Exclusive: Mirai Attack Was Costly For Dyn, Data Suggests
ID: 7ebb6726-7cd5-502f-8c95-803511886608
STIX ID: report--7ebb6726-7cd5-502f-8c95-803511886608
Feed Name: Security Ledger
Threat Score
The Mirai IoT botnet launched large-scale DDoS attacks against Dyn's managed DNS in October, disrupting access to major sites (e.g., PayPal, Twitter, Reddit) and prompting BitSight's analysis that approximately 14,500 domains (~8% of observed customers) stopped using Dyn's managed DNS immediately after the incident, indicating lasting business impact beyond the immediate outages.
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