Authorities Arrest Three Alleged KillSec Members and Seize Group’s Infrastructure

Summary
Authorities arrested three alleged KillSec members and seized the group’s leak site, domains and servers in Operation KillSwitch. Investigators say the group compromised about 500 organizations and recovered 110 terabytes of data.
Key points
- Authorities arrested KillSec’s alleged 16-year-old leader and two other alleged members.
- The international Operation KillSwitch involved 10 countries and private cybersecurity companies.
- Investigators seized KillSec’s data-leak site, gained control of domains and five central servers, and recovered 110 terabytes of data.
- Officials say KillSec compromised about 500 organizations since 2024, stealing sensitive data for extortion.
- Authorities searched eight residences in Spain, Greece, the United Kingdom and Romania; investigators are examining seized evidence for potential additional members.
- One alleged member, Fouad Eltibrizi, was arrested in the United Kingdom and awaits extradition to the United States. He faces a charge related to conspiracy to access computers without authorization.
Article Details
- Event Type
- International law enforcement operation involving arrests of three alleged KillSec members and seizure of the group’s infrastructure.
- Impact
- Authorities seized KillSec’s data-leak site, gained control of domains and five central servers, and recovered at least 110 terabytes of data. Investigators said the group had compromised about 500 organizations since 2024 and stolen sensitive data for extortion.
People
Threat Actors
Countries
GreeceOfficials from the United States and Europe searched eight residences in Spain, Greece, the United Kingdom and Romania, and investigators are looking through evidence seized during those raids to identify otherRomaniafrom the United States and Europe searched eight residences in Spain, Greece, the United Kingdom and Romania, and investigators are looking through evidence seized during those raids to identify other potentialSpainOfficials from the United States and Europe searched eight residences in Spain, Greece, the United Kingdom and Romania, and investigators are looking through evidence seized during those raids to identify otherUnited KingdomOne of the group’s accused members, Fouad Eltibrizi, was arrested Wednesday in the United Kingdom and awaits extradition to the United States, the Justice Department said.United StatesOne of the group’s accused members, Fouad Eltibrizi, was arrested Wednesday in the United Kingdom and awaits extradition to the United States, the Justice Department said.
