Security for Builders

Practical security guides for SaaS founders who ship fast and want to sleep at night.

The SaaS Security Checklist Every Solo Founder Needs

You built fast. You shipped. But did you check if your paywall actually works at the API level? Here are the 12 things to verify before your first enterprise customer asks.

Security 12 min read

OWASP Top 10 for Vibe Coders — What Actually Matters

Forget the 50-page PDF. Here are the 5 OWASP categories that actually hit SaaS apps built with Next.js, Supabase, and Vercel — and what to do about each one.

Deep Dive 6 min read

3 Supabase RLS Mistakes That Leak Your Users' Data

Row Level Security is powerful but easy to get wrong. We found these 3 patterns in real SaaS apps that expose user data across accounts.

Guide 5 min read

Stop Hardcoding API Keys — A Practical Guide

We scan hundreds of SaaS apps. The #1 finding? API keys in the frontend bundle. Here's how to fix it properly without breaking your app.

Security 7 min read

CORS Misconfigurations: The Silent Data Leak

Your CORS policy probably allows more than you think. We break down the 4 most common CORS mistakes and how attackers exploit them.