1. Purpose
The purpose of this Removable Media Security Policy is to establish requirements for the secure use, management, protection, transportation, storage, and disposal of removable media used within the organization.
Removable media devices can introduce significant security risks, including malware infections, unauthorized disclosure of information, data loss, theft, and accidental exposure of sensitive data. This policy establishes controls to reduce these risks while supporting legitimate business needs.
The organization shall implement appropriate safeguards to protect information stored on removable media and ensure that such media is used in a secure and controlled manner.
2. Scope
This policy applies to:
- All employees
- Contractors
- Consultants
- Temporary personnel
- Interns
- Third-party personnel authorized to access organizational information or systems
This policy applies to all removable media used to store, process, transmit, or transport organizational information, including:
- USB flash drives
- External hard drives
- External solid-state drives (SSDs)
- Memory cards
- Optical media
- Backup tapes
- Portable storage devices
- Removable storage components
- Other portable data storage media
This policy applies to organization-owned, leased, and authorized personally owned removable media used for business purposes.
3. Policy Statement
The organization shall implement controls to govern the use of removable media and protect organizational information from unauthorized access, disclosure, modification, destruction, or loss.
Removable media usage shall be limited to legitimate business purposes and subject to appropriate security controls based on the sensitivity of the information involved.
Only authorized removable media shall be used within the organization’s technology environment.
4. Objectives
The objectives of this policy are to:
- Protect organizational information stored on removable media.
- Reduce malware risks associated with portable storage devices.
- Prevent unauthorized data transfers.
- Minimize risks of data loss and theft.
- Support regulatory and compliance obligations.
- Establish accountability for removable media usage.
- Promote secure handling and disposal practices.
- Improve visibility into removable media activities.
5. Definitions
Removable Media
Any portable device or medium capable of storing digital information and being connected to or removed from a computing system.
Authorized Media
Removable media approved for use by the organization.
Encryption
The process of converting information into a protected format that can only be accessed using authorized decryption methods.
Media Sanitization
The process of permanently removing information from storage media so that it cannot be recovered.
Sensitive Information
Information classified by the organization as confidential, restricted, proprietary, regulated, or otherwise requiring protection.
6. Roles and Responsibilities
Executive Management
Responsible for:
- Supporting removable media security initiatives.
- Providing resources necessary for policy implementation.
- Reviewing significant risks related to removable media usage.
Information Security Team
Responsible for:
- Establishing removable media security requirements.
- Monitoring compliance.
- Assessing removable media risks.
- Investigating security incidents involving removable media.
- Maintaining related security standards.
Information Technology Team
Responsible for:
- Implementing technical controls.
- Managing device control technologies.
- Supporting encryption requirements.
- Monitoring removable media usage where appropriate.
Managers and Supervisors
Responsible for:
- Ensuring personnel comply with this policy.
- Supporting enforcement activities.
- Reporting security concerns involving removable media.
Employees and Authorized Users
Responsible for:
- Using removable media only for authorized business purposes.
- Protecting media from loss, theft, or misuse.
- Following encryption and security requirements.
- Reporting security incidents promptly.
7. Authorized Use of Removable Media
Removable media shall be used only when necessary to support legitimate business purposes.
Users shall:
- Use approved media whenever possible.
- Minimize the storage of sensitive information.
- Follow organizational security requirements.
- Protect media from unauthorized access.
Business alternatives such as approved cloud storage or secure file transfer solutions should be used when practical.
8. Approved Removable Media
Only authorized removable media devices may be connected to organizational systems.
Authorized media shall:
- Meet organizational security requirements.
- Support required encryption capabilities where applicable.
- Be managed according to approved procedures.
Unauthorized media devices may be blocked from organizational systems.
9. Media Inventory and Tracking
The organization may maintain an inventory of approved removable media.
Inventory records may include:
- Device identifier
- Assigned user
- Ownership information
- Issue date
- Return date
- Encryption status
Media inventories shall be reviewed periodically where maintained.
10. Encryption Requirements
Sensitive or confidential information stored on removable media shall be protected using approved encryption methods.
Encryption shall be required when:
- Sensitive information is stored.
- Media leaves organizational facilities.
- Regulatory requirements apply.
- Information is transported externally.
Encryption keys shall be managed according to the Key Management Policy.
11. Data Storage Restrictions
Users shall store only the minimum amount of information necessary on removable media.
The following practices are prohibited unless specifically authorized:
- Storing unencrypted sensitive information.
- Storing excessive quantities of organizational data.
