Grant Bourzikas, Chief Security Officer, joined Cloudflare in 2023. His role is to protect the company from sophisticated adversaries, and stay ahead in today’s threat landscape. He also oversees CloudforceOne (Cloudflare’s threat intelligence, research & operations team) and acts as “Customer Zero", to help accelerate innovation across Cloudflare’s products. Grant is a seven-time CSO with experience across the financial services industry at HSBC and Silicon Valley Bank, as well as at a Fortune 500 critical infrastructure company, an online trading organization and organization in the gaming space. Grant is a CPA and CISSP, and holds a Master's in Data Science and Artificial Intelligence from Southern Methodist University, and a Bachelor of Science in Accounting from the University of Missouri in St. Louis.
https://www.linkedin.com/in/grantbourzikas/2026-05-18
In recent weeks, we pointed Mythos and other security-focused LLMs at live code across critical parts of our infrastructure. We share what we observed, the models’ strengths and weaknesses, and what the work around them needs to look like before any of it can scale....
2025-09-02
An advanced threat actor, GRUB1, exploited the integration between Salesloft’s Drift chat agent and Salesforce to gain unauthorized access to Salesforce tenants of Cloudflare and many other companies....
2025-03-16
Over the next week, we will discuss the latest trends in cyber security, announce new products and partnerships, and showcase the latest in Cloudflare technology. Welcome to Security Week 2025!...
