CISO Tribune

CISO appointment

Dennis Dayman named Chief Information Security Officer at Code42

By CISO Tribune Editorial · Published · Updated

Dennis Dayman is the Chief Information Security Officer of Code42. Dennis joins from Proofpoint, where they served as Resident CISO.

Records: Code42 · Dennis Dayman · Career profile on CISO Spotlights ↗

PersonDennis Dayman
New roleChief Information Security Officer
CompanyCode42
Previous roleResident CISO, Proofpoint
AnnouncedMarch 26, 2024
Added to the recordSeptember 30, 2026
SourceGlobeNewswire (company announcement)

Context from the record

Other Cybersecurity Vendors appointments in the first quarter of 2024

  • Wyman Lewis, Chief Information Security Officer, Apptega
  • Andrew Rose, Chief Security Officer, SoSafe
  • Jadee Hanson, Chief Information Security Officer, Vanta
  • Christopher Leach, Chief Information Security Officer, Judy Security
  • Tim Bandos, Chief Information Security Officer, Xcitium

Who runs security in Cybersecurity Vendors.

What this move signals

Code42 announced the appointment of Dennis Dayman as Chief Information Security Officer. Dayman previously served as Resident CISO for Proofpoint and held Chief Privacy and Security Officer positions at Maropost, Return Path, and Eloqua.

What the sources say

According to the release, Dayman is responsible for security operations, incident response, global risk and compliance, and the management of internal and external threats. The release says he joins the Code42 executive team to drive its strategy for information security and IT risk management.

The company says Dayman has more than 25 years of experience across privacy, data governance and cybersecurity, including experience in leadership at global organizations. According to the release, he also served, at the time of the announcement, as Chair of the Policy Subcommittee on the U.S. Department of Homeland Security Data Privacy and Integrity Advisory Committee. The release says that role involves giving technological, operational and policy advice on issues within DHS relating to data privacy and data integrity.

According to the release, Code42 works in the field of insider threat and data loss protection. The company says its Code42 data protection is native to the cloud, detects theft, leak, loss and exposure of data, and speeds incident response. The company says its data protection solution can be configured for PCI, HIPAA, GDPR and other compliance frameworks and is FEDRAMP-authorized.

According to the company, Code42 was founded in 2001, is backed by Split Rock Partners, NewView Capital, JMI Equity and Accel Partners, and has its headquarters in Minneapolis, Minnesota. The company says Code42 counts itself among the founding members of the Insider Risk Community. The company says it maintains several offices across the United States and that its clients include Lyft, Okta and CrowdStrike.

The Briefing

Every verified CISO move of the week, in your inbox Friday.

Every verified CISO move and one piece of analysis, weekly.

Unsubscribe any time. See the privacy policy.