Securie site index

Every public Securie security resource in one place: tools, guides, CVEs, leak playbooks, comparisons, checklists, research, legal pages, and disclosure documents.

Core

Product, research, and company pages.

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Guides

Deep dives on the bug classes modern production apps actually ship.

All guides Supabase RLS misconfiguration — detect, exploit, and fix Broken Object-Level Authorization (BOLA) in Next.js apps Insecure Direct Object Reference (IDOR) — what it is and how to prevent it Leaked API keys in Next.js — the most common vibe-coded mistake Prompt injection in AI apps — how attackers hijack your agents Vibe coding security risks — the 2026 field guide Rate limiting in Next.js — the correct way in 2026 Webhook signature verification — Stripe, GitHub, Clerk, everyone CORS misconfiguration — how `Access-Control-Allow-Origin: *` breaks your app Secure cookies in Next.js — HttpOnly, Secure, SameSite explained Secure file uploads in Next.js — content type, size, storage, serving SSRF prevention in Node.js — validate the resolved IP, not the URL string SQL injection prevention in Node.js — parametrize everything CSRF protection in Next.js — when you need it, when you don't XSS in React — dangerouslySetInnerHTML and the specific bugs we see JWT verification — the five ways apps get it wrong Secrets management — where to actually store your API keys Security headers for Next.js — CSP, HSTS, and the full list OAuth + OIDC security — the PKCE and state checks you cannot skip Password hashing — Argon2id is the answer, here is how API key rotation — how to rotate without downtime Session security — revocation, idle timeout, rotation CCPA / CPRA for SaaS — what you actually have to do Next.js Server Actions security — the bugs everyone ships and the fixes The Supabase service-role key — when to use it, when not to, and how it leaks Vercel environment variables security — the rules and the leaks MCP server security — scope, tool surface, and the prompt-injection routing problem How to security-review AI-generated code (the 5 patterns to look for)How to secure your MCP server — fingerprint pinning, scope locks, rug-pull defense Defending MCP agents from indirect prompt injection (2026 playbook)Detecting MCP server rug-pulls — when the tool catalog mutates after install How Securie validates every MCP tool dispatch CSRF protection on Next.js Server Actions Server Action auth guard — every Server Action needs session check Environment variable hygiene — Vercel / Netlify / Fly / Railway Supabase Storage bucket RLS — buckets need policies too Preventing runaway OpenAI / Anthropic bills — spend caps + rate limits + monitoring Rate-limiting paid-API routes — Upstash, Cloudflare, edge-native Securing Stripe webhooks — signature verification + idempotency JWT verification with explicit algorithm pin — defense against alg-confusion Using Supabase anon key safely — RLS-protected access only Preventing prompt injection in LLM features — Llama Guard 4 + sanitization Hallucinated package names in AI-generated code — detect, prevent, and recover The lethal trifecta for AI agents — why three capabilities together turn agents into weapons OWASP LLM Top 10 — the 10 most critical risks for LLM-powered applications (2025)AI red teaming for production agents — continuous CI gate + quarterly manual engagement Dependency scanning for AI-built apps — what to scan, what to block, what to ignore

Questions

Exact-match answers for founder security searches.

