SOC 2 Data Confidentiality Workflow Engagement Letter Template

Last updated: July 2025

SOC 2 Compliance: Data Confidentiality Workflow

Purpose: To implement and maintain robust controls for protecting confidential information, ensuring compliance with SOC 2 principles throughout its lifecycle.

1️⃣ Policy & Procedures Establishment

• ☐ Develop a comprehensive confidentiality policy outlining data protection requirements.
• ☐ Establish clear procedures for handling confidential data throughout its lifecycle.
• ☐ Define and clearly assign roles and responsibilities for data confidentiality.
• ☐ Conduct regular training for all staff on confidentiality policies and procedures.

2️⃣ Data Classification & Handling

• ☐ Classify all data based on its sensitivity and importance.
• ☐ Implement data labelling or markings for confidential information.
• ☐ Establish and enforce data retention and secure disposal policies.
• ☐ Manage the full data life cycle: creation, usage, storage, transfer, and destruction.

3️⃣ Access Controls & Encryption

• ☐ Implement robust access control mechanisms for confidential data (e.g., least privilege, role-based).
• ☐ Utilize encryption for confidential data both at rest (stored on servers/devices).
• ☐ Utilize encryption for confidential data in transit (during network transmission).
• ☐ Establish secure practices for generating, storing, and managing encryption keys.

4️⃣ Data Transmission & Storage Security

• ☐ Secure all data transmission channels using strong protocols.
• ☐ Implement secure storage solutions with appropriate physical and environmental controls.
• ☐ Establish policies and controls for the use of portable storage media.
• ☐ Implement agreements and controls for sharing confidential data with third parties.

5️⃣ Incident Response & Monitoring

• ☐ Develop and regularly test an incident response plan for confidentiality breaches.
• ☐ Implement systems to monitor for unauthorized access or disclosure of confidential data.
• ☐ Conduct periodic audits and reviews of all data confidentiality controls.
• ☐ Maintain detailed logs of all confidentiality-related incidents, investigations, and resolutions.