Worked on the openssl/openssl repository to enhance documentation around X509_STORE, focusing on thread safety, reference counting, and lifetime management in Perl. Delivered comprehensive guidance clarifying locking semantics and caller responsibilities, ensuring developers understand how to safely use X509_STORE in concurrent environments. The work included detailed updates to POD files, adding explicit notes on lock behavior during lookups and the importance of correct reference counting to prevent use-after-free errors. By aligning documentation with OpenSSL’s stability goals and referencing related issues and reviews, this contribution improved clarity for maintainers and users, reducing the risk of concurrency-related mismanagement in production systems.