Jozef Stefan Institute (IJS)

Jozef Stefan Institute (IJS) was compromised in a ransomware attack attributed to coinbasecartel in May 2026. The organization, operating in the Education sector in SI, was added to the group's data leak site as part of an extortion campaign.

coinbasecartel operates as a financially motivated ransomware-as-a-service (RaaS) operation, exfiltrating sensitive data and threatening public disclosure to pressure victims into paying ransom demands.

[AI generated] Jozef Stefan Institute (IJS) is Slovenia's leading research institution, headquartered in Ljubljana. It operates across multiple scientific disciplines including physics, chemistry, biochemistry, electronics, information technology, and environmental sciences. Founded in 1949, it conducts fundamental and applied research, hosts numerous national and international projects, and collaborates with academic and industrial partners. It also plays a key role in educating postgraduate researchers in Slovenia.