By Shu Hao Tung

Guest Post: In modern network architecture, we often assume that perimeter defences are robust enough to keep internal traffic secure. However, vulnerabilities inherent in the trust mechanisms of fundamental network protocols reveal that unencrypted tunnels can become fatal backdoors in enterprise intranets.

By Lyubomir Yanev

Guest Post: How does the scope of failure awareness affect routing performance and resilience in Low Earth Orbit satellite constellations?

By Sajidur Rahman Rabby

Guest Post: APNIC 2025 Fellow Rabby prepares future Fellows to make the most of their Fellowship experience by sharing what he learned during his time as an APNIC Fellow.

By Md Mahedi Hasan

Guest Post: After twelve days, and 63,247 attacks later, we are confident recommending some steps you can take to protect your own network.

By Timothy Hildred

'How to’ posts are a great way to learn how to use a new tool, troubleshoot problems, or perform advanced tasks. Here are the top three ‘how to’ posts of 2025.

By George Salisbury

The latest measurements on APNIC’s whois, RDAP, RPKI, IRR, and rDNS are now available.

By George Michaelson

Cloudflare looks at TCP flows as a 'man-in-the-middle' on your behalf, using a 1% global traffic sample to reveal session behaviour, congestion control, and surprising quirks of modern Internet connections.

By Geoff Huston

Geoff Huston explores changes to the stability of the routing system in 2025.