Modern secure web application architecture, futuristic data center, rows of sleek servers, glowing blue LED lights, intricate network cables, firewall protection, encryption algorithms, secure socket layer, HTTPS protocol, cloud computing, virtual private network, load balancer, web application firewall, intrusion detection system, SSL certificates, password hashing, two-factor authentication, biometric login, facial recognition, fingerprint scanning, robust access control, restricted administrator privileges, secure coding practices, penetration testing, vulnerability assessment, threat modeling, incident response plan, disaster recovery site, multiple data backups, redundant systems, fail-safe design, high availability clustering, scalable microservices, containerization, orchestration tools, agile development methodology, DevOps culture, collaboration platform, version control system, automated testing frameworks, continuous integration pipeline.