SKK Networks Sp. z o.o. and UNICARD Systems Sp. z o. o. and SKK SA
DeadlockThis record tracks a ransomware attack claimed by the Deadlock group against SKK Networks Sp. z o.o. and UNICARD Systems Sp. z o. o. and SKK SA. It collects the publicly disclosed attack details — sector, location and timeline — as published on the operator's leak site and indexed by Breach House.
Window Zero
EXPOSURE GAPWindow Zero is the time the breach stayed in the open before anyone said so — the gap between when the attack was first discovered on the operator's leak site (t1) and when it was publicly disclosed (t2). The wider this window, the longer victims, staff and customers were exposed with no warning.
Attack Summary
SKK Networks is a specialized IT infrastructure provider based in Kraków, Poland, that designs, builds, and maintains professional LAN and WLAN networks. They focus on creating high-performance connectivity solutions for challenging environments like high-bay warehouses, cold storage facilities, and industrial plants. Unicard Systems is a Polish manufacturer and integrator of security and building automation systems with over 30 years of experience. Based in Kraków, the company specializes in designing and implementing proprietary hardware and software solutions for business and public infrastructure. SKK Labels , a prominent Polish label manufacturer and printing company based in Kraków. With over 30 years of experience, the company provides comprehensive product marking solutions across various industries, including pharmaceutical, automotive, and logistics.
Leak Screenshots
SAMPLEProof-of-breach screenshots the operator posted from the stolen data. Previews are redacted and locked — the originals are available on HaveIBeenRansom.