A security researcher commandeered a country’s expired top-level domain to save 
it from hackers

Fredrik Almroth thought the authorities would try to save the critical domain 
name. Nobody ever did.

Zack Whittaker@zackwhittaker / 7:00 AM EST•January 15, 2021

In mid-October, a little-known but critically important domain name for one 
country’s internet space began to expire.

The domain — scpt-network.com — was one of two nameservers for the .cd country 
code top-level domain, assigned to the Democratic Republic of Congo. If it fell 
into the wrong hands, an attacker could redirect millions of unknowing internet 
users to rogue websites of their choosing.

Clearly, a domain of such importance wasn’t supposed to expire; someone in the 
Congolese government probably forgot to pay for its renewal. Luckily, expired 
domains don’t disappear immediately. Instead, the clock started on a grace 
period for its government owners to buy back the domain before it was sold to 
someone else.

By chance, Fredrik Almroth, a security researcher and co-founder of 
cybersecurity startup Detectify, was already looking at nameservers of country 
code top-level domains (or ccTLDs), the two-letter suffixes at the end of 
regional web addresses, like .fr for France or .uk for the United Kingdom. When 
he found this critical domain name was about to expire, Almroth began to 
monitor it, assuming someone in the Congolese government would pay to reclaim 
the domain.

But nobody ever did.

By the end of December, the clock was almost up and the domain was about to 
fall off the internet. Within minutes of the domain becoming available, Almroth 
quickly snapped it up to prevent anyone else from taking it over — because, as 
he told TechCrunch, “the implications are kind of huge.”

< - >

https://techcrunch.com/2021/01/15/congo-comandeered/


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