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The landing site for Trackr Services

AC

Ubuntu’s userns Mediation Is a Tripwire, Not a Wall

Ubuntu 24.04 enabled AppArmor mediation of unprivileged user namespaces by default, then Qualys published three ways around it. Here’s what the control actually stops, the audit chain that proves it fired, and how to detect abuse without flooding the SOC.

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AU

Device Code Phishing Lives in the Log Table You Don’t Ingest

Device code phishing produces a clean, MFA-satisfied sign-in on Microsoft’s own infrastructure — and most of the telemetry that betrays it sits in the Entra non-interactive log table teams drop to save money. Here’s where the detection actually lives, how the threshold flips between a Windows shop and a dev-heavy tenant, and the persistence artifacts the closeout always skips.

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AC

Countering Adversary AI Agents That Run the Whole Operation

GTG-1002 showed an AI agent running recon through exfiltration at machine speed across roughly 30 targets. A blue-team analysis of the behavioral tells, the identity and SIEM signals that expose autonomous operations, how to break the adversary’s loop, and where defensive AI agents help versus where the human-in-the-loop line stays.

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