Three of the best: George Michaelson
In 2024, George Michaelson touched on topics ranging from news to explainers. Here are three of George’s best.
Tag: NTP
When NTP interactions go wrong
Guest Post: A walkthrough of an issue involving NTP interactions that resulted in severely incorrect dates.
When it’s not DNS, it’s probably NTP
An intriguing detective story about debugging a chain of problems.
NTP Pool: The Internet timekeeper
Guest Post: How does the NTP Pool map clients to NTP servers and how can it be improved?
Vale Dave Mills — Network Time Synchronization, Fuzzball router, network community leader
Emeritus Professor David Mills, University of Delaware, sadly passed away in January 2024.
RIPE 86 bites — what’s the time?
Building and operating a network service that provides a reference time source.
Publishing IPv6 NTP servers with DHCPv6
Guest Post: Learn how to navigate through the relevant RFCs associated with publishing IPv6 NTP servers with DHCPv6.
New DDoS classifiers for the DDoS Clearing House
Guest Post: Capturing DDoS characteristics with the Dissector.
DDoS hide and seek: on the effectiveness of a booter service takedown
Guest Post: Study investigates booter-based DDoS attacks in the wild and the impact of an FBI takedown.
Taking a closer look at the NTP pool using DNS data
Guest Post: About 3% of the domain names requested by the NTP pool are invalid, and almost all the invalid domain names have never provided time synchronization services.