Matthew Gardiner

Matthew Gardiner

Principal Security Strategist |


Matthew Gardiner is Principal Security Strategist at Mimecast and is currently focused on email security, phishing, malware and cloud security. With more than 15 years focused in security, Matthew’s expertise in various roles includes threat detection & response, network monitoring, SIEM, endpoint threat detection, threat intelligence, identity & access management, Web access management, identity federation, cloud security, and IT compliance at RSA, Netegrity, and CA Technologies. Previously he was President and a member of the board of trustees of the security industry non-profit, the Kantara Initiative. Matthew has a BS in Electrical Engineering from the University of Pennsylvania and an SM in Management from MIT's Sloan School of Management.

Posts by Matthew Gardiner

Email Security, Web Security

Artificial Intelligence in Cybersecurity: Where are We on the Technology Adoption/Hype Cycle?

You likely have noticed how prevalent artificial intelligence (AI) and its related terms such as machine learning, neural networks, and big data analytics have become in the last several years in the world of cybersecurity. Doesn’t it make sens…

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Brand Protection

Getting to p=Reject, Mimecast’s Internal DMARC Project: Part 2

A DMARC project goes well beyond just DNS administration; team structure and proper owned domain discovery, categorization, and prioritization will ensure a smooth journey to p=Reject. In my first blog on Mimecast’s internal DMARC project, I la…

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Brand Protection

Getting to p=Reject, Mimecast’s Internal DMARC Project: Part 1

Creating a DMARC record and setting it to p=Reject would seem to be very easy. It can be – but there are several considerations, such as learning who your “good email spoofers” are and how to keep their delivery high, while stopping…

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