Cloudflare measures TCP
Cloudflare looks at TCP flows as a ‘man-in-the-middle’ on your behalf, using a 1% global traffic sample to reveal session behaviour, congestion control, and surprising quirks of modern Internet connections.
Tag: TCP
Fast UDP I/O for Firefox in Rust
Firefox has implemented fast UDP I/O in Rust. Why does it matter?
[Podcast] Faster Network design with simpler hardware: TCP Flow control and ECN
Geoff Huston discusses AusNOG 2025, and his measurement of ECN
Measuring Explicit Congestion Notification
Where does Explicit Congestion Notification (ECN) fit into TCP congestion control on the public Internet? The data shows it in very specific places, like the networks of AI data centres.
Decoding TCP SYN for stronger network security
Guest Post: How honeypot data can reveal network risks through header-only analysis of TCP SYN segments.
Off-path TCP hijacking in NAT-enabled Wi-Fi networks
Guest Post: New off-path TCP hijacking attack in Wi-Fi networks that exploits vulnerabilities in the NAT mapping strategies of routers discovered.
A transport protocol’s view of Starlink
How TCP interacts with the characteristics of the Starlink service.
[Podcast] Measuring Starlink TCP performance
Geoff Huston explores the performance of the BBR and Cubic flow control algorithms on the Starlink network through comprehensive measurements.
[Podcast] Low Earth Orbit and the TCP congestion control problem
Geoff Huston discusses LEO satellites and TCP congestion control.
The game of Dominoes and TCP/IP
Guest Post: Using dominoes to understand the complexities of TCP/IP.