Explore large-scale application security in this conference talk from BSides Rhode Island 2013. Gain insights from Charlie Eriksen as he delves into the challenges and strategies for securing applications at scale. Learn about best practices, common vulnerabilities, and innovative approaches to protect large-scale systems. Discover how to implement robust security measures across complex application environments and understand the unique considerations for maintaining security in expansive software ecosystems. This talk is ideal for security professionals, developers, and IT managers looking to enhance their knowledge of application security in enterprise-level deployments.