers, officials said. | |
| The Office of Personnel Management (OPM) confirmed on Thursday that almost four million current and past employees have been affected. | |
| The agency serves as the human resource department for the federal government. | The agency serves as the human resource department for the federal government. |
| US officials suspect that the cyber attack originated in China, US media outlets reported. | US officials suspect that the cyber attack originated in China, US media outlets reported. |
| The OPM issues security clearances and compiles records of all federal government employees. | |
| Senator Susan Collins, a member of the Senate Intelligence Committee called the breach "yet another indication of a foreign power probing successfully and focusing on what appears to be data that would identify people with security clearances." | |
| Using a new cyber security system known as Einstein, the OPM detected a "cyber-intrusion" in April 2015. | |
| Congressman Adam Schiff has called for cyber databases to be upgraded in light of the most recent attack. | |
| Americans "expect that federal computer networks are maintained with state of the art defences", Mr Schiff said. | |
| "The cyber threat from hackers, criminals, terrorists and state actors is one of the greatest challenges we face on a daily bases, and it's clear that a substantial improvement in our cyber databases and defences is perilously overdue." |