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ossistemes.com
Claimed victim
1 group·1 claims·2026-05-10
Claimed by
2026-05-10
OS Sistemes is a tech company that helps businesses bring their digital projects...
Refs ↗https://www.ransomlook.io/leaks/6a003ae62b391873c7dd53f8 Groups publish these on their own leak sites. A claim is not a confirmed breach — treat every entry as an assertion, not a fact.