Skip to main content

Stop LLM Data Leaks with Knostic’s AI Firewall

Prevent data leaks before they happen. Knostic blocks sensitive information from reaching public AI tools.

Prevent-AI-Driven-Data-Leakage_1_MF-Redlines
Prevent AI-Driven Data Leakage_2

Protect Sensitive Data from Prompts

Prompt Gateway inspects prompts and responses as they flow to public LLMs, blocking secrets, PII, and proprietary code before exposure.

Apply Need-to-Know Rules Seamlessly

Policies filter, mask, or block risky content inline so employees can keep using AI tools productively without risking compliance or IP loss.

Group 532244

Prove What’s Protected

Prompt Gateway provides detailed logs and role-based reporting so security and compliance teams can track enforcement and demonstrate regulatory control.

Prevent AI-Driven Data Leakage_4-1

Key Capabilities

Real-Time Prompt Inspection

Analyze prompts and responses to detect secrets, PII, and proprietary content

Inline Filtering & Masking

Automatically block or sanitize risky inputs and outputs

Role & Context-Based Policies

Enforce need-to-know rules tailored to user role and sensitivity level

Centralized Visibility & Audit Logs

Maintain detailed records for compliance and incident response

Prevent AI-Driven Data Leakage_5_MF Redlines

Frequently Asked Questions

It inspects prompts and responses in real time, blocking or sanitizing sensitive content before it reaches public AI tools.

No. It enables safe adoption of AI tools by allowing, masking, or blocking content based on role, sensitivity, and context.

Data leaks to public models, IP loss, exposure of regulated data, and compliance violations.

Yes. Policies can be tailored to specific roles, departments, and regulatory requirements.

Prompt Gateway delivers detailed logs and dashboards to demonstrate compliance and track enforcement.

Latest research and news

Coding agents, assistants, and MCP security

Claude Code Automatically Loads .env Secrets, Without Telling ...

 
Claude Code automatically loads any .env* files it finds without notifying the user. This behavior is concerning because these files often contain API keys, tokens, and other ...
Coding agents, assistants, and MCP security

MCP Security Issues and Best Practices You Need to Know

 
Fast Facts on MCP Security The Model Context Protocol (MCP) enables AI agents to securely access tools, APIs, and files by standardizing the way capabilities are requested and ...

What’s next?

Want to stop data leaks while enabling safe AI adoption?
Let's talk.

Knostic inspects prompts and responses in real time, applying context-aware guardrails that stop oversharing and ensure compliance.