Privacy Policy - Markhor Captcha

1. Introduction

Markhor Captcha ("we", "our", or "us") operates the website https://markhorcaptcha.com and the Markhor Captcha Chrome Web Extension. This Privacy Policy outlines how we collect, process, and protect your information when using our automated CAPTCHA recognition software and cloud infrastructure.

2. Information We Collect

We adhere to strict data minimization practices. The Markhor Captcha extension and platform process only the following essential data:

CAPTCHA Image Data: When a CAPTCHA challenge is detected on your active browser page, the extension extracts image pixels or Base64 data URLs to transmit them to our optical recognition engine for solving.
License Authorization Keys: Your user-provided license key is transmitted via encrypted HTTP headers (`x-api-key`) to verify your active subscription status.
Extension Preferences: Configured settings (e.g. submit delay, server mode preference) are stored locally within your Chrome profile (`chrome.storage.sync`).

3. How We Use Information

The collected data is used exclusively for the following purposes:

Real-time optical character recognition (OCR) and CAPTCHA challenge resolution.
License key authentication and subscription quota management.
Maintaining system stability and preventing API abuse or unauthorized server access.

4. Data Retention & Privacy Guarantees

🛡️ Zero Permanent Storage Guarantee

CAPTCHA images sent for solving are processed in-memory (RAM) in real-time and are immediately discarded after classification. We do NOT store, archive, or database CAPTCHA images or target webpage URLs.

5. No Third-Party Data Sharing

We strictly do NOT sell, rent, trade, lease, or transfer any user information, browser activity, browsing history, or personal identifiers to third-party advertisers, data brokers, or external entities.

6. Security

All communications between the extension and our cloud servers are secured using 256-bit Transport Layer Security (TLS / HTTPS) encryption. API authorization is verified using HMAC SHA-256 authentication checks.

7. Contact Us

If you have questions or concerns regarding this Privacy Policy, please contact our support team:

Email: support@vecnaselfie.com
Telegram: @VecnaDev