Turla turned a Kazakh mail server into its own command post

ESET found a modular .NET toolset it calls Cereal on Microsoft Exchange servers at government bodies in Kazakhstan and Romania, with the main backdoor quietly turning each victim's mail server into the attacker's command server.

The Latest

Breaking News and Alerts

US agencies put refrigeration controllers on the critical list

Five US agencies say attackers are tampering with the temperature controllers behind grocery cold rooms, hospital pharmacies and refrigerated trucks, pushing units into heating cycles that ruin stock and create fire hazards. The November 9 advisory from CISA, the FBI, HHS, USDA and the Department of Transportation stresses basic hardening and taking panels off the internet.

Spotlight

Cybersecurity Profiles and Stories

APT hard link flaw lets an on-path attacker swap root packages

Debian and Ubuntu have patched CVE-2026-109518, a package manager flaw that lets on-path attackers substitute code and get root.

Most repository tokens never expire and agents are holding them

A BlueFlag AI survey found non-human identities outnumber developers eight to one, with almost all repository tokens lacking an expiry date.

Artex is now a criminal tool and the targets are bank tenants

Microsoft says a financially motivated group is running the agentic pentest framework against web apps, then planting open-source RATs on what it breaks.

Seventy minutes of poisoned updates put root on 2,950 hosting servers

Attackers turned OpsShield's own signing keys against its customers, shipping a malicious cPGuard build that ran with full privileges.

Features

Research and Thought Leadership