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httpeople
@httpeople.bsky.social
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A curated selection of articles about Systems Programming, Cryptography, and Networking
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httpeople.bsky.social
Using XDP for Egress Traffic — loopholelabs.io/blog/xdp-for...
Using XDP for Egress Traffic
XDP only works for ingress. We found a loophole that lets it work for egress. Here's how we did the impossible.
loopholelabs.io
November 5, 2025 at 9:19 PM
httpeople.bsky.social
Measuring characteristics of TCP connections at Internet scale — blog.cloudflare.com/measuring-ne...
Measuring characteristics of TCP connections at Internet scale
Researchers and practitioners have been studying connections almost as long as the Internet that supports them. Today, Cloudflare’s global network receives millions of connections per second. We explo...
blog.cloudflare.com
November 3, 2025 at 8:49 PM
httpeople.bsky.social
Today I Learned: binfmt_misc — dfir.ch/posts/today_...
Today I learned: binfmt_misc | dfir.ch
Technical blog by Stephan Berger (@malmoeb)
dfir.ch
October 31, 2025 at 10:22 PM
httpeople.bsky.social
HTTPS by default — security.googleblog.com/2025/10/http...
HTTPS by default
One year from now, with the release of Chrome 154 in October 2026, we will change the default settings of Chrome to enable “Always Use Secu...
security.googleblog.com
October 29, 2025 at 7:15 AM
httpeople.bsky.social
The Journey Before main() — amit.prasad.me/blog/before-...
The Journey Before main() | Amit's Blog
amit.prasad.me
October 26, 2025 at 3:21 PM
httpeople.bsky.social
Why SSA? [compilers] — mcyoung.xyz/2025/10/21/s...
Why SSA? · mcyoung
mcyoung.xyz
October 22, 2025 at 8:46 PM
httpeople.bsky.social
Linux capabilities revisited — dfir.ch/posts/linux_...
Linux Capabilities Revisited | dfir.ch
Technical blog by Stephan Berger (@malmoeb)
dfir.ch
October 22, 2025 at 7:41 PM
httpeople.bsky.social
Solve the GPU Cost Crisis with kvcached — www.notion.so/yifanqiao/So...
Solve the GPU Cost Crisis with kvcached | Notion
— A library to enable virtualized, elastic KV cache for LLM serving on shared GPUs
www.notion.so
October 21, 2025 at 8:56 PM
httpeople.bsky.social
How to stop Linux threads cleanly — mazzo.li/posts/stoppi...
How to stop Linux threads cleanly
Stopping a Linux thread is a surprisingly annoying affair. In this post I present common pitfalls and some solutions -- although no truly satisfactory method exists.
mazzo.li
October 21, 2025 at 12:11 PM
httpeople.bsky.social
Entire Linux Network Stack Diagram — zenodo.org/records/1417...
Entire Linux Network stack diagram
Diagram of entire Linux Network Stack, including: Virtualization and Linux containers: Emulation and Paravirtualization. Network sockets. Network stack: Upper layer of Network stack (TCP, UDP). Low la...
zenodo.org
October 20, 2025 at 7:52 AM
httpeople.bsky.social
Wireshark 4.6.0 Supports macOS pktap Metadata (PID, Process Name, etc.) —
nuxx.net/blog/2025/10...
Wireshark 4.6.0 Supports macOS pktap Metadata (PID, Process Name, etc.) – nuxx.net
nuxx.net
October 14, 2025 at 4:30 PM
httpeople.bsky.social
README | HTTP/3 Explained — http3-explained.haxx.se
README | HTTP/3 explained
http3-explained.haxx.se
October 13, 2025 at 10:04 PM
httpeople.bsky.social
QUIC and the end of TCP Sockets - How User Space Transport Rewrites Flow Control — codemia.io/blog/path/QU...
Codemia | Master System Design Interviews Through Active Practice
codemia.io
October 9, 2025 at 2:11 PM
httpeople.bsky.social
Designing a Low Latency 10G Ethernet Core Part 1 (Introduction) — ttchisholm.github.io/ethernet/202...
