Cylake Raises $45 Million to Secure Organizations Barred From Cloud

Cybersecurity startup Cylake announced its launch last week, raising $45 million in seed funding for a platform designed for highly regulated organizations that cannot use public cloud services.

Greylock Partners led the seed funding round, which will enable Cylake to complete development of its platform, expected to become generally available in early 2027.

Cylake was co-founded by Nir Zuk (CEO), Wilson Xu (chief development officer), and Ehud (Udi) Shamir (chief architect). Zuk is a founder of Palo Alto Networks, serving as the company’s CTO for more than two decades.

Shamir co-founded SentinelOne in 2013 and also worked at Palo Alto Networks, as distinguished software developer and security researcher. Xu served as engineering VP at Palo Alto Networks for more than a decade. They are also joined by René Bonvanie, previously CMO of Palo Alto Networks.

Little information is available about the Cylake platform, but the company says it’s ...