TCP

July 01, 2022 2:00PM

In this post, we describe how we modified the Linux kernel to optimize for both low latency and high throughput concurrently...

By 
• Mike Freemon

March 19, 2022 5:01PM

A technical dive into traditional TCP proxying over HTTP...

By 
• Lucas Pardue
• ,  Christopher Wood

March 18, 2022 1:00PM

Starting today, you can build Zero Trust rules that require periodic authentication to control network access...

By 
• Kenny Johnson

February 02, 2022 9:53AM

Often programmers have assumptions that turn out, to their surprise, to be invalid. From my experience this happens a lot. Every API, technology or system can be abused beyond its limits and break in a miserable way...

By 
• Marek Majkowski

November 23, 2021 1:58PM

Announcing general availability of Argo for Spectrum, a way to turbo-charge any TCP based application....

By 
• Achiel van der Mandele

July 14, 2020 12:00PM

flowtrackd is a software-defined DDoS protection system that significantly improves our ability to automatically detect and mitigate even the most complex TCP-based DDoS attacks. If you are a Magic Transit customer, this feature will be enabled by default at no additional cost on July 29, 2020....

By 
• Omer Yoachimik

April 06, 2020 12:00PM

We were wondering - can we just enable Linux "conntrack"? How does it actually work? I volunteered to help the team understand the dark corners of the Linux's "conntrack" stateful firewall subsystem....

By 
• Marek Majkowski

January 14, 2020 4:07PM

At Cloudflare, we develop protocols at multiple layers of the network stack. In the past, we focused on HTTP/1.1, HTTP/2, and TLS 1.3. Now, we are working on QUIC and HTTP/3, which are still in IETF draft, but gaining a lot of interest....

By 
• Lohith Bellad
• ,  Junho Choi

January 08, 2020 5:08PM

Significant work has gone into optimizing TCP, UDP hasn't received as much attention, putting QUIC at a disadvantage. Let's explore a few tricks that help mitigate this....

By 
• Alessandro Ghedini