ANSI/AVIXA 11001-1:2022 — Network Security for Audiovisual Systems

The AVIXA Network Security standard addresses the growing security risks in networked AV systems. Modern AV systems are no longer isolated equipment—they integrate with corporate networks, contain microprocessors and software, support remote management, and often interface with building automation and security systems. A compromised AV system can become an entry point to broader network infrastructure or enable surveillance.

The standard establishes minimum security practices for AV system design, configuration, and operation. It covers device hardening, network segmentation, credential management, access control, software updates, and security monitoring. The standard applies to all networked AV devices, from simple network switches and managed displays to complex control systems and media servers.

The standard is increasingly referenced by IT departments, facility managers, and system integrators as a baseline for AV system security.

Device Hardening — Every networked AV device requires baseline security configuration:

Change all default credentials (username/password, API keys, community strings)
Disable unnecessary protocols and services (Telnet, HTTP—use HTTPS, SSH instead)
Apply manufacturer security updates and firmware patches on a scheduled basis
Disable unnecessary network ports and services
Configure devices with a firewall or ACL (Access Control List) to restrict access
Use strong passwords (minimum 12 characters, mixed case, numbers, symbols)
Remove or disable demo/guest accounts before deployment

Network Segmentation — AV systems must be isolated from general office networks:

Deploy AV systems on a dedicated VLAN (Virtual LAN) separate from corporate data
Use a firewall to control traffic between AV VLAN and corporate network
Implement firewall rules that explicitly allow only necessary traffic (whitelist approach)
Separate guest/untrusted networks from AV networks
For PoE networks: Use managed switches with VLAN support and port security
Document the network topology and firewall rules

Access Control and Authentication — Limit who can access AV systems:

Implement Role-Based Access Control (RBAC): admin, operator, viewer roles
Require authentication for all administrative access (no anonymous/guest admin)
Use centralized authentication where possible (LDAP, Active Directory integration)
Audit all administrative actions (logging of configuration changes, user access)
Enforce password expiration and complexity policies
Implement multi-factor authentication (MFA) for remote access to critical systems

Credential Management — Passwords and API keys require special handling:

Never hardcode passwords or API keys in scripts or configuration files
Use credential management systems (password vaults) for shared credentials
Rotate service account passwords quarterly
Document who has credentials for each system (access matrix)
Revoke credentials immediately when personnel leave
Use SSH keys instead of passwords for automated access where supported

Secure Remote Access — Systems accessed remotely must be protected:

Use VPN (Virtual Private Network) for remote technician access, never direct internet exposure
Disable default remote management ports (typically UDP 5900+ for VNC)
If remote access is required: use SSH, RDP over VPN, or secure management console only
Implement inactivity timeouts (auto-disconnect after 30 minutes of no activity)
Log all remote access with timestamps and user identification
Restrict remote access to specific IP addresses (e.g., corporate office only) when possible

Software and Firmware Updates — Devices must be kept current:

Establish a monthly or quarterly patch schedule for updates
Test updates in a non-production environment before deployment
Apply critical security patches immediately; allow 30 days for routine updates
Maintain an inventory of all device firmware versions
Subscribe to manufacturer security bulletins for early notification of vulnerabilities
Document update history for compliance and troubleshooting

Data Protection and Privacy — Sensitive data requires encryption:

Use HTTPS/SSL encryption for any web-based management interfaces
Encrypt passwords and API keys in configuration files (if stored locally)
Use encrypted protocols for management traffic (SSH, SNMP v3, secure HTTPS)
Implement data privacy for any recorded content (video recordings, system logs)
Comply with GDPR, CCPA, or other applicable privacy regulations
Establish data retention and deletion policies for logs and recordings

Physical Security — Physical access to AV infrastructure must be controlled:

Lock equipment rooms and restrict access to authorized personnel
Use cable locks or secured mounting for mobile equipment
Physically secure UPS batteries and power distribution to prevent tampering
Document access to equipment room (who, when, why)

Monitoring and Incident Response — Active security monitoring is essential:

Monitor network traffic for anomalies and unauthorized access attempts
Maintain audit logs for at least 6 months (longer for critical systems)
Establish alerting for failed authentication attempts, configuration changes
Develop an incident response plan: how to detect, contain, and recover from compromise
Test incident response procedures annually
Report security incidents to IT and management per policy

Corporate Conference Room with Network Control —

Network-connected projector, display, camera, microphone
Change all default passwords immediately after installation
Connect to corporate VLAN with firewall ACL: allow only control system IP to manage devices
Disable remote access or configure VPN-only access for service
Monthly firmware checks; update when available but only during maintenance windows
Result: Secure system with appropriate network isolation

Hybrid Meeting Space with Video Recording —

Zoom/Teams integration, recording capability, camera system
Implement role-based access: Operator (start/stop meetings), Admin (configure), Viewer (monitoring)
Use Active Directory for operator/admin authentication
Encrypt all recordings at rest; enforce multi-factor authentication for access
Quarterly security audits of access logs
Result: Professional security posture; audit trail for compliance

Large Venue with Centralized Control System —

Central control processor manages lighting, AV, HVAC systems
Network segmentation: AV VLAN separate from HVAC, building automation, corporate networks
Firewall rules: Only specific ports allowed between VLANs (explicit whitelist)
SSH keys for script-based automation (no hardcoded passwords)
Managed switch with port security: only registered devices permitted on AV VLAN
Incident response: detected unauthorized access logged; procedure to isolate and recover
Result: Enterprise-grade security; defensible in case of audit or incident

Remote System Monitoring for Distributed Locations —

Multiple venues with networked AV systems
Central NOC (Network Operations Center) monitors all systems remotely
VPN tunnel connects each venue to NOC; firewall allows VPN traffic only
Technician access: must authenticate to VPN, then to individual system
MFA required for admin access; time-limited session (30-minute timeout)
Result: Secure remote management without exposing systems to internet

Assuming AV Devices Don't Require Security — Many integrators deploy network-connected AV devices with default credentials, assuming they're not security-relevant. Modern AV devices can be exploited to access networks, disable meeting systems, or enable surveillance. Every networked device requires security hardening.

Creating Overly Restrictive Access That Blocks Legitimate Use — Over-segmentation (e.g., firewall rules so restrictive that authorized users can't perform their jobs) causes people to bypass security. Maintain a balance: restrictive enough to prevent unauthorized access, but permissive enough that authorized users can work efficiently.

Deploying Devices on Corporate Network Instead of Segmented VLAN — Connecting AV devices directly to the general corporate network bypasses the advantage of network segmentation. Even a well-hardened device is exposed to lateral movement attacks. Always isolate AV onto a dedicated VLAN with firewall protection.

Ignoring Firmware Updates Because "It Works" — Devices that work fine may have unpatched security vulnerabilities. Establish a routine update schedule and stick to it. Critical security patches should be applied within 30 days regardless of whether the device is functioning fine.

ANSI/AVIXA 11001-1:2022 — Network Security for Audiovisual Systems

Overview

Key Requirements

Practical Application

Common Pitfalls

Related