During the month, contributed a targeted performance optimization to the openssl/openssl repository, focusing on the AES-CTR cipher path for ARM Neoverse N2 and N3 processors. Leveraging expertise in C, cryptography, and low-level programming, implemented the ARMV8_UNROLL12_EOR3 optimization, which delivered a 9-10% throughput improvement for large block sizes. The work involved close collaboration with other teams to validate performance gains and ensure robust integration. This feature directly enhanced TLS termination throughput and secure data processing on next-generation ARM cores, reflecting a practical approach to performance engineering and a clear understanding of architecture-specific optimization in cryptographic workloads.