Secretary Janet Napolitano, U.S. Department of Homeland Security (Nikki Kahn/The Washington Post)

From Bloomberg:

“A Landsat-7 earth observation satellite system experienced 12 or more minutes of interference in October 2007 and July 2008, according to the report. Hackers interfered with a Terra AM-1 earth observation satellite twice, for two minutes in June 2008 and nine minutes in October that year, the draft says, citing a closed-door U.S. Air Force briefing.”

This summer, China denied any involvement in a security breech in which Google claimed hackers based in China accessed hundreds of Google accounts belonging to senior officials.

Earlier on Thursday, Homeland Security Secretary Janet Napolitano told The Washington Post that hackers have “come close”several times to shutting down elements of the nation’s infrastructure, she said, noting that Wall Street firms and transportation systems are frequent cyberattack targets.

(As we ponder our inherent insecurity, a musical non sequitur:)