The UC Cybersecurity Landscape in 2026

In this UC Today interview, Kristian McCann sits down with Leslie Nielsen, Chief Information Security Officer at Mimecast, to unpack what the cybersecurity landscape will look like for UC in 2026.

Security, Compliance & RiskInterview

Published: January 6, 2026

Kristian McCann

View on YouTube.

As AI reshapes both attack and defense strategies, Nielsen offers expert insights into how businesses can stay ahead of increasingly sophisticated threats targeting platforms like Microsoft Teams and Slack. If you care about collaboration security in the age of AI, this is one discussion you won’t want to miss.

Discover:

  • How AI is making cyberattacks more nuanced and convincing, blurring the line between real and fake users.
  • Why social engineering and “cyber mafias” present the biggest UC security risks in 2026.
  • The importance of minimizing your attack surface and building zones of trust across collaboration platforms.
  • How AI-powered defense strategies can help security teams turn massive data sets into actionable insights.

Tune in to hear all this and more about the cyberscurity facing UC in the coming year!

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