Modern API Security: How to Stop “Logic Attacks” That Don’t Contain Malicious Payloads

APIs are now the primary attack surface for modern applications. REST, GraphQL, gRPC, mobile backends, SaaS integrations — almost every business function is exposed through APIs. At the same time, a large class of attacks is bypassing traditional WAF detection entirely. Not because defenders are careless. Because the requests look completely legitimate. No SQL injection payloads. No tags. No command execution strings. No obvious signatures at all. Just normal API traffic abusing broken business