Success in vulnerability management is no longer about who can report the most theoretical vulnerabilities, no matter how technically severe. Organizations need proof, with evidence, of which vulnerabilities are known to cause the most damage if left unaddressed, to focus on remediating those first. That’s what Evidence does.
Jeremiah Grossman is CEO of Evidence and a pioneering cybersecurity leader with over 25 years of industry impact. He was one of Yahoo’s first security officers and went on to found WhiteHat Security and Bit Discovery, acquired in just three years. He now invests in cybersecurity startups through Grossman Ventures and continues to shape modern web application security and attack surface management.
Robert “RSnake” Hansen is CTO of Evidence and is known for his foundational work in web security. He discovered and popularized techniques including Clickjacking, Slowloris, and DNS Rebinding. As a leader at WhiteHat Security and Bit Discovery, his work has shaped modern security standards the broader field of appsec.
Heather Konold is COO of Evidence and a veteran operations leader with 20+ years experience scaling cybersecurity companies. She has led finance, HR, and strategic planning at venture-backed startups. Heather played a key role at Bit Discovery and now guides investments with Grossman Ventures.
Lex Arquette is CPO of Evidence and a veteran technologist with 25+ years of experience building software used around the world. As an early engineer on Facebook’s Growth team, he built core parts of the UX that helped the platform scale to billions of users. Lex later cofounded WhiteHat Security and Bit Discovery. His work blends design with technical expertise to build products that scale globally.
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Your enterprise will be recognized as one of the few insiders driving the next era of enterprise security.
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You gain visibility and access to
capabilities long before they reach the market.
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Your enterprise will be recognized as one of the few insiders driving the next era of enterprise security.
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Extended access, dedicated support,and preferred pricing once the productlaunches.
Jeremiah Grossman is the CEO of Evidence and one of the most iconic figures in cybersecurity with over 25 years of contributions that have shaped the industry. He began as one of Yahoo’s first security officers before founding WhiteHat Security, which grew into the largest professional hacking team. After WhiteHat’s acquisition, he joined SentinelOne as Chief of Security Strategy, helping drive its record-breaking IPO, and later co-founded Bit Discovery, acquired in just three years. Jeremiah pioneered web application security, cyber warranties, and attack surface management, earning recognition from Microsoft, Google, Facebook, and features in outlets like The Wall Street Journal and The New York Times. A Brazilian Jiu-Jitsu black belt and adrenaline-seeker, he now invests through Grossman Ventures and recently opened Toybox, a luxury car club in Boise, Idaho.
Robert "RSnake" Hansen is the CTO of Evidence and one of cybersecurity’s most prolific researchers, known for foundational work in web security. He discovered and helped popularize techniques like Clickjacking, Slowloris, and DNS Rebinding, and led security at companies including WhiteHat Security and Bit Discovery, both acquired. Robert has advised banks, cloud providers, and defense agencies, founded ha.ckers.org, built one of the internet’s first security labs, and helped shape browser security standards through his exploits and disclosures. He’s also a published author, a frequent conference speaker, and advisor.
Heather Konold is the COO of Evidence and a veteran operations leader with over 20 years of experience scaling cybersecurity companies. She has led finance, HR, and strategic planning functions across multiple venture-backed startups, guiding them through high-growth phases, acquisitions, and executive transitions. Heather was instrumental in the success of both WhiteHat Security and Bit Discovery, where her steady hand shaped everything from team structure to board operations. With deep instincts for organizational health and a track record of delivering results, she specializes in turning technical vision into operational momentum. She has managed tens of millions in revenue, led M&A processes, and is known internally as the person who keeps everything (and everyone) moving forward.
Lex Arquette is the CPO at Evidence and a veteran technologist with 25+ years building high-impact software at scale. As an early engineer on Facebook’s Growth team, he designed and built core parts of the onboarding flow that helped the platform reach over a billion users, and co-invented Facebook Live. Lex previously co-founded WhiteHat Security and Bit Discovery, both acquired, and has built web technologies used by over a third of the planet. Known for blending human-centered design with deep technical expertise, Lex brings a product vision shaped by experience at every stage, from founding startups to building for billions. When he’s not building product, Lex advises early-stage founders, works on UX-focused security tools, and lives on Maui with his family.
Behind Evidence is a trusted network of security leaders, engineers, and researchers working toward a common goal: bringing clarity and impact back to vulnerability management.
They’ve seen what works, and what doesn’t. Now they’re backing a better model: one driven by proof, not panic.
With their expertise and reach, we’re spreading a simple message: Fix what’s real. Let the rest wait.
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