🔒 Introduction to Security in Development
Security is a critical aspect of software development. Implementing robust security measures ensures your application is protected against vulnerabilities and threats. Here are key areas to focus on:

1. Secure Coding Principles

  • Input Validation: Always validate and sanitize user inputs to prevent injection attacks.
  • Authentication & Authorization: Use strong mechanisms like OAuth 2.0 or JWT for user verification.
  • Data Encryption: Encrypt sensitive data both at rest and in transit.
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2. Common Security Threats & Mitigations

  • SQL Injection: Use prepared statements or ORMs.
  • Cross-Site Scripting (XSS): Escape output and use Content Security Policy (CSP).
  • Cross-Site Request Forgery (CSRF): Implement anti-CSRF tokens.
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3. Tools & Resources

  • Static Code Analysis: Use tools like SonarQube to detect vulnerabilities.
  • Dependency Management: Regularly update libraries to patch known vulnerabilities.
  • Security Testing: Perform penetration testing and use OWASP ZAP for automated checks.
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4. Further Reading

For more in-depth guides, check out our Best Practices documentation.