All questions Is my Supabase public?How do I check if my API key leaked on GitHub?What happens if my Stripe key leaks?How do I rotate an OpenAI API key after it leaks?Is Lovable secure?Is Bolt.new secure?Will my Lovable app get hacked?How do I know if my website is secure?What is Supabase RLS and do I need it?Is AI-generated code safe?How do I secure a Next.js app?Is my Next.js app vulnerable to CVE-2025-29927?Can ChatGPT hack my app?What do I do after a data breach at my startup?Is my Firebase public?How do attackers find leaked API keys?What is a CSP header and do I need it?Do I need a WAF?How much does a pentest cost?Should I use Clerk or Auth0?Can I get sued for a data breach?What security does my SaaS actually need?How do I fix a Supabase leak?Is my Vercel deploy leaking secrets?What is a bug bounty?What are the best security tools for indie developers in 2026?Should I use passkeys for my app?Is my password leaked?What is a 2FA bypass attack?How do I add rate limiting to my Next.js app?What should I put in my security.txt file?How do I audit an AI agent's security?Do AI coding tools expose my private code?What is shadow AI?My Lovable app got hacked, what do I do?I pushed my .env file to GitHub. How do I fix it?My users can see other users' data. How do I fix it?Can people change the user ID in a URL to log in as another user on my app?My app sends a password reset link to any email I type. Is that bad?My Supabase anon key is in my client-side code. Is that bad?I'm seeing weird charges on my Stripe. Did I get hacked?A hacker emailed me demanding payment or they'll leak my data. What do I do?Is it safe to launch my Bolt app to paying customers?Can I get sued for security bugs in AI-written code?My buyer asked if my app is secure. What do I say?Why can my regular users see my admin page?Someone made an account on my own site with my email address. Is that bad?Someone posted my app's data online. What do I do?What happens if my OpenAI API key leaks?Is it safe to go viral with my vibe-coded app?I got a GitHub secret-scanning alert. How bad is it?My old Replit deployment still has my data. How do I delete it?Do I have to tell my users if my app got breached?Can hackers use my AI chatbot to actually cause damage?What's a zero-day and should I worry about them?How do I check my Lovable app for Supabase RLS bugs myself?I forked a popular vibe-coding template. Is it secure by default?How do I know if someone is actively hacking my app right now?What is MCP tool poisoning?How do I prevent MCP prompt injection?Is MCP safe to use in production?What is an MCP rug pull?Do I need MCP security software?What is an AIBOM?Is it safe to give Cursor my database credentials?Should I let Claude Code push directly to my repo?How much does an OpenAI key leak cost on average?What is LLMjacking?Can an AI agent delete my database?How do I rotate a leaked Supabase service-role key?Is Cursor allowed to train on my code?Is Claude Code allowed to train on my code?How do I protect against LLM prompt injection?How do I prevent runaway OpenAI bills?Is vibe-coded software secure by default?Should I use Vercel or Netlify for security?Do I need a pentest before launch?What is a 'prove-don't-flag' scanner?How do vibe-coding platforms handle security by default?What's the difference between Snyk and Securie?Do I need RLS on every Supabase table?How many times can an attacker try to guess an ID before I detect?What's the blast radius of a leaked Stripe key?What's the blast radius of a leaked Supabase anon_key?Should I trust an MCP server from GitHub?

CVEs And Leaks

Plain-English vulnerability notes and credential rotation playbooks.

Comparisons And Alternatives

Head-to-head pages for existing security tools.

Stacks And Integrations

Framework, platform, and integration-specific security pages.

