Modern web applications are increasingly complex, often involving cloud services, frameworks, third-party libraries, APIs, and distributed databases. Because of this, security must be considered from the beginning of development, not after deployment.

Key strategies include:

Secure Development Practices: Validate all inputs, sanitize user data, avoid outdated functions, and follow recognized standards like OWASP.

Dependency Management: Regularly update libraries and packages to eliminate vulnerabilities introduced through third-party code.

Encryption Everywhere: Use HTTPS, secure token storage, encrypted databases, and encrypted communication between services.

Strong Access Controls: Multi-factor authentication, least-privilege access, session expiration, password hashing (e.g., bcrypt).

Continuous Testing and Monitoring: Use automated security scanners, penetration testing, audit logs, and anomaly-based intrusion detection.

Security should be an ongoing effort as threats evolve daily. A secure application is one that undergoes continuous monitoring, updates, and reviews.

Aydane ABALAKOVA,

student of the International University for the Humanities and Development.