Expert articles on web security, vulnerabilities, and best practices
Platform SecurityA secure login should change the security meaning of the session and usually its identifier. Learn how session fixation works, when IDs should rotate, what logout should invalidate, and how to test the lifecycle.
Platform SecurityLogin and SSO flows often carry a return destination. Learn how unsafe next, returnUrl, redirect, and callback parameters become open redirects, and how to constrain them safely.
Platform SecurityCOOP, COEP, and CORP control different browser relationships. Learn how they work together, what cross-origin isolation changes, what commonly breaks, and how to roll them out without guessing.
Platform SecurityShopify storefronts accumulate apps, pixels, tag-manager code, and theme JavaScript over time. Learn how to inventory browser-side trust, remove stale scripts, and verify the live storefront after changes.
Platform SecurityLearn what JavaScript source maps expose in production, when they become a security risk, how to audit deployed maps, and how to keep debugging useful without leaking unnecessary source context.
Platform SecurityLearn what server headers, framework markers, frontend metadata, error pages, and public assets reveal about a website, when disclosure matters, and what to fix first.
Platform SecurityLearn how .env files, .git directories, backups, debug files, logs, and deployment artifacts reach production, what they can expose, and how to prevent and validate leaks.
Platform SecurityLearn how to configure credentialed CORS safely, restrict trusted origins, handle preflight requests, protect cookies, and test cross-origin APIs without exposing user data.
Platform SecurityLearn where React, Next.js, Vue, and Angular protect against XSS by default, where escape hatches reintroduce risk, and how to test and remediate safely.
Platform SecurityLearn how DOM XSS works through browser-side sources and sinks, how to test it safely, how to remediate unsafe DOM flows, and how to verify the fix.