Threat Bulletin 0197: UDP reflection (DNS) against a B2B SaaS platform in North America
UDP reflection (DNS) against a B2B SaaS platform in North America, peaking at 228.8 Gbps. Mitigated in 0.896 seconds.
UDP reflection (DNS) against a B2B SaaS platform in North America, peaking at 228.8 Gbps. Mitigated in 0.896 seconds.
Rolled out to all points of presence on 22 November 2021. No action is required. Managed WAF: 7 new signatures […]
UDP reflection (NTP) against a education platform platform in the Nordics, peaking at 58.2 Gbps. Mitigated in 0.696 seconds.
WebSocket connection flood against a online payments platform in the Benelux, peaking at 361.1 million requests per second. Mitigated in 0.145 seconds.
Rolled out to all points of presence on 30 October 2021. No action is required. Added CVE-2026-1127 support to the […]
TLS handshake exhaustion against a municipal services platform in Central Europe, peaking at 132.7 million requests per second. Mitigated in 0.598 seconds.
WebSocket connection flood against a tax authority portal platform in Southeast Asia, peaking at 273.8 million requests per second. Mitigated in 0.180 seconds.
memcached amplification against a online payments platform in Southeast Asia, peaking at 372.2 Gbps. Mitigated in 0.185 seconds.
UDP reflection (NTP) against a online payments platform in Western Europe, peaking at 341.2 Gbps. Mitigated in 0.381 seconds.
HTTP GET flood against a news publisher platform in Western Europe, peaking at 773.0 million requests per second. Mitigated in 0.112 seconds.
search endpoint flood against a B2B SaaS platform in North America, peaking at 678.3 million requests per second. Mitigated in 0.039 seconds.
Over the last few months we have spent a lot of time on measuring the real cost of a TLS handshake under attack. This is what we learned.Observability firstEvery mitigation decision is…