#http

Our login codes go out through an SMS provider. When we send too fast it answers 429 with a...

GET and Range Reads Inside Lioran S3 Writes get most of the dramatic engineering...

I've been writing a checker that looks at the website a local business lists (salons, barbers,...

Independent technical analysis of CVE-2026-88773 in Citrix NetScaler ADC and Gateway.

A simple, developer-friendly guide to HTTP/1.1, HTTP/2, HTTP/3, TCP, QUIC, multiplexing, head-of-line blocking, and why HTTP/3 changes the transport layer.

Type a URL, hit enter, a page appears. Between those two moments is DNS, TCP, TLS, and an HTTP request/response. Here is what actually happens.

Draw HTTP the way most people first learn it and you get one arrow going out and one coming...

/health returns 200 because the process is alive, so the load balancer keeps routing traffic to an instance that cannot reach its database. Liveness and readiness are not the same check.

Measured: conditional GETs through rotating proxy exits. A 304 saves body bytes but pays the full TCP+TLS tax per request - here is how to price that trade before your next crawl.

Have you ever wondered what actually happens when you see the 🔒 padlock in your browser? 𝗛𝗧𝗧𝗣 and...

How this was measured On 2026-09-30 we requested four entry URLs for each of the same 78...

Jira Cloud answers 303, Confluence 302. A 301/302-only follower writes zero bytes and Jira accepts the empty upload with 200. Measured, with the fix.