Web Security — AI App Security Resources

Distinct testing planes, evidence, coverage, and limitations assembled into a decision or report structure

Jul 17, 20266 min read

AI App Pre-Launch Security Checklist

Run an evidence-based pre-launch review across authorization, secrets, inputs, dependencies, deployment, agents, monitoring, recovery, and retests.

A sealed record chamber connected to a redacted sharing plane

Jul 17, 20266 min read

Privacy checklist for AI-built apps

Map personal data, purposes, retention, processors, user rights, deletion, and incident handling before an AI-built app reaches real users.

A scanner beam producing an evidence receipt for one inspected subject

Jul 17, 20267 min read

Secure an AI SaaS With Stripe

Secure Stripe billing with server-owned entitlements, raw-body webhook verification, idempotent processing, constrained keys, and failure-path tests.

A workflow crossing staged security gates and an exact approval lock before production

Jul 17, 20267 min read

Secure a Bolt App Before Launch

Identify the Bolt backend, protect server functions and webhooks, test database policy, and verify the published deployment.

A scoped identity and action path crossing rate, verification, and authorization checkpoints

Jul 17, 20267 min read

Stop Brute Force and Account Enumeration

Make authentication responses uniform, throttle online guessing by account and network signals, and test recovery flows safely.

Nested service modules contained inside a hardened platform boundary

Jul 17, 20267 min read

Secure Cloudflare Workers Built With AI

Treat Worker bindings as capabilities, keep secrets encrypted, constrain outbound fetch and caching, and verify routes with production-shaped Wrangler config.

Data signals entering a constrained execution funnel while other paths are blocked

Jul 17, 20266 min read

Command Injection in Agentic App Workflows

Remove unsafe shell boundaries from agent tools, constrain process arguments, and isolate the external commands that remain necessary.

Client requests crossing origin, protected transport, and capacity gates

Jul 17, 20267 min read

CORS for Vibe-Coded Apps

Replace wildcard or reflected origins with a minimal browser-sharing policy, correct credential handling, and cache-safe headers.

Jul 17, 20266 min read

CSRF Protection for Cookie-Based AI Apps

Protect cookie-authenticated state changes with framework controls or verified tokens, plus SameSite and Fetch Metadata layers.

An untrusted file or diagnostic channel isolated from executable and public-response space

Jul 17, 20267 min read

Remove Debug Routes and Verbose Errors

Stop production errors from exposing stack traces, paths, queries, and framework internals while preserving useful, access-controlled diagnostics.

A server request or path corridor crossing input, authorization, and destination-boundary rechecks

Jul 17, 20266 min read

Secure FastAPI Code Generated by AI

Separate Pydantic request validation from object authorization, then configure CORS, hosts, proxy trust, TLS, errors, and API documentation.

A restricted route passing through two policy locks

Jul 17, 20266 min read

Secure Firebase Rules and Storage

Design Firebase security as separate identity, authorization, app-attestation, and abuse-resistance layers, then test Firestore and Storage rules locally.

Duplicate and scanner receipts normalized into one versioned inspection result with visible coverage limits

Jul 17, 20266 min read

Idempotency and Replay Protection for SaaS

Make retries and duplicate webhooks safe with durable operation keys, canonical request binding, atomic state changes, and stored results.

Untrusted request shapes narrowing through a strict parser

Jul 17, 20266 min read

Input Validation for AI-Generated APIs

Define strict server-side request schemas, reject unknown and oversized data, and enforce business invariants before processing.

A protected data chamber separated from an external assistant path

Jul 17, 20266 min read

Secure a Lovable App Before Launch

Review a Lovable app across its public frontend, Edge Functions, database RLS, authentication, scans, and publish settings.

Jul 17, 20266 min read

Prevent Mass Assignment in CRUD APIs

Stop request bodies from changing roles, owners, prices, and workflow state with operation-specific schemas and explicit data writes.

A sealed build artifact moving through a controlled deployment corridor

Jul 17, 20266 min read

Secure a Next.js App Generated by AI

Treat every callable Next.js server entry as an API, centralize authorization in a server-only data layer, and minimize data sent to the browser.

Untrusted output crossing layered browser response controls

Jul 17, 20266 min read

Secure Node and Express APIs Generated by AI

Build an ordered Express request contract, authorize resources at every route, and verify proxy, session, limit, error, and dependency settings.

