NIST SP 800-53 Rev 5: MA–4 Nonlocal Maintenance

NIST SP 800-53 Rev 5: MA–2 Controlled Maintenance

NIST SP 800-53 Rev 5: SI-3 Malicious Code Protection

NIST SP 800-53: IA-2 Identification and Authentication (Organization Users)

US-CERT – The Risk of Using Portable Devices

McAfee Total Protection

RedHat – Using USBGuard

SANS – Removable Media Policy

CyberSheath- How Multi-Factor Authentication Protects Your Business

NordLayer – The importance of multi-factor authentication for remote access