Explore the use of OP-TEE as a cryptography engine in this comprehensive conference talk. Delve into the challenges of secure storage in the Internet of Things era and learn about SoC security features. Discover the fundamentals of OP-TEE, including new platform bring-up, RNG driver implementation, and hardware crypto accelerators. Examine the process of accessing OP-TEE from Linux, understanding Trusted Applications, and implementing minimal AES code. Gain insights into building a secure storage system, including storage application flow and slot operations. Investigate Linux userspace access libraries, kernel integration, and OpenSSL integration. Conclude with a summary of key takeaways for implementing OP-TEE as a robust cryptography solution.