Glossary/API Security
Web Security

API Security

Practices and tools to protect Application Programming Interfaces from attacks and misuse.

API Security encompasses the practices, tools, and strategies used to protect Application Programming Interfaces (APIs) from attacks, misuse, and data breaches.

OWASP API Security Top 10

RiskDescription
Broken Object Level AuthAccessing other users' data
Broken AuthenticationWeak auth mechanisms
Broken Object Property AuthMass assignment
Unrestricted Resource ConsumptionNo rate limiting
Broken Function Level AuthPrivilege escalation

Best Practices

  • Authentication - OAuth 2.0, API keys, JWT
  • Rate limiting - Prevent abuse
  • Input validation - Sanitize all inputs
  • Encryption - TLS for all API traffic
  • Logging - Monitor API usage
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