Explore the dark depths of web security in this PHP UK Conference talk by Thomas Shone. Delve beyond typical security topics to understand hacker motivations and vulnerabilities in consumer websites. Learn about secure communication, encryption, and hashing while examining the results of a 4-year project on website vulnerabilities. Discover the importance of proper versioning, automatic patching, and plugin management in maintaining secure systems. Investigate trust assumptions in network configuration, user authentication, and computer integrity. Analyze weaknesses in encryption implementations, password reset processes, and two-factor authentication. Develop strategies for patching, training, and handling potential compromises. Gain insights into decoupling roles, adopting security standards, and improving overall system security to protect against evolving threats.