Sources: tools used in the Feb. 28 Exchange hack are similar to proof-of-concept attack code that Microsoft distributed to security partners a week earlier (Wall Street Journal)
Wall Street Journal:
Sources: tools used in the Feb. 28 Exchange hack are similar to proof-of-concept attack code that Microsoft distributed to security partners a week earlier — Investigators seeking to unravel how attack spread in week before software fix — Microsoft Corp. is investigating whether …
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