- Creating unauthorized copies of information.
- Using removable media for personal storage of organizational information.
Data stored on removable media shall be reviewed and removed when no longer required.
12. Malware Protection Requirements
Removable media shall be scanned for malware before use whenever technically feasible.
Controls may include:
- Automatic malware scanning
- Endpoint protection integration
- Device control solutions
- Threat detection monitoring
Media suspected of containing malware shall be quarantined and investigated.
13. Device Control Requirements
The organization may implement device control technologies to manage removable media usage.
Controls may include:
- Device allowlisting
- Device blocking
- Read-only access
- Usage monitoring
- Data transfer restrictions
Device control settings shall be based on business requirements and risk.
14. Transfer of Information
Information transferred using removable media shall be protected according to organizational data classification requirements.
Users shall:
- Verify recipients before transferring information.
- Use encryption when required.
- Minimize transferred data.
- Follow approved information-sharing procedures.
Sensitive information shall not be transferred using removable media unless authorized and properly protected.
15. Physical Security of Removable Media
Removable media shall be physically protected against loss, theft, damage, and unauthorized access.
Users shall:
- Secure media when not in use.
- Avoid leaving media unattended.
- Store media in appropriate locations.
- Protect media during transportation.
Sensitive media may require additional physical protection measures.
16. Transportation of Removable Media
When transporting removable media containing organizational information, users shall:
- Use secure transportation methods.
- Maintain physical control of the media.
- Protect media from unauthorized access.
- Follow applicable data protection requirements.
High-risk or highly sensitive information may require additional safeguards.
17. Personally Owned Media
Personally owned removable media shall not be connected to organizational systems unless explicitly authorized.
Where permitted, personally owned media shall:
- Comply with organizational security requirements.
- Be scanned for malware.
- Follow encryption requirements.
- Be subject to applicable monitoring controls.
The organization may prohibit personal media usage based on risk.
18. Monitoring and Logging
Removable media usage may be monitored and logged for security and compliance purposes.
Monitoring activities may include:
- Device connection events
- Data transfer activity
- User activity
- Security events
- Compliance verification
Monitoring shall be conducted in accordance with applicable laws and organizational policies.
19. Incident Reporting
Users shall immediately report:
- Lost removable media
- Stolen removable media
- Suspected unauthorized access
- Malware infections
- Unauthorized data transfers
- Policy violations
Reported incidents shall be handled according to the Incident Response Policy.
20. Media Reuse
Before reuse, removable media shall be reviewed to ensure unauthorized information is not retained.
Media shall be sanitized when appropriate according to organizational requirements.
Reuse activities shall comply with data protection and retention requirements.
21. Media Sanitization and Disposal
Before disposal, return, reassignment, or destruction, removable media shall be sanitized using approved methods.
Sanitization methods may include:
- Secure erasure
- Cryptographic erasure
- Physical destruction
- Degaussing where applicable
Sanitization shall prevent recovery of organizational information.
Disposal activities shall be documented where required.
22. Third-Party Use
Third parties authorized to use removable media in connection with organizational information shall comply with this policy and applicable contractual obligations.
Third-party requirements may include:
- Encryption
- Malware protection
- Secure handling
- Incident reporting
- Disposal requirements
Compliance may be verified periodically.
23. Compliance and Auditing
Compliance with this policy shall be verified through:
- Security assessments
- Device control reviews
- Internal audits
- External audits
- Compliance evaluations
Findings shall be documented and addressed through corrective action processes.
24. Exceptions
Exceptions to this policy must:
- Be documented
- Include business justification
- Include risk assessment
- Identify compensating controls
- Be approved by management
- Be reviewed periodically
Temporary exceptions shall include expiration dates.
25. Enforcement
Violations of this policy may result in:
- Removal of system access
- Device restrictions
- Disciplinary action
- Contract termination
- Legal action where applicable
26. Review and Maintenance
This policy shall be reviewed:
- At least annually
- Following significant security incidents
- Following regulatory changes
- Following technology changes
- Following updates to removable media security requirements
Updates shall be approved by executive management.
27. Related Policies
- Information Security Policy
- Endpoint Security Policy
- Mobile Device Security Policy
- Data Classification Policy
- Data Encryption Policy
- Key Management Policy
- Malware Protection Policy
- Incident Response Policy
28. Policy Approval
Policy Owner: Chief Information Security Officer (CISO) or Information Security Manager
Approved By: Executive Management
Effective Date: __________________
Review Date: __________________
Version: 1.0