behavioral-security
(2)
Nudge Security
Nudge Security is an Austin-based cybersecurity company that helps organizations discover and govern the SaaS and AI applications their employees adopt, often without IT's knowledge. Founded in 2021 by Russell Spitler and Jaime Blasco, the platform combines Day One SaaS and AI app discovery, security posture management, identity governance, third-party risk, and spend management, then reaches employees directly with 'security nudges' via browser, Slack, and Teams to guide safer choices without blocking work. It raised a $22.5M Series A in November 2025 and serves nearly 200 customers.
Russell Spitler
Russell Spitler is co-founder and CEO of Nudge Security, an Austin-based cybersecurity company that helps organizations discover and govern the sprawl of SaaS and AI apps employees adopt on their own. He previously ran product strategy at AT&T Cybersecurity and AlienVault, where he co-founded the Open Threat Exchange, one of the largest open threat intelligence communities in the world. In November 2025, Nudge Security raised a $22.5 million Series A led by Cerberus Ventures, bringing total funding to roughly $39 million.