John Donovan

CISO, Malwarebytes (

Twitter: @idjohn 


John Donovan is a cyber-security, technology, and business leader based in Silicon Valley. He is an active member of the cyber-security community in the San Francisco Bay Area and beyond. John has been a speaker and participant in webinars, private security events, and conferences such as RSA Conference, defcon, BSides, Identity World, and Cornerstones of Trust.

John is passionate about developing the next generation of cyber-security engineers and leaders. He has partnered with businesses, non-profits, and educational institutions to bring security content and opportunities to students and people looking to make a career change to cyber-security. John leads the outreach efforts for the Silicon Valley Chapter of ISSA ( ). He is past president and a board director for the Silicon Valley ISSA and is a member of other security groups such as OWASP. John has been active with ISSA International ( ) and is a member of the CISO Advisory Council for the ISSA’s CISO Executive Forum.

In his day job, John builds and runs security programs and is currently head of security for Malwarebytes. Past professional positions include developing and managing Security, Risk Management, IT, and Engineering programs for Illumio, Veracode, NetApp, Xilinx, and other security and technology companies.

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