feature-flags
Safeguard articles tagged "feature-flags" — guides, analysis, and best practices for software supply chain and application security.
6 articles
Silent Configuration Drift Between Environments
A feature flag left on in staging and off in production, an environment variable raised during an incident and never reverted, a database-backed setting edited by hand. None of these show up in a code diff, and each one is a way two environments that are supposed to be identical quietly stop being identical.
Your Feature Flag Targeting Rules Are Visible in the Browser
To evaluate flags locally, the client-side SDK needs the targeting rules: which accounts get the enterprise preview, the pricing tier conditions, the churn-risk exclusions. Open the network panel and anyone can read all of it.
A Feature Flag That Disables a Control Is a Control You Do Not Have
Added during an incident to skip a validation or bypass a limit, intended to be reverted that afternoon, and nothing reminds anyone. It lives in a system with weaker access control and no change record than your permission model.
You Cannot Patch a Mobile App Quickly, So Build the Kill Switch First
Server-side remediation is a deployment. Mobile remediation is a distribution problem with a tail you do not control, and a share of your install base will still be running the vulnerable version next year.
Death by a Thousand Tools: Governing an MCP Server at Scale
A 900-tool MCP server is powerful and terrifying in equal measure. The answer isn't fewer tools — it's per-tenant governance, where each capability is off until an admin turns it on.
Feature Flags Security Implications
Understanding the security risks of feature flag systems and how to prevent unauthorized flag manipulation, data exposure, and configuration drift.
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