16-year-old suspected leader of KillSec ransomware group arrested

Reported by Help Net Security (Sinisa Markovic)

Summary by Cyber Security News1 Oct 2026, 15:59 CET

About this summary. This is a short excerpt from the description that Help Net Security published with its article. Cyber Security News did not report or verify the underlying story. Read the original: https://www.helpnetsecurity.com/2026/10/01/killsec-ransomware-16-year-old-main-operator-arrested/

A 16-year-old is suspected of being the main operator of KillSec, a ransomware group that Eurojust says is responsible for almost 1,000 attacks worldwide. Seizure notice (Source: Eurojust) According to Eurojust, KillSec has been active since 2024. The group got into organizations’ systems by exploiting poorly secured access, particularly access linked to cloud storage.

Read the full article at Help Net Security →