Provisio engineer talks digital signage security

In this episode of Digital Signage Today, host Judy Model interviews Calvin Ward, a senior support engineer at Provisio, to discuss the critical importance of security in digital signage deployments. Ward emphasizes that digital signage systems—often unattended, always connected, and integrated with sensitive data—are prime targets for cyberattacks, physical tampering, and misinformation campaigns. He explains how Provisio’s SiteKiosk Online solution uses a 'defense in depth' or 'zero trust' approach, locking down the Windows shell, restricting user access to approved applications and websites, and preventing unauthorized system interactions. The conversation highlights that security is a shared responsibility between enterprises and solution providers, requiring collaboration across IT, operations, and network teams. Ward also warns that digital signage should be treated as a potential access point to critical systems, not just a display screen, and stresses the need for network segmentation, hardware hardening, and continuous monitoring. Looking ahead, he notes that rising regulatory pressures, AI-driven threats, and increased data privacy mandates are making security more critical than ever, though AI also offers new tools for intrusion detection. Real-world examples of hacktivist attacks and ransomware incidents underscore the risks of complacency. Key takeaways include: treat every digital signage device as a network endpoint; implement zero trust principles from the outset; use secure software with strong defaults; enforce network segmentation and physical security; enable two-factor authentication and fine-grained user permissions; and conduct regular security reviews. The episode concludes with a strong reminder that security must be proactive, not reactive, and integrated into the planning phase of any digital signage project.