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Listed on a ransomware leak site

proton-system_Serbia

proton-system.com

proton-system_Serbia was listed on the INC Ransom leak site on Jan 3, 2026. Information as of Oct 19, 2026.

Country: SerbiaIndustry: Technology
Updated continuously · figures as of Oct 19, 2026
Claimed by
INC Ransom
First listed
Jan 3, 2026
Claims recorded
1

Leak-Site Claim.

INC RansomConfirmed claim
Posted on the leak site
Jan 3, 2026
Collected by Brandefense
Apr 3, 2026
Data claimed
130 GB
Leak-site post text, written by the group
Website - [removed] [removed] Despite repeated attempts to convince the organization's management to prevent the leak, we were completely ignored. People who have been affected by the publication of their personal data should understand that [removed] is only interested in making money off you; they do not ensure the safety of their customers and employees. Proton System has two days to continue negotiations, otherwise more than 130 GB of personal data will be made public. ----- About Proton System Proton System is a leading company in the region that specializes in the representation…

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Figures as of Oct 19, 2026. Confirmed leak-site claims collected by Brandefense technologies and validated by Brandefense analysts.

Listed on a leak site means a ransomware group has claimed the company; it is not a confirmed breach. To request a correction or removal, contact Brandefense.