NIST SP 800-58 Security Considerations for Voice Over IP Systems

Cybersecurity and Infrastructure Security Agency Alerts

National Vulnerability Database

The MITRE Corporation – Common Vulnerabilities Exposure

Kaseya – Patch Management Policy

North Carolina State University – System and Software Security Patching Standard

SANS Whitepaper – Building a Vulnerability Management Program – A Project Management Approach

SANS Whitepaper – A Practical Methodology for Implementing a Patch Management Process

NIST SP 800-40 Rev 4: Guide to Enterprise Patch Management Technologies

Ubuntu – Antivirus