BeyondTrust – How to Secure Remote Access for Vendors & Employees: 10 Tips 3.7 3.7.5 3.7.6
This Blog provides tips on how to secure remote access. There are links within the document to additional articles.
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CyberSheath- How Multi-Factor Authentication Protects Your Business 3.5 3.5.2 3.5.3 3.7 3.7.5 Identification and Authentication Maintenance
This article highlights MFA and the necessity to implement to all privileged account access and users who access network resources.
Delinea – Limit Privileged Access for Third-Party Vendors Without Restricting their Ability to Get Work Done 3.7 3.7.5 3.7.6
This link provides specific processes you can use, and how those strategies can be applied to some of the different types of vendor engagements you need to support.
Department of Homeland Security – Configuring and Managing Remote Access for Industrial Control Systems 3.7 3.7.5 3.7.6
From the Department of Homeland Security, these are recommended practices for configuring and managing remote access for control systems covering various roles including vendors, field technicians, business partners (all of which may have differing requirements.)
NIST SP 800-53 Rev 5: MA–3 Maintenance Tools 3.7 3.7.1 3.7.2 3.7.4 3.7.5 Maintenance
NIST resources that defines requirements for review, assessment, and approval of system maintenance tools
NIST SP 800-53 Rev 5: MA–4 Nonlocal Maintenance 3.7 3.7.1 3.7.5 Maintenance
NIST resources that define requirements for nonlocal system maintenance activities
NIST SP 800-53: IA-2 Identification and Authentication (Organization Users) 3.5 3.5.3 3.7 3.7.5 Identification and Authentication Maintenance
Control objectives for the implementation of multi-factor authentication from NIST SP 800-53.
NIST SP 800-53: MA-5 Maintenance Personnel 3.7 3.7.2 3.7.5 3.7.6 Maintenance
NIST resource that defines processes for maintenance personnel.
NordLayer – The importance of multi-factor authentication for remote access 3.5 3.5.2 3.5.3 3.7 3.7.5 Identification and Authentication Maintenance
This blog post describes why multifactor authentication (MFA) is important for remote access.
State of Georgia – System Maintenance Policy 3.5 3.5.2 3.5.3 3.7 3.7.5 Identification and Authentication Maintenance
This example policy from the State of Georgia provides a starting point for system maintenance.