Microsoft issues emergency patches for 4 exploited 0-days in Exchange - Ars Technica

1. Microsoft issues emergency patches for 4 exploited 0-days in Exchange  Ars Technica
2. Microsoft: Chinese Cyberspies Used 4 Exchange Server Flaws to Plunder Emails — Krebs on Security  Krebs on Security
3. Microsoft says China-backed hackers are exploiting Exchange zero-days  TechCrunch
4. Microsoft says Chinese hackers have exploited bug to target U.S. companies  MarketWatch
5. Five Things You Need to Know to Start Your Day  Bloomberg
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