A scoped session path crossing validation checkpoints into a host-bound chamber

Jul 17, 20266 min read

Secure OAuth Redirects and Callbacks

Secure OAuth redirects with exact registration, transaction-bound callback state, PKCE, issuer checks, and a strict code exchange.

Jul 17, 20266 min read

Prevent Path Traversal in Generated File Code

Keep file reads, exports, and archive extraction inside a trusted directory with canonical containment checks and safer identifiers.

A changed or placeholder component retested while a false-success path stops before durable state

Jul 17, 20267 min read

Find Placeholder Logic and Silent Failures

Find generated code that reports success without completing the promised work, then verify durable state, failure behavior, and a fresh retest.

Jul 17, 20266 min read

Rate Limiting for AI Apps

Design endpoint-specific rate, concurrency, payload, queue, and cost limits for AI APIs without trusting a single weak identifier.

A dependency lattice connected by version rings and provenance joints

Jul 17, 20267 min read

Secure React Frontends Without Trusting the Browser

Use React's rendering protections correctly while keeping authorization, secrets, sensitive data, and side effects behind verified server boundaries.

A processing core inside an isolation chamber with one filtered egress path

Jul 17, 20267 min read

Secure a Replit App Before Launch

Separate Replit Preview from production, choose the right deployment, protect secrets and APIs, and inspect live response headers.

Jul 17, 20266 min read

SAST vs DAST vs SCA for AI-Built Apps

Compare the evidence, timing, targets, and blind spots of SAST, DAST, and SCA, then combine them into a practical release workflow.

Jul 17, 20267 min read

Secure File Uploads in AI-Built Apps

Build a staged upload pipeline with early size limits, server-generated names, content checks, quarantine, and private delivery.

A browser plane outside a sealed server chamber with one controlled opening

Jul 17, 20266 min read

Secure public AI API endpoints

Protect public AI APIs with object authorization, bounded work, cost controls, constrained tools, safe output handling, and tested failure paths.

Jul 17, 20266 min read

Secure Session Cookies

Configure host-scoped session cookies, choose SameSite deliberately, rotate identifiers, and test server-side expiry and revocation.

Jul 17, 20266 min read

Security Headers Every AI-Built App Needs

Build browser security headers from application behavior, stage CSP safely, and verify policies by route instead of chasing a score.

Trusted evidence converging on a controlled decision core with scoped action and release paths

Jul 17, 20266 min read

Build a Go / No-Go Security Launch Gate

Turn scoped security evidence into an accountable go, conditional, no-go, or not-evaluated decision with owners and rollback readiness.

A monitoring path feeding a recovery loop around a production core

Jul 17, 20266 min read

Security Monitoring and Alerts Before Launch

Define security events, route actionable alerts to an owner, and test the complete monitoring path before an AI-built app launches.

Jul 17, 20267 min read

Keep PII and Secrets Out of Logs

Prevent PII, tokens, prompts, and request data from entering logs through source minimization, field allowlists, tested redaction, and retention controls.

Jul 17, 20267 min read

SQL Injection in AI-Generated Code

Replace interpolated SQL values with bound parameters, map dynamic identifiers from allowlists, and test query builders safely.

Jul 17, 20266 min read

SSRF Protection That Resolves DNS

Bind URL validation to DNS resolution and the connection, recheck redirects, block private destinations, and restrict egress.

Jul 17, 20266 min read

Verify Stripe Webhook Signatures

Verify Stripe against the exact raw request body and the correct endpoint secret before parsing events or changing application state.

Separate tenant chambers divided by a narrow translucent data gate

Jul 17, 20266 min read

Secure Supabase Auth, RLS, and Service Keys

Secure the Supabase access chain from API grants and row-level security through user JWTs, server-only privileged keys, views, and functions.

Jul 17, 20266 min read

TLS and Mobile Transport Security

Remove cleartext exceptions from mobile releases, test the real networking stack, and verify certificates, redirects, and backend TLS.

A provenance chain crossing an approval checkpoint into a sealed build

Jul 17, 20266 min read

Secure a v0-Generated App

Trace a v0 app from generated code through Next.js server boundaries, Vercel previews, environment variables, and the deployed site.

Jul 17, 20267 min read

Secure Vercel Deployments and Preview URLs

Treat every Vercel preview as a live environment, then control deployment access, variables, data, bypass secrets, callbacks, and retirement.

Jul 17, 20267 min read

XSS in AI Apps That Render Markdown or Model Output

Trace untrusted Markdown and model output through parsing, sanitization, DOM insertion, CSP, and safe local verification.