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Request to Update the AWS RDS Review Workflow in CSPM

· 3 min read
Yoshiaki Matsutomo
Software Engineer @ GMO Flatt Security Inc.

Due to express configuration, a way of creating Aurora clusters without a VPC that AWS introduced in March 2026, we identified that the managed review item "Ensure that RDS instances are deployed in a VPC" (RDS.18) provided by Flatt Security could not judge instances in this configuration correctly.

We have published a workflow that addresses this issue, so please update yours.

Bot Trust Conditions Now Support Custom OIDC Providers

· 3 min read
Takashi Yoneuchi
CTO @ GMO Flatt Security Inc.

Bot trust conditions now accept ID tokens from any identity provider that complies with OIDC Discovery, not just GitHub Actions and GitLab CI.

Self-hosted CI/CD systems such as Jenkins, Buildkite, and CircleCI, another cloud's workload identity federation, GitHub Enterprise Server, and self-managed GitLab can all sign in as a bot without a static API key.

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Custom OIDC provider support is currently in beta. Specifications and behavior may change without prior notice.

Takumi AI Penetration Testing Availability Expanded

· 2 min read
Tsubasa Umeuchi
Software Engineer @ GMO Flatt Security Inc.

We are expanding access to AI Penetration Testing, which we began rolling out on June 15, 2026, to more customers. The feature verifies whether a given objective is achievable, from the perspective of a real attacker.

Set a target and a concrete objective — such as accessing user data — and Takumi autonomously chains reconnaissance, vulnerability discovery, and exploitation.

The feature is not yet available to all customers, so if you'd like to use it, register from the application page.

AI Penetration Testing Availability Expanded

Takumi Images Beta Released

· 3 min read
Takashi Yoneuchi
CTO @ GMO Flatt Security Inc.

Takumi Images is now available in beta. It provides maintained container images that are continuously rebuilt and scanned so your applications can start from base images where known vulnerabilities have already been addressed.

The images are published through the OCI registry images.flatt.tech.

Takumi Images

Takumi Runner Trace Search Released

· 3 min read
Rio Nishimori
Software Engineer @ GMO Flatt Security Inc.

Takumi Runner now lets you search the trace data it has collected over a date range you specify. Previously you could only search the trace data of a single job, but with this search feature you can detect suspicious activity across every job within a given period.

This page also walks through how to use the search feature with real-world examples, such as the axios supply chain attack in March 2026. See Examples below.

Takumi Guard: Redesigned Log Browser

· 2 min read
Deividas Turskis
Software Engineer @ GMO Flatt Security Inc.

The Takumi Guard log viewer has been rebuilt as a single, unified Log Browser that replaces the previous log search page. Search a package, browse recent activity across your organization, group installs by repository, workflow, or user, and share a link to exactly what you are looking at.