Tim McAllister
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Tim McAllister, a seasoned professional with over 24 years of experience in senior management roles, currently serves as the Senior Director of Digital Trust at DigiCert, a provider of scalable identity and encryption solutions for the web and connected systems and devices. His expertise spans product marketing and management, as well as business development. Recognised as an industry and standards technical strategist, he specialises in digital trust for connected devices, spanning medical, industrial, energy, electric vehicles and other critical infrastructure and enterprise systems. His work is pivotal in addressing the vulnerabilities of connected and IoT devices in healthcare, energy and smart building settings, with a focus on securing the future of electric vehicle charging technology.

Chromecast certificate outage is the tip of the iceberg

A Chromecast certificate outage highlighted a wider problem in certification, writes Tim McAllister – Senior Director of Digital Trust, DigiCert In early March 2025, Chromecast customers learnt that their devices weren’t working with an ‘untrusted device’ error message. Their devices…