Workshop · Oct 19

Agents hunting Agents: spot malicious AI agents with Vigil, hands-on in Menlo Park. Register now

Vigil SOC Blog

Built in the open.

Research, tutorials, and updates from the Vigil SOC community — written by the engineers, researchers, and builders who are defining AI-native security operations.

Engineering by John Van Lowe
VigilSOC 0.7.0 is Live: Sigma Lint & Replay, SIEM Federation, and Another Step Toward 1.0

VigilSOC 0.7.0 is live on GitHub — introducing Sigma rule linting and replay, expanded SIEM federation over Elastic/Wazuh and OpenSearch, critical audit and response correctness fixes, and a big sh...

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Engineering by John Van Lowe
VigilSOC 0.6.0 is Live: Contract Stability, Fixed Helm Deployments, and the Ramp to 1.0

VigilSOC 0.6.0 is available on GitHub — featuring frozen /api/v1 contracts and MCP tools, fresh container images resolving 0.5.0 Helm permissions, episodic memory, shadow adjudication, the kickoff ...

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Engineering by Sam Armstrong
Yet another software factory (and why we built ours the way we did)

Everyone is building a software factory right now. Here is the one we built to develop Vigil, the opinions baked into it, and what has surprised us so far.

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Research by Mayank Kumar
Lessons learned from building a harness for cyber security

When and how to use code for controls - how my experience in building models led us to design an apparently new approach

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Engineering by John Van Lowe
VigilSOC 0.5.0 is Live: Key Upgrades, Contributor Shoutouts, and Community Office Hours

VigilSOC 0.5.0 is available on GitHub — with faster event processing, an expanded rule engine, cleaner CLI and APIs, and a stack of stability fixes. Plus contributor shoutouts, new Community Office...

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Engineering by John Van Lowe
Shipping Fast, Breaking Less: A Vigil SOC Summer Update

The repo is moving at its highest pace ever, the core is refactored and spec-aligned, and MCP's new 2026-07-28 release turned our biggest pre-1.0 risk into a 12-month safety net along with a statel...

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Research by Sam Armstrong
What Does an Optimized Agent Harness Look Like in Security?

A task-shaped patching harness and one validation-feedback round improved a local PatchEval result by roughly 25 percentage points while keeping model costs low.

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Community by Vigil SOC Team
Welcome to the Vigil SOC Blog

Introducing the Vigil SOC blog — a space for the open source AI SOC community to share research, tutorials, and updates on AI-native security operations.

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