Anthony Pighin focused on kernel-level cryptography reliability in the flipperdevices/u-boot repository, addressing a complex bug in the CAAM RNG job ring descriptor. Using C and leveraging his expertise in embedded systems and driver development, he reengineered the RNG job ring initialization to occur before each read, rather than only at probe time. This approach resolved issues with memory trampling and DMA address corruption that previously led to sporadic data corruption and endian-related failures during boot-time cryptographic operations. The work demonstrated a deep understanding of low-level hardware interactions and improved the stability of the cryptographic stack in embedded environments.