Updated Apr 23, 2026
Score 35
Harmonic Security logo

Harmonic Security

Ranked #243 of 1,000+ cybersecurity companies
Profile
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INITIALIZING DATA STREAM...

Overview

Legal Name
Harmonic Security Inc.
Founded
2023
Crunchbase Rank
#9430

Harmonic gives you the control to unlock safe, fast AI adoption.

Harmonic Security enables organizations to adopt Generative AI safely with real-time, pre-trained data protection that monitors and prevents sensitive-data leaks without complex labeling or rules, giving security teams full control through user-friendly nudges; an RSA Innovation Sandbox 2024 finalist redefining data protection for the GenAI era.

Industries
Network Management SoftwareTechnology, Information and InternetCybersecurityArtificial Intelligence & Machine Learning
Type
Privately Held
Social Media
linkedintwitter

Company Size

Employees
 
68
Range51–200 employees
110K+

Headquarters

1390 Market St, San Francisco, CA 94102

Followers

 
8,613

Press Coverage

DateArticlePublisher
Oct 31, 2025AI chatbots are sliding toward a privacy crisisHelp Net Security
Oct 9, 2025AI will ‘pain whole swathe of UK economy before providing net benefit’London Evening Standard
Sep 18, 2025RiskRubric.ai Now Generally Available as the First-Ever AI Model Risk LeaderboardPR Newswire
Sep 18, 2025RiskRubric.ai Officially Launches as the First AI Model Risk Leaderboardcitybiz
Sep 1, 2025Shadow AI Discovery: A Critical Part of Enterprise AI GovernanceThe Hacker News
Jul 31, 2025Report: 1 in 5 GenAI File Uploads Contain Sensitive Enterprise InfoDIGIT
Jul 31, 202522% of All Files and 4.37% of Prompts Submitted to GenAI tools by Employees Contain Sensitive DataBusiness Wire
Jul 24, 2025Overcoming Risks from Chinese GenAI Tool UsageThe Hacker News
Jul 21, 2025Are your employees using Chinese GenAI tools at work?Help Net Security
Jul 17, 20251 in 12 Employees Use at Least One Chinese GenAI Tool at Work Reveals New Analysis of 14,000 End UsersBusiness Wire

1–10 of 12

Specialties

data protectiongenai DLPAI data protectionAI governanceAI usage controlShadow AI

Categories

Cyber SecurityGenerative AIInternetNetwork SecuritySecurity

Product

NameDescription
Harmonic ProtectA browser-based data protection solution that monitors and controls sensitive data usage in generative AI tools to prevent data leaks and ensure compliance.
MaestroAn AI-powered data protection assistant that reviews sensitive data leaving the organization and interacts with users to guide secure AI use.
AI Asset InventoryA tool to catalog and monitor all AI applications used within an organization, including shadow AI, to manage risk and compliance.
GenAI Supply Chain Risk IdentificationA service that identifies generative AI applications that may be training on an organization's sensitive data, highlighting potential security risks.
User Coaching and Inline TrainingA feature that provides real-time guidance and training to users to promote safe and compliant use of AI tools within the organization.