Securie for Next.js Securie for Supabase Securie for Vercel Securie for Astro Securie for Remix Securie for SvelteKit Securie for Nuxt Securie for Hono Securie for FastAPI Securie for Django Securie for Ruby on Rails Securie for Firebase Securie for Clerk Securie for TanStack Start Securie for Phoenix LiveView Securie for Rails 8 Securie for Laravel 12 Securie for Django REST Framework All stack playbooks Next.js + Supabase + Vercel security — the 2026 playbook Next.js + Postgres security — direct-to-database architecture Remix + Supabase security — loader / action model SvelteKit + Supabase security — +page.server.ts and form-actions Next.js + Clerk security — auth as a service Next.js + Firebase security — rules-first architecture Astro + Turso security — edge-SQL architecture Remix + PlanetScale security — MySQL-at-scale architecture Nuxt + Firebase security — Nitro server + Firestore rules Hono + Cloudflare D1 security — edge-native SQL stack Astro + Turso + Cloudflare Pages security playbook Remix + Postgres + Fly.io security playbook Bolt.new + Firebase security playbook Lovable + Supabase security playbook (post April 2026 BOLA breach)FastAPI + Postgres + Render security playbook Rails 8 + Postgres + Render security playbook SvelteKit + PlanetScale + Vercel security playbook Nuxt 3 + Drizzle + Vercel security playbook Phoenix LiveView + Postgres + Fly.io security playbook All integrations Securie for GitHub — auto-scan every pull request Securie for Vercel — pre-deploy security gate Securie for Slack — incident + finding notifications Securie for Discord — bot for indie founders Securie MCP Server — agent-native security Securie for Supabase — RLS validation + migration scanning Securie for GitHub Actions — CI-native security gate Securie for Cloudflare — Workers + Pages scanning Securie for Netlify — function + env scanning Securie for Claude Code — security-aware agent loop Securie for Cursor — security review in your editor Securie for Sentry — runtime exception correlation Securie for Cline — security review for autonomous-agent code edits Securie for Windsurf — Codeium's editor + Securie's prove-don't-flag scanner Securie for Zed — sandbox-verified findings on Zed-edited PRs Securie for Continue — autonomous-coding security for the open Continue.dev plugin Securie for GitHub Copilot — security review of Copilot-generated code Securie for Cody — security guardrails for Sourcegraph Cody-generated code Securie for Tabnine — sandbox-verified findings on Tabnine-completed PRs Securie for Lovable — RLS audit + secret scan + BOLA gate for $6.6B-platform apps Securie for Bolt.new — secret scan + auth specialist for AI-prototyped apps Securie for v0 — sandbox-verified BOLA + Server-Action auth on v0 output Securie for Replit — agent scope safety + production-DB protection (post-Lemkin)

Audiences And Scenarios

Pages for founder profiles, incidents, and security panic moments.

All audiences Securie for vibe coders — ship AI-built apps safely Securie for non-technical founders — security without code Securie for solo founders — a security team that's 1/20 your size Securie for first-time founders — your security co-founder Securie for AI app builders — LLM, agent, and RAG security Securie for designers who code — security without engineering Securie for bootstrapped founders — security without outside funding Securie for Vercel — security gating on every deploy Securie for Supabase — sandbox-verified RLS, auth, and secret checks Securie for AI-coding-assistant users — catch the bugs your AI tool misses Securie for founders shipping Claude Code projects Securie for mobile developers going to production Securie for enterprise evaluators Securie for AI app builders on Bolt.new Securie for fractional CTOs with multi-startup portfolios All scenarios My API key leaked on GitHub — what do I do?My Supabase database might be public — how do I check?Someone tweeted that my app is leaking data — what do I do?My app just hit Hacker News / Product Hunt — am I about to get breached?My OpenAI bill hit $12,000 overnight — how?I don't know if my app is safe — where do I start?All my code was written by AI — how do I trust it?My AI agent just deleted my production database — what do I do?My Lovable app might be exposing customer data — how do I check?My Cursor / Claude Code leaked my Anthropic key — what now?I'm launching on Show HN tomorrow — am I going to get attacked?My Stripe test key is in production — payments are failing for real customers My Vercel account just got hijacked — what do I do?I installed a malicious MCP server — is my agent compromised?Incident postmortems Moltbook — 1.5M API keys exposed via Supabase misconfiguration SaaStr production database wiped by Replit Agent Lovable — VibeScamming prompt-injection backdoor Amazon.com — 6-hour outage from AI-assisted deploy XZ Utils backdoor — three years of social-engineering supply chain attack Log4Shell — the single most impactful CVE of the decade event-stream npm — maintainer takeover supply-chain attack Colonial Pipeline — leaked VPN password halts East Coast fuel supply Arup — $25M stolen via deepfake CFO video call Okta — stolen service account token → support-system compromise MOVEit — single SQL injection → hundreds of downstream breaches CVE-2025-29927 — Next.js middleware bypass mass exploitation Lovable — 48-day BOLA exposure on a $6.6B vibe-coding platform Vercel — customer data stolen via Context.ai third-party AI tool breach Bitwarden CLI hijacked — supply-chain malware hunting Cursor / Codex / Claude credentials Anthropic MCP — design-level RCE affecting 200,000+ servers Claude Code — full source leaked via 59.8MB npm sourcemap Claude Code — Lakera study finds 33 of 428 npm packages with live `.claude/` credentials PocketOS — Cursor agent silently failed during code freeze; 3 months of customer data lost on a Saturday Delve — another customer of the compliance-startup suffers a security incident

Regions And Industry

Market-specific security playbooks.

