This document provides an overview of requirements for safeguarding client information and file retention. It discusses the duty of confidentiality lawyers have regarding client information under Rule 4-1.6. The document also outlines factors to consider in determining reasonable protections for client data, such as the sensitivity of information and likelihood of disclosure without additional safeguards. It notes client files may be stored in the cloud or on third-party servers and addresses terms of service and encryption methods for secure communications. The document concludes with a discussion of attorney-client privilege and work product protections.