Biography

Yaroslav Rosomakho is Chief Scientist at Zscaler, where he leads research and innovation in secure networking, infrastructure resiliency, protocol design, and post-quantum cryptography. He is an active contributor to the IETF, currently chairing the HPKE Working Group and contributing to TLS, QUIC, MASQUE, and HTTP. Yaroslav has authored and co-authored several Internet-Drafts focused on enhancing the security of long-lived encrypted sessions and enabling scalable identity frameworks. Prior to Zscaler, he served as Field CTO at Netskope and held various technical leadership roles at Arbor Networks. His current focus is on building cryptographically resilient systems for the next generation of cloud and zero-trust architectures.