Examined and Modified File Permissions Using Linux Commands to Enforce Authorization Policies.
Conducted a detailed review and modification of file and directory permissions within a research team’s Linux environment to ensure properauthorization and secure access controls. Utilized commands such as ls -la to audit current permissions, interpreted 10-character permission strings, and applied chmod to restrict write access where unauthorized. Managed permissions on hidden files and sensitive directories, aligning access withorganizational security policies. This project enhanced my command-line proficiency, deepened understanding of Linux permission structures, andreinforced best practices for maintaining system security in multi-user environments.