Developed comprehensive IOC Upload API documentation for the SEKOIA-IO/documentation repository, focusing on improving API discoverability and streamlining client integration. The work detailed the endpoint and payload structure, including both default fields and per-indicator specifics, and provided a practical Python usage example alongside the expected JSON response schema. By emphasizing clarity and technical accuracy in Markdown, the documentation aimed to reduce onboarding time for developers integrating IOC uploads. No major bugs were reported during this period, reflecting a focus on quality and precision in technical writing, API documentation, and threat intelligence within the context of security-focused software development.