Browse topics
5 GUIDES
API Abuse & Business Logic
How criminals exploit APIs and business logic flaws to steal money and data.
API & Business Logic 101
What APIs are and why they matter for fraud, explained for analysts with no technical background
10 min readBusiness Logic Attacks
How criminals exploit mathematical errors, workflow flaws, and authorization gaps
15 min readWebhook & API Security
How criminals exploit webhooks, leaked API keys, and rate limiting gaps to forge notifications, steal data, and bypass authentication
13 min readGraphQL & Modern API Attacks
Attack techniques specific to GraphQL and modern API architectures: introspection abuse, nested query attacks, batching exploits, and alias abuse
12 min readAPI Investigation
How fraud analysts investigate API-based attacks and reconstruct what happened
9 min read