Safety, Glossary, Templates, And Checklists

Reference material for builders and security reviewers.

Safety assessments Is Lovable safe? Honest security assessment for Lovable-built apps Is Bolt.new safe? Security assessment for Bolt-built apps Is v0 safe? Security assessment for v0-generated apps Is Replit safe? Security assessment for Replit Agent apps Is Cursor safe? Security considerations for Cursor-assisted code Is Windsurf safe? Security considerations for Windsurf-assisted code Is Claude Code safe? Security assessment for Anthropic's CLI agent Is GitHub Copilot safe? Enterprise-grade security considerations Is Supabase safe? Realistic security assessment in 2026 Is Firebase safe? 2026 security reality check Is Clerk safe? Security assessment for Clerk-authenticated apps Is Auth0 safe? 2026 security considerations Is Vercel safe? Platform security assessment Is Netlify safe? Platform security assessment Is Cloudflare Workers safe? Edge-runtime security assessment Is MCP safe to use? Honest assessment of the Model Context Protocol in 2026 Is my AI SaaS high-risk under the EU AI Act? (Aug 2 2026 deadline)Is Cursor safe to use? Honest assessment for the 25.49M-MAU AI-pair-coding IDE Is Claude Code safe? Lakera Apr 2026 found 33 of 428 npm packages with live `.claude/` credentials Is Cline safe? Autonomous-agent VS Code extension — blast-radius assessment Is Windsurf safe? Codeium's AI-pair-coding IDE — assessment Is Zed safe? High-performance editor with AI assist — assessment Is Continue safe? Open-source autonomous-coding plugin — assessment Is GitHub Copilot safe? Longest-running AI-pair-coding tool — assessment Is Tabnine safe? Enterprise-focused AI-pair-coding — assessment Security glossary Broken Object-Level Authorization Insecure Direct Object Reference Row-Level Security Server-Side Request Forgery Cross-Site Request Forgery Cross-Site Scripting SQL Injection Prompt Injection JSON Web Token OAuth Content Security Policy HTTP Strict Transport Security Supply-chain Levels for Software Artifacts Software Bill of Materials AI Bill of Materials Regular Expression Denial of Service Remote Code Execution Multi-Factor Authentication Proof Key for Code Exchange Secret Common Vulnerabilities and Exposures Static Application Security Testing Dynamic Application Security Testing Interactive Application Security Testing Zero Trust Defense in Depth Principle of Least Privilege Web Authentication Passkey Common Vulnerability Scoring System Open Worldwide Application Security Project National Institute of Standards and Technology Threat Modeling Penetration Testing Bug Bounty Program Web Application Firewall Role-Based Access Control DevSecOps Shift-Left Security Trusted Execution Environment Vibe coding Server Action Service-role key Model Context Protocol Llama Guard RLS bypass Sandbox replay in-toto Sigstore rekor Supabase anon key Open redirect Mass assignment Credential stuffing Privilege escalation OWASP Top 10 Data residency Data Processing Agreement CVSS score Account takeover Session fixation Race condition Data exfiltration Supabase Auth Next.js middleware Tool Poisoning MCP Sampling Attack Indirect Prompt Injection MCP Rug Pull MCP Scope Escalation EU AI Act Conformity Assessment LLMjacking Direct Prompt Injection Firecracker microVM (Securie's sandbox)DSSE (Dead Simple Signing Envelope)Sigstore CycloneDX SPDX (Software Package Data Exchange)Data Poisoning Model Card LLM Red-Teaming LLM Jailbreak Agent Blast Radius Slopsquatting Lethal Trifecta (for AI agents)OWASP Top 10 for Large Language Model Applications Confused Deputy (in AI agents)Cross-Server Shadowing (MCP)OWASP A03:2025 — Software & Data Supply Chain Failures OWASP A10:2025 — Mishandling of Exceptional Conditions Security Misconfiguration (OWASP A02:2025)OWASP API Security Top 10 CWE Top 25 Most Dangerous Software Weaknesses AI Red Teaming MITRE ATLAS — Adversarial Threat Landscape for AI Systems MCP Gateway Templates security.txt template (RFC 9116)Privacy Policy template — startup-friendly Supabase RLS policy starter pack Next.js security headers config Secure Next.js middleware.ts template AIBOM CycloneDX 1.6 template — EU AI Act Article 11 supplement Supabase Row-Level-Security policy bundle — every-table baseline Env-var hygiene template — Vercel / Netlify / Fly / Railway Penetration test scope-of-work + rules-of-engagement template Model card template — Google MLSE pattern + EU AI Act Article 13 mapping Checklists Pre-launch security checklist — before your app meets real users Supabase launch checklist — ship without leaking data Next.js security checklist — 2026 production ready AI feature security checklist — LLMs, RAG, agents Open-source release security checklist Vibe coding security checklist — before your app goes viral Vibe-coder pre-Show HN security checklist Supabase RLS audit playbook OpenAI / Anthropic key leaked — 10-minute emergency response

