Harmonic Security
Harmonic governs workforce AI use and agent activity with contextual discovery, data classification, and inline controls across supported applications and endpoints.
Facts
Source per value- Agent security, as documented What the vendor documents for this capability.
- Governs autonomous workflows at the MCP and tool layers. 1
- AI-SPM and AI-BOM, as documented What the vendor documents for this capability.
- Discovers how employees and agents use AI across desktop apps, CLI tools, IDEs, APIs, and MCP workflows. 1
- Deployment Documented hosting and installation options.
- Browser extension and MCP Gateway; gateway supports Windows, macOS, and Linux. 1
- Latest disclosed round $M Size of the most recent funding round the company or the press reported, in US$ millions.
- 17.5 2
- Funding Latest round, lead investor and month, plus the total raised where the source states it.
- $17.5M Series A led by Next47, October 2024; more than $26M raised in total. 2
Sources
- Harmonic Security: harmonic.security accessed 2026-11-11
- Help Net Security: Harmonic Security raises $17.5M accessed 2026-11-11
Similar vendors
All 56 vendors- Arthur: Arthur offers enterprise agent security and governance with discovery, behavioral analytics, runtime guardrails, and audit evidence.
- Aurascape: Aurascape secures enterprise AI usage and AI agents with discovery, data protection, adversarial testing, and runtime controls.
- Credo AI: Credo AI sells an AI governance platform: a registry of AI systems, agents and vendors, continuous risk assessment and compliance mapping.
- CrowdStrike Falcon AI security: CrowdStrike provides enterprise AI agent discovery, identity controls, supply-chain protection, and gateway response through its Falcon platform.
By job: Agent security, AI-SPM and AI-BOM.
Get a quote from Harmonic Security and similar vendors
Tell us what you need once. We send it to matching vendors and they reply to you directly.