Worked on enhancing the securesign/cosign repository by improving documentation to support secure offline image verification workflows. Focused on updating the README to provide clear, actionable guidance for developers, the work introduced detailed instructions on using cosign for offline verification, including the addition of parameters for specifying trusted root and bundle formats. This documentation update aimed to streamline developer onboarding and ensure that security best practices are followed when verifying images without network connectivity. The contribution leveraged skills in DevOps, security, and technical writing, utilizing Markdown to deliver precise, accessible documentation that aligns with the needs of developers working in secure environments.