RETSegurança para SaaS
Preparando a próxima tela com calma e sem perder o contexto.
Preparando a próxima tela com calma e sem perder o contexto.
// Security guides
Direct content on the real risks of building SaaS with AI: access, checkout, data, agents, and tools. Each guide points to the right next step.
Practical guide
A practical security checklist for SaaS built with AI: login, paid plans, checkout, per-customer data, uploads, admin and AI. What to review before selling more.
Threat and defense
What MCP tool poisoning is, why it threatens SaaS with AI agents, and how to prevent it: least privilege, tool-description validation, human approval, and clean logs.
Threat and defense
How prompt injection attacks code agents (Cursor, Claude Code, Codex, Copilot) and how to protect yourself: context boundaries, write permission, diff review, and secrets.
Vulnerability and fix
IDOR in Stripe checkout: how a swapped id exposes another customer’s order, session, or invoice, and how to fix it with server-side ownership checks.
Practical guide
How to secure a Stripe webhook in SaaS: signature verification, idempotency, event ordering, and unlocking access only after confirmed payment.
Practical guide
How to guarantee multi-tenant isolation in SaaS: tenant scope on every query, composite keys, RLS, and why cross-customer leakage is the worst B2B incident.
Practical guide
How to review login and authentication in AI-built SaaS: sessions, password reset, invites, brute force, and the difference between authentication and authorization.
Tool-specific guide
Security for SaaS built with Lovable, Bolt, v0, and Replit: where the working prototype becomes a product that holds real customers, and what to review before selling.
Vulnerability and fix
How to do secure file upload in SaaS: validate type and size, prevent execution, isolate storage, use signed URLs, and block SSRF and path traversal.
Threat and defense
How credential stuffing threatens your SaaS admin panel and how to defend with MFA, rate limiting, abuse detection, and privileged-access monitoring.