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lecture · 2:52 · 0 checkpoints · browser voiceBeginner

One slash flagged the whole web

How a single '/' checked into Google's list of harmful sites matched every URL and put a malware warning on each and every search result for about 40 minutes on 31 January 2009.

01 · Every result, flagged
WS · For about 40 minutes, Google warned that every website might harm your computer

"This site may harm your computer.".

Every result: a malware warning

31 January 2009.