Aoi focused on enhancing cryptographic security in the openssl/openssl repository by developing a Secure Token Key Generation Enhancement. This work involved replacing the general-purpose random number generator with a secure private RNG for token key creation, addressing potential weaknesses in key generation. Aoi also implemented secure memory clearing routines to ensure sensitive key material is reliably erased upon deallocation, reducing the risk of data leakage. The project required expertise in C, cryptography, and security engineering, and demonstrated a deep understanding of secure coding practices. The changes aligned with best practices in cryptographic hygiene, strengthening the overall security of token management.