Best of 2021

The blog posts Hacker News loved most in 2021. 119 posts.

Networking & Internet
97

Building a Space-Based ISP

There are requirements that make software engineers sweat. Massive distribution to thousands of nodes. High reliability and availability. Multiple distinct platforms. Rapid network growth. This is the world SpaceX’s Starlink program, which has set a goal to provide high-speed broadband internet to locations where…

112

Helping to secure internet routing

The internet works reliably, in large part, on the basis of a key technology called Border Gateway Protocol (BGP). BGP is a means by which all junction points on the internet (routers) communicate with each other to dynamically establish the correct (and correctly weighted) paths that network packets should follow to…