Every website owner faces the same challenge in 2026: cyber threats are more sophisticated than ever, while compliance requirements keep expanding. Why Website Security Matters More in 2026 The EU NIS2 Directive now covers a wider range of businesses, and GDPR enforcement has intensified. AI-powered attack tools have lowered the barrier for cybercriminals significantly. The Essential Security Checklist 1. HTTPS and SSL/TLS Configuration Valid SSL certificate from a trusted CA TLS 1.2 minimum (TLS 1.3 recommended) HTTP Strict Transport Security (HSTS) header enabled Certificate renewal automated 2. Security Headers Properly configured HTTP security headers are a first line of defense: Content-Security-Policy: prevents XSS attacks X-Frame-Options: prevents clickjacking X-Content-Type-Options: nosniff Referrer-Policy: controls information leakage 3.…