Tonic Security Raises $7M to Tackle Alert Overload in Cybersecurity

Tonic Security, a Tel Aviv–based cybersecurity startup, has raised US$7 million in a seed funding round led by Hetz Ventures, with participation from Vesey Ventures and a group of seasoned angel investors from the security sector.

Founded by industry veterans Sharon Isaaci (CEO), David Warshavski (CPO), and Greg Ainbinder (CTO), Tonic Security aims to tackle one of the most pressing challenges in enterprise security operations: the overwhelming volume of alerts generated by modern security tools. The company has developed an alert management platform designed to help security teams prioritize findings based on contextual signals, including the business impact of vulnerabilities and the relationships between systems.

Key Highlights

• Tonic Security, a Tel Aviv–based cybersecurity startup, raises US$7 million in seed funding
• The round was led by Hetz Ventures, with participation from Vesey Ventures and angel investors
• The platform helps security teams prioritize and contextualize alerts, improving vulnerability resolution based on business impact and system relationships

This approach allows teams to focus on what matters most and accelerate vulnerability remediation—ultimately reducing organizational risk. The seed funding will be used to expand the team, accelerate product development, and scale customer acquisition efforts globally.

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Tonic Security enters the market at a critical time, as enterprises face an ever-growing alert fatigue problem, with thousands of daily alerts that security teams often struggle to triage. By offering a solution that brings clarity and context to this chaos, Tonic is poised to reshape the way organizations respond to cybersecurity threats.