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Tag

#HTTP/3

2 stories taggedHTTP/3.

Network traffic visualization showing small incoming data streams being massively amplified through CDN infrastructure, with traffic graphs spiking dramatically
Vulnerabilities

The 'CDN Tsunami' Attack Turns a Trickle of Traffic Into a Flood at the Origin

Researchers show how the way big content delivery networks translate modern HTTP/3 requests into older HTTP/1.1 can multiply a small attack stream by up to 350 times against the website behind them.

3 min read
Illustration: a dim server room with a single rack illuminated in red emergency
Vulnerabilities

Unpatched Flaw in Alibaba's XQUIC Lets Anyone Crash HTTP/3 Servers With 260 Bytes

FoxIO researcher Sébastien Féry disclosed the bug on 8 July. There's no fix, no login required, and no malformed packets involved.

3 min read
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