Microsoft Confirms Cyberattacks Caused June Service Outages
TL;DR
Microsoft has confirmed that the June outage of Outlook was due to a Distributed Denial-of-Service (DDoS) attack, which targeted OSI layer 7. The attack was carried out by a group called Anonymous Sudan, using botnets and tools from multiple cloud services and open proxy infrastructures. Microsoft has offered recommendations for guarding against such attacks in the future and believes the attackers were focused on disruption and publicity. It's not clear how large traffic bursts were in the attack.
- Microsoft says June Outlook outages were a DDoS attack The Verge
- Microsoft admits June service disruptions to OneDrive, Outlook cyberattacks from mysterious hacker group Fox Business
- Microsoft says early June disruptions to Outlook, cloud platform, were cyberattacks Yahoo Finance
- Microsoft says early June service outages were cyberattacks Reuters.com
- Microsoft confirms Azure, Outlook outages caused by DDoS attacks BleepingComputer
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