API Security

API Security Best Practices

HxHippy

27 Nov 2025 — 1 min read

APIs are the backbone of modern applications but present significant security challenges if not properly protected.

OWASP API Security Top 10

Broken Object Level Authorization
Broken Authentication
Broken Object Property Level Authorization
Unrestricted Resource Consumption
Broken Function Level Authorization
Unrestricted Access to Sensitive Business Flows
Server Side Request Forgery
Security Misconfiguration
Improper Inventory Management
Unsafe Consumption of APIs

Authentication Best Practices

Use OAuth 2.0 and OpenID Connect
Implement proper token validation
Use short-lived access tokens
Secure token storage

Protection Measures

Rate Limiting: Prevent abuse and DoS
Input Validation: Validate all inputs
TLS Everywhere: Encrypt all traffic
API Gateway: Centralize security controls
Logging: Log all API activity

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