How Evorenza Protects Your Files

The Zero-Upload Architecture Explained

Evorenza operates on a simple security principle: **the safest file is one that is never sent across the internet**.

Unlike conventional online document services that upload your files to external cloud servers, Evorenza executes 100% of its file processing locally inside your device's web browser memory.

1. How Client-Side Processing Works When you use an Evorenza tool: 1. **Local Ingestion**: When you select or drag a file into the tool, your browser's native `FileReader` API reads the file into a local `ArrayBuffer` or `Blob` in your device's RAM. 2. **In-Browser Transformation**: Conversion, compression, merging, or editing algorithms—written in JavaScript and WebAssembly—execute directly on your device's processor. 3. **Local Export**: The transformed file is packaged into an in-memory blob URL (`blob:https://...`) that triggers your browser's standard download mechanism. 4. **Instant Clearance**: When you close the browser tab or navigate away, your operating system and browser immediately reclaim the volatile RAM. No file traces remain.

2. Traditional Cloud Converters vs. Evorenza

| Security Dimension | Traditional Online Converters | Evorenza Client-Side Tools | | :--- | :--- | :--- | | **File Transmission** | Uploaded over HTTP to cloud servers | Zero network upload. Stays on device | | **Server Storage** | Temporarily or permanently saved on cloud disks | Never touches any server or cloud bucket | | **Third-Party Exposure** | Cloud provider engineers or scripts can access files | Zero third-party access possible | | **GDPR & HIPAA Alignment** | Requires Data Processing Agreements (DPA) | No data transfer occurs; files remain in your custody | | **Cost & Paywalls** | Often charges fees or watermarks files | 100% free with zero watermarks |

3. Step-by-Step: How to Verify Zero Uploads You do not need to take our word for it. You can verify our zero-upload guarantee using standard browser Developer Tools: 1. Open any Evorenza tool (e.g. [/pdf-to-image](/pdf-to-image) or [/compress-pdf](/compress-pdf)). 2. Press **F12** on your keyboard to open Developer Tools. 3. Click the **Network** tab in the developer panel. 4. Click the "Clear" icon (circle with a slash) to empty previous network logs. 5. Select a file and process it. 6. Notice that while your file is converted and downloaded, **no HTTP POST or PUT requests containing your file bytes are transmitted**. The only network activity corresponds to initial static application assets or ads.

4. Regulatory & Confidentiality Benefits Because your files never leave your device: - **Client Confidentiality**: Consultants, accountants, and lawyers can process client documents without violating non-disclosure agreements (NDAs). - **Data Sovereignty**: Meets regulatory requirements that restrict transferring sensitive data outside national jurisdictions. - **Healthcare & Financial Compliance**: Avoids transmitting protected health information (PHI) or personally identifiable financial data to external servers.

If you have questions about our security architecture, contact us at [support@evorenza.com](mailto:support@evorenza.com).