Lanming contributed targeted reliability improvements to the openssl/openssl repository, focusing on error handling and memory management in C. Over two months, Lanming addressed two critical bugs: one in the KEM encapsulation path, where error reporting for NULL output buffers was refined to improve diagnostic accuracy, and another in SSL certificate and key handling, where a memory leak was eliminated by ensuring proper cleanup when X509_up_ref failed. These changes enhanced the robustness of cryptographic flows and the stability of long-running TLS servers. Lanming’s work demonstrated depth in cryptography, error path analysis, and precise patching of complex OpenSSL internals.