Web application security isn't a single feature you add — it's a set of disciplines applied consistently across the stack. Here's where to focus for the biggest real-world impact.

Fix the OWASP Top 10 First

Injection attacks, broken authentication, and security misconfigurations remain the most common real-world vulnerabilities year after year. Addressing these systematically covers the majority of actual attack surface.

HTTPS Everywhere, No Exceptions

Every endpoint, including internal APIs and admin panels, should enforce HTTPS — mixed content and unencrypted internal traffic are both common, avoidable weaknesses.

Implement Proper Content Security Policy

A well-configured CSP header significantly reduces the impact of cross-site scripting vulnerabilities, even if one slips through your other defenses.

Rate Limit and Monitor Authentication

Brute force and credential stuffing attacks are largely preventable with proper rate limiting, account lockout policies, and monitoring for unusual login patterns.

Keep Dependencies Patched

A large share of real-world breaches exploit known vulnerabilities in outdated dependencies. Automated dependency scanning in your CI pipeline should be standard practice, not optional.

Security Testing Should Be Continuous

Regular automated security scanning, paired with periodic manual penetration testing, catches issues that slip through standard QA — especially important for applications handling sensitive user data.

Cantonet Technologies builds security into the development lifecycle from day one, and offers security audits for existing applications that need a hardening pass.