Data Security

In Chrome and Edge, Power PDF Filler processes all data client-side — your spreadsheet data never leaves your machine. When using desktop Excel on Windows or Mac, data is transmitted securely via HTTPS to cloud servers for processing and automatically purged daily. Your data is never shared, sold, or retained beyond the processing request.

How does Power PDF Filler protect your data?

Power PDF Filler uses multi-layer protection. In Chrome and Edge browsers, all PDF processing happens entirely on your machine — your data never leaves your computer. When using desktop Excel on Windows or Mac, data is transmitted securely via HTTPS to cloud servers for processing and is automatically purged daily. In both modes, your data is strictly used to populate PDF forms and is never shared or sold.

Is data encrypted in transit?

All connections between your browser and our servers use HTTPS with TLS encryption. This applies to authentication, subscription verification, and any cloud-based processing when using desktop Excel. No data is transmitted in plain text.

Is any data sent to the cloud?

It depends on your platform. In Chrome and Edge browsers, all PDF processing happens entirely on your machine — no data is sent to the cloud. When using desktop Excel on Windows or Mac, your data is transmitted securely via HTTPS to cloud servers for processing. In this case, data is strictly used to populate your PDF forms and is automatically purged daily. Power PDF Filler never shares, sells, or retains your data beyond what is needed to complete the processing request.

Is Power PDF Filler GDPR compliant?

Yes. Power PDF Filler follows data minimization principles. In Chrome and Edge, all processing is client-side — no personal data is transmitted to servers. When cloud processing is used (desktop Excel), data is encrypted via HTTPS, used strictly for PDