Unsecured APIs
Application Programming Interfaces (APIs) that lack proper security measures, making them vulnerable to attacks.
Understanding Unsecured APIs
Application Programming Interfaces (APIs) allow applications and systems to communicate with each other. Unsecured APIs refer to APIs that lack proper security measures, making them vulnerable to cyberattacks such as data breaches, unauthorized access, and denial-of-service (DoS) attacks.
Common API Security Risks
Lack of Authentication & Authorization
APIs without proper access controls can expose sensitive data to unauthorized users.
Injection Attacks
Attackers exploit API endpoints using SQL, XML, or command injection techniques to manipulate backend systems.
Excessive Data Exposure
APIs that return unnecessary data increase the risk of data leaks.
Broken Object Level Authorization (BOLA)
Attackers manipulate API requests to access unauthorized resources.
Rate Limiting and DoS Attacks
APIs without request limits are vulnerable to abuse and bot-driven attacks.
Insecure API Endpoints
Exposed API endpoints without encryption or security controls can be intercepted by attackers.
Improper Error Handling
Error messages revealing system details can help attackers understand API vulnerabilities.
Best Practices for Securing APIs
Implement Strong Authentication & Authorization
Use OAuth 2.0, OpenID Connect, or API keys to control access.
Encrypt API Traffic
Ensure APIs use HTTPS (TLS encryption) to protect data in transit.
Rate Limiting & Throttling
Restrict the number of API requests to prevent abuse and DoS attacks.
Input Validation & Sanitization
Prevent injection attacks by validating and sanitizing all user inputs.
Use API Gateways & Web Application Firewalls (WAFs)
Monitor and filter malicious API traffic.
Monitor API Logs & Anomalies
Use Security Information and Event Management (SIEM) systems to track suspicious API activity.
Follow the Principle of Least Privilege
Restrict API access to only necessary users and applications.
Secure API Keys & Tokens
Avoid hardcoding keys in source code and store them securely.
Regular API Security Testing
Conduct penetration testing and security assessments to identify vulnerabilities.
Use API Versioning & Deprecation Policies
Remove outdated APIs that may pose security risks.