Rad Security is a technology company.
Rad Security has raised $20.6M across 3 funding rounds.
Rad Security has raised $20.6M in total across 3 funding rounds.
Rad Security has raised $20.6M in total across 3 funding rounds.
Rad Security's investors include .406 Ventures, Andreessen Horowitz, Aviso Ventures, Lytical Ventures, Sweater Ventures, Vertex Ventures, Grant Miller, Awesome Ventures, Blu Venture Investors, Jetstream, M13, Moving Capital.
RAD Security is a cloud-native security company founded in 2021 that builds an agentic AI-powered platform for runtime-aware cloud security, specializing in behavioral detection and response for containerized and cloud workloads.[3][4][5] It serves engineering and security teams at enterprises, solving the problems of high false positives from signature-based tools, alert fatigue, manual triage, and compliance burdens by using signatureless behavioral profiling, automated AI investigations, and explainable AI workers that handle triage, reporting, and remediation in real-time.[4][5] The platform reduces investigation time from 30 days to 3 minutes, cuts phantom risks by 90%, and enables faster responses by 87%, allowing teams to scale without hiring while replacing redundant SOAR tools and brittle playbooks.[4] With $20M raised ($6M seed, $14M Series A in 2025) and ~47 employees in San Francisco, RAD shows strong growth momentum, recognized by AWS, NVIDIA, CrowdStrike, and as a Black Hat finalist.[3][5]
Note: RAD Security (www.radsecurity.ai, formerly KSOC) is distinct from Robotic Assistance Devices (RAD, radsecurity.com), a separate AI robotics firm for physical security.[1][2]
RAD Security was founded in 2021 by Jimmy Mesta and Brooke Motta in San Francisco, emerging from the need for advanced cloud-native security amid rising containerized infrastructure attacks.[3][5] The idea stemmed from frustrations with legacy signature-based cloud workload protection platforms (CWPP), which generate excessive false positives and fail at early detection; the founders pivoted from KSOC to create a signatureless, behavioral approach powered by AI.[5] Early traction came via a $6M seed round for product development and go-to-market, followed by a $14M Series A in 2025 from investors like Cheyenne Ventures to scale operations and expand market reach.[3] Pivotal moments include the August 2024 launch of AI-powered incident investigation at Black Hat, combining behavioral detections with LLMs for automated triage, and releases like the RAD Open Source Catalog for workload fingerprints.[5]
RAD Security stands out in cloud security through these key strengths:
RAD Security rides the cloud-native security wave, capitalizing on explosive growth in containerized/Kubernetes deployments where traditional signature-based tools falter against novel attacks.[5][6] Timing is ideal amid 2024-2025 surges in AI-driven security and shift-left practices, as enterprises face talent shortages and compliance pressures (e.g., GRC automation).[4] Market forces like rising cloud breaches, AI adoption in cybersecurity, and investor focus on behavioral analytics favor RAD, positioning it against CWPP giants by enabling proactive, explainable defense.[3][5] It influences the ecosystem by advancing standards like behavioral workload fingerprints via open-source contributions and reducing security's drag on engineering innovation.[5]
RAD Security is poised for rapid expansion post-Series A, likely targeting deeper integrations with hyperscalers and humanoid/AI security trends while unveiling advanced features like its teased enforcement tools.[3][4] Trends like agentic AI proliferation, zero-trust runtime monitoring, and automated GRC will amplify its edge, potentially leading to Series B funding or acquisition by 2026-2027 as cloud threats evolve.[3][5] Its influence may grow by humanizing security ops—freeing teams for innovation—echoing its founding mission to prioritize growth over alerts, much like how it transforms overwhelmed SecOps into scalable powerhouses.[4]
Rad Security has raised $20.6M across 3 funding rounds. Most recently, it raised $14.0M Series A in February 2025.
| Date | Round | Lead Investors | Other Investors |
|---|---|---|---|
| Feb 1, 2025 | $14.0M Series A | .406 Ventures, Andreessen Horowitz, Aviso Ventures, Lytical Ventures, Sweater Ventures, Vertex Ventures, Grant Miller | |
| Feb 1, 2022 | $6.0M Seed | .406 Ventures, Andreessen Horowitz, Aviso Ventures, Lytical Ventures, Sweater Ventures, Vertex Ventures, Grant Miller | |
| Oct 1, 2021 | $650K Seed | Andreessen Horowitz, Aviso Ventures, Awesome Ventures, Blu Venture Investors, Jetstream, M13, Moving Capital, Preface Ventures, Resolute Ventures, Scale Asia Ventures, SNR, Sweater Ventures, Ten Eleven Ventures, True Ventures, Curtis Chambers, Oleg Rogynskyy, Thomas Noonan, Tom McInerney, Tom Williams |