# Brian Dye

> Brian Dye is the CEO of Corelight, the network detection and response (NDR) company behind the enterprise deployment of Zeek, the open-source network security monitor trusted by the U.S. military, major banks, and critical infrastructure operators worldwide. After a 20-year career spanning Symantec, McAfee, Citrix, and Intel, Dye joined Corelight as CPO in 2018 and was elevated to CEO in August 2020. Under his leadership the company has grown 40% annually, expanded its cloud/SaaS business by 300%, secured a $150M Series E at a $900M valuation in April 2024, and positioned itself at the intersection of AI-driven automation and high-fidelity network evidence.

- **Role:** CEO at Corelight
- **Organizations:** Corelight, Symantec, McAfee, Citrix Systems, Intel
- **Nationality:** American
- **Education:** Bachelor's Degree, Chemical Engineering, Massachusetts Institute of Technology (MIT), MBA, Marketing and Strategy, Stanford Graduate School of Business
- **Known for:** Scaled Corelight to a $900M valuation with $150M Series E (2024), Grew Corelight's SaaS/cloud business 300% year-over-year, Expanded customer base to all six U.S. military branches

## Career timeline

- **1996** — Graduated MIT with a degree in Chemical Engineering
- **2003** — Completed MBA at Stanford GSB in Marketing and Strategy
- **2003-2013** — Symantec - Senior Vice President, Information Security Group; led gateway security, DLP, trust services, and managed security
- **2013-2015** — Citrix Systems - VP, Mobile Platforms Group; managed enterprise mobility
- **2015** — Joined Intel
- **2018** — Joined Corelight as Chief Product Officer
- **2020-08** — Appointed CEO of Corelight; Michele Bettencourt becomes Executive Chair
- **2021** — Corelight secures $75M Series D
- **2023** — Spoke at mWISE Conference on security infrastructure
- **2024-04** — Corelight closes $150M Series E led by Accel at $900M post-money valuation, with participation from Cisco Investments and CrowdStrike
- **2025** — Spoke at RSAC 2025 on 'What Endpoint Security Isn't Catching'
- **2025-04** — Featured in Accel's 'Spotlight On' podcast on scaling and experimentation
- **2026-02** — Appeared on CNBC Fortt Knox on AI-powered attacks and cybersecurity shifts

## Achievements

- Scaled Corelight to a $900M valuation with $150M Series E (2024)
- Grew Corelight's SaaS/cloud business 300% year-over-year
- Expanded customer base to all six U.S. military branches
- Led 40% annual company growth rate at Corelight
- Oversaw $309M total funding across six rounds
- Transitioned Corelight from founder-led startup to enterprise-scale security company
- Built enterprise adoption of Zeek, the open-source network security monitor
- Helped a major customer reject a $10M ransomware demand using Corelight network evidence

## Latest updates

- **2026-02** — Appeared on CNBC Fortt Knox discussing AI-powered attacks and the future of cybersecurity
- **2025-10** — Featured on Tech Talks Daily discussing 'Outsmarting AI-Powered Attackers'
- **2025-06** — Corelight published case study on customer rejecting $10M ransomware demand using Corelight network evidence
- **2025-04** — Featured in Accel's 'Spotlight On' podcast on scaling lessons and experimentation
- **2025** — Spoke at RSAC 2025: 'What Endpoint Security Isn't Catching: Why Network Visibility Still Matters'
- **2024-04** — Corelight closed $150M Series E led by Accel with Cisco Investments and CrowdStrike participation at $900M valuation

## Links

- Website: https://corelight.com
- LinkedIn: http://www.linkedin.com/in/brdye
- Twitter/X: https://twitter.com/dye_brian

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Profile page: https://yespress.io/brian-dye
Published by YesPress — https://yespress.io
Last updated: 2026-05-14