Avi Kasztan

Co-Founder Sixgill, Entrepreneur, Advisory Board Member @ 33N Ventures, Strategic Advisor to CEO @ Brinker

๐Ÿ“ Israel๐Ÿ”„ Updated September 2026๐Ÿ’ผ 1 investments๐Ÿ“… 4 years investing๐Ÿ—“ Last invested Aug 2022
VC๐ŸŒ Israel
1
Total investments
0
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0
Mid stage
1
Late stage
4y
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Portfolio

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Co-Founder | Entrepreneur | Angel Investor
Aug 2022
Cybersixgill continuously collects and exposes the earliest possible indications of risk, moments after they surface on the clear, deep and dark web. Our proprietary algorithms extract data from a wide range of sources, including content from limited-access deep and dark web forums, underground markets, invite-only messaging groups, code repositories, paste sites and clear web platforms, as well as an unparalleled archive of indexed, searchable historical data from as early as the 1990s. This data is processed, correlated and enriched with machine learning techniques to create profiles and patterns of malicious threat actors and their peer networks, delivering critical insight into the nature, source and context of each threat. Our extensive body of threat intelligence data can be consumed through various solution offerings and integrations, each addressing critical customer pain points and use cases. These solutions are scalable, searchable and seamlessly integrated into existing security stacks, quickly arming enterprises, government and MSSPs alike with accurate, relevant and actionable insights to proactively block threats before they materialize into attacks.
Experience ยท 2 entries
All (2)
Founder (1)
2024
Advisory Board Member
Aug 2024
33N Ventures is a specialized venture capital company. Its first fund invests across Europe, Israel and the US in early growth-stage companies developing and commercialising emerging technology solutions in cybersecurity and infrastructure software. 33N has an active approach in supporting companies to expand globally, with an experienced and established international team and an extensive global network of leading entrepreneurs, experts, and cybersecurity decision-makers across industries.
2022
Co-Founder | Entrepreneur | Angel Investor
Aug 2022
Cybersixgill continuously collects and exposes the earliest possible indications of risk, moments after they surface on the clear, deep and dark web. Our proprietary algorithms extract data from a wide range of sources, including content from limited-access deep and dark web forums, underground markets, invite-only messaging groups, code repositories, paste sites and clear web platforms, as well as an unparalleled archive of indexed, searchable historical data from as early as the 1990s. This data is processed, correlated and enriched with machine learning techniques to create profiles and patterns of malicious threat actors and their peer networks, delivering critical insight into the nature, source and context of each threat. Our extensive body of threat intelligence data can be consumed through various solution offerings and integrations, each addressing critical customer pain points and use cases. These solutions are scalable, searchable and seamlessly integrated into existing security stacks, quickly arming enterprises, government and MSSPs alike with accurate, relevant and actionable insights to proactively block threats before they materialize into attacks.