VendorsHarmonic Security
Harmonic Security
Cybersecurity reports and statistics published by Harmonic Security
8 categories4 reports
Research Reports
Reports and publications from Harmonic Security
Recent Statistics & Reports
57% of sensitive data uploaded to generative AI tools is classified as business or legal data, with 35% of that involving contract or policy drafting.
11/16/2025•
Gen AISensitive dataBusiness data
25% of all sensitive data disclosures involve technical data, with 65% of that consisting of proprietary source code copied into generative AI tools.
11/16/2025•
Gen AISensitive dataTechnical data
15% of all sensitive data uploaded to generative AI tools involves personal or employee data, including identifiers such as names and addresses.
11/16/2025•
Gen AISensitive dataPersonal data
The average organization used 27 distinct AI tools in Q3 2025, down from 23 new tools introduced in Q2 2025.
11/16/2025•
Gen AIAI tools
12% of all sensitive data exposures originate from personal accounts, including free versions of generative AI tools.
11/16/2025•
Gen AISensitive dataPersonal Gen AI account
26.4% of all file uploads to generative AI tools contained sensitive data between July and September 2025, an increase from 22% in Q2 2025.
11/16/2025•
Gen AISensitive data
The average enterprise uploaded more than three times as much data to generative AI platforms in Q3 2025, with 4.4GB compared to 1.32GB in Q2 2025.
11/16/2025•
Gen AI
47.42% of sensitive employee uploads to Perplexity were from users with standard (non-enterprise) accounts.
7/31/2025•
AIGen AIPerplexity
15% of Google Gemini use by employees was via personal accounts.
7/31/2025•
AIGen AIGoogle Gemini
2.5% of all sensitive prompts analysed in Q2 originated in Claude.
7/31/2025•
AIGen AIClaude
Sensitive data in files sent to GenAI tools showed a disproportionate concentration of sensitive and strategic content compared to prompt data, with files being the source of 79.7% of all stored credit card exposures, 75.3% of customer profile leaks, 68.8% of employee PII incidents, and ◦ 52.6% of total exposure volume in financial projections.
7/31/2025•
AIGen AISensitive data
535 separate incidents of sensitive exposure were recorded involving Chinese GenAI tools.
7/31/2025•
AIGen AIChinese Gen AI
2.1% of all sensitive prompts analysed in Q2 originated in Poe.
7/31/2025•
AIGen AIPoe
7.95% of employees in the average enterprise used a Chinese GenAI tool.
7/31/2025•
AIGen AIChinese Gen AI
26.3% of ChatGPT use by employees was via personal accounts.
7/31/2025•
AIGen AIChatGPT
Code leakage was the most common type of sensitive data sent to GenAI tools.
7/31/2025•
AIGen AISensitive data
13.7% of all sensitive prompts analysed in Q2 originated in Microsoft Copilot.
7/31/2025•
AIGen AIMicrosoft Copilot
The average enterprise uploaded 1.32GB of files (half of which were PDFs) to GenAI tools and AI-enabled SaaS applications in Q2. A full 21.86% of these files contained sensitive data.
7/31/2025•
AIGen AISensitive data
Of analyzed prompts and files submitted to 300 GenAI tools and AI-enabled SaaS applications between April and June, 22% of files (totaling 4,400 files) and 4.37% of prompts (totaling 43,700 prompts) were found to contain sensitive information.
7/31/2025•
AIGen AISensitive data
Of these incidents involving Chinese GenAI tools, the exposed data types included: 32.8% involving source code, access credentials, or proprietary algorithms; 18.2% including M&A documents and investment models; 17.8% exposing PII such as customer or employee records; and 14.4% containing internal financial data.
7/31/2025•
AIGen AIChinese Gen AI
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