Blog, Legal, And Security

Editorial, policy, and disclosure resources.

Blog The seven Supabase mistakes we see in every AI-built app 92% of AI-generated authentication code has at least one bug — here is the catalog Anatomy of the Moltbook hack — 1.5 million API keys in 72 hours CVE-2025-29927 one year later: 40% of Next.js apps still vulnerable 45% of AI-suggested code is insecure — the exact prompts that make it safer Introducing Securie — the autonomous security engineer for AI-built software Why AI-generated code is unsafe by default How Securie keeps security reviews repeatable The 3 AM Lovable panic — what to do when you see a leak tweet I woke up to a $4,200 OpenAI bill. Here's what happened.How to answer 'is your app secure?' (without lying)Is your Next.js middleware actually protecting your admin routes?How to audit your Cursor-generated auth code (a 30-minute checklist)Pre-launch security checklist for vibe-coded apps (one hour, no security expertise required)Cursor vs Lovable vs Bolt vs v0 — which AI coding tool should you pick in 2026?How to launch your AI-built app to real users (the 14-step playbook)Supabase vs Firebase for AI-built apps in 2026 How much does it cost to ship an AI-built app in 2026?How to add authentication to your Next.js + Supabase app (the real guide)How to add Stripe to your Next.js app (with the bugs everyone ships)Vercel vs Netlify vs Cloudflare Pages — for solo founders in 2026 How to find your first 10 paying customers as a solo founder Clerk vs NextAuth vs Supabase Auth — which one to pick in 2026 Should I build my startup with AI or hire an engineer?How to handle your first traffic spike (without your AI-built app falling over)How to price your AI SaaS in 2026 (without giving away the margin)Stripe vs Lemon Squeezy vs Paddle — which payment provider for your global SaaS How to handle errors in production (without leaking your secrets)AI agents for software engineering in 2026 — what they actually do (and where they fail)How to add an AI chatbot to your SaaS (without getting prompt-injected)AI code review tools — CodeRabbit vs Greptile vs Copilot vs Cursor (and where Securie fits)The security risks of AI agents in production — and how to actually defend against them MCP servers explained — what they are, why they matter, and how to deploy them safely How to safely use AI at work — the policy every company needs (and most haven't written)Privacy Policy Terms of Service Model card Responsible disclosure CISA Secure by Design pledge Security badges