TheGentlemen Claims Kosmos as a Ransomware Victim

Summary

A ransomware.live monitoring post attributes a claim naming Kosmos to thegentlemen. The post says the claim is unconfirmed; it provides no incident details or evidence of compromise.

Key points

• The record names Kosmos, identified in the post as Franckh-Kosmos Verlags-GmbH & Co. KG, as the victim.
• The actor is identified as thegentlemen, and the post attributes the claim to the group.
• The post says the claim cannot be confirmed; no evidence of compromise or details about affected systems or data are provided.
• The record lists discovery on July 7, 2026, and publication on July 6, 2026.

Threat Actors

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