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Networking & Internet

The most popular blog posts about networking & internet on Hacker News. 3,019 posts.

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1082

How Tailscale Works

Understand the entire Tailscale system, how it works, how we built it, and its benefits compared to legacy VPNs. Use this article as a guide to quickly build your own Tailscale replacement.

1092

WebDAV isn't dead yet

I should have titled this post “I hate S3”. 📢 What is the status quo? FTP is dead (yay), SFTP is too dependent on SSH and unix authentication. AWS made S3 pervasive and now every webapp that needs to store files assumes you’ll be able to connect it S3. This …

1093

Game servers: UDP vs TCP

When writing networked games, the question of UDP vs TCP will eventually come up. Typically you will hear people say things like: “Unless you’re doing action games, you can use TCP&#822…

1100

Reclaiming IPv4 Class E's 240.0.0.0/4

Ever since the supply of fresh IPv4 address blocks was depleted there has been a number of interesting market changes, mostly around the costs to either acquire or lease IPv4 address blocks. Since the demand for IPv4 addressing has not changed that much, prices have gone up, and more providers like AWS, Hetzner, OVH…

1103

About the Tailscale.com outage on March 7, 2024

On March 7, 2024, tailscale.com was unavailable for approximately 90 minutes due to an expired TLS certificate. We were able to identify and address the issue quickly, and the downtime was mostly limited to our marketing materials and documentation; still, we would like to explain exactly what happened, what the…

1107

Why 451?

Today, the IESG approved publication of “An HTTP Status Code to Report Legal Obstacles”. It’ll be an RFC after some work by the RFC Editor and a few more process bits, but effectively you can start using it now.

1109

Encrypted Client Hello

We're excited to announce a contribution to improving privacy for everyone on the Internet. Encrypted Client Hello, a new standard that prevents networks from snooping on which websites a user is visiting, is now available on all Cloudflare plans.