In the past 48 hours: Hacks disclosed by Twitter, New York Times, and Wall Street Journal. Now allegations the Washington Post was also compromised.
“The Washington Post was among several major U.S. newspapers that spent much of 2012 trying to untangle its newsroom computer networks from a Web of malicious software thought to have been planted by Chinese cyberspies, according to a former information technology employee at the paper.”
Source:Source: Washington Post Also Broadly Infiltrated By Chinese Hackers in 2012 — Krebs on Security