Designing a Low Latency 10G Ethernet Core - Part 1 (Introduction)
View the code on GitHub
ttchisholm.github.io
October 9, 2025 at 12:39 PM
httpeople.bsky.social
io_uring is not an event system —
despairlabs.com/blog/posts/2...
io_uring is not an event system
I’ve been hearing about io_uring on and off for the last couple of years. Its a relatively new technology in Linux to allow high-performance IO with very few overheads. Whenever its been mentioned, it...
despairlabs.com
October 3, 2025 at 7:38 PM
httpeople.bsky.social
How I Block All 26 Million Of Your Curl Requests — foxmoss.com/blog/packet-...
How I Block All 26 Million Of Your Curl Requests
A journey in packet filtering
foxmoss.com
October 3, 2025 at 3:00 AM
httpeople.bsky.social
The phaseout of the mmap() file operation — lwn.net/SubscriberLi...
The phaseout of the mmap() file operation
The file_operations structure in the kernel is a set of function pointers implementing, as the [...]
lwn.net
September 29, 2025 at 10:53 PM
httpeople.bsky.social
Fast UDP I/O for Firefox in Rust — max-inden.de/post/fast-ud...
Fast UDP I/O for Firefox in Rust
Motivation Around 20% of Firefox’s HTTP traffic today uses HTTP/3, which runs over QUIC, which in turn runs over UDP. This translates to substantial UDP I/O activity. Firefox uses NSPR for most of its...
max-inden.de
September 27, 2025 at 12:35 AM
httpeople.bsky.social
Exploring GrapheneOS Secure Allocator: Hardened malloc — www.synacktiv.com/en/publicati...
Exploring GrapheneOS secure allocator: Hardened Malloc
Exploring GrapheneOS secure allocator: Hardened Malloc
www.synacktiv.com
September 25, 2025 at 12:06 PM
httpeople.bsky.social
The Most Powerful Ever? Inside the 11.5Tbps-Scale Mega Botnet AISURU -- blog.xlab.qianxin.com/super-large-...
The Most Powerful Ever? Inside the 11.5Tbps-Scale Mega Botnet AISURU
Overview Since 2025, peak bandwidth for global DDoS attacks has repeatedly broken historical records, rising from 3.12 Tbps at the start of the year to a staggering 11.5 Tbps recently. In multiple h...
blog.xlab.qianxin.com
September 24, 2025 at 2:03 AM
httpeople.bsky.social
Linux Ready To Upstream Support For Google's PSP Encryption For TCP Connections — www.phoronix.com/news/PSP-Enc...
Linux Ready To Upstream Support For Google's PSP Encryption For TCP Connections
Not to be confused with AMD's Platform Security Processor (PSP), but Google's PSP Security Protocol (PSP) for encryption in-transit for TCP network connections is now ready for the mainline kernel
www.phoronix.com
September 21, 2025 at 8:35 PM
httpeople.bsky.social
What Makes System Calls Expensive: A Linux Internals Deep Dive — blog.codingconfessions.com/p/what-makes...
What Makes System Calls Expensive: A Linux Internals Deep Dive
An explanation of how Linux handles system calls on x86-64 and why they show up as expensive operations in performance profiles
blog.codingconfessions.com
September 20, 2025 at 11:54 PM
httpeople.bsky.social
Computer Networks: A Systems Approach — book.systemsapproach.org/index.html
Computer Networks: A Systems Approach — Computer Networks: A Systems Approach Version 6.2-dev documentation
book.systemsapproach.org
September 18, 2025 at 10:57 AM
httpeople.bsky.social
New release: 8.0.0 with bonus project news — varnish-cache.org#new-release-...
Varnish HTTP Cache — Varnish HTTP Cache
varnish-cache.org
September 15, 2025 at 8:31 PM
httpeople.bsky.social
OCSP Service Has Reached End of Life — letsencrypt.org/2025/08/06/o...
OCSP Service Has Reached End of Life
Today we turned off our Online Certificate Status Protocol (OCSP) service, as announced in December of last year. We stopped including OCSP URLs in our certificates more than 90 days ago, so all Let’s...
letsencrypt.org
September 14, 2025 at 10:04 PM