Contributed to the openssl/openssl repository by enhancing both documentation and test coverage in the cryptography domain. Focused on improving the accuracy of the ECDSA_sign(3) man page, aligning variable names with actual function parameters to reduce developer confusion and ensure documentation clarity. Later, expanded the PKCS12 PBMAC1 test suite by introducing multiple malformed test cases, strengthening edge-case coverage and reducing regression risk in encryption workflows. Work emphasized clear, traceable commits and thorough code review processes. Utilized C and POD for implementation, applying skills in technical writing, documentation, security, and testing to deliver robust, maintainable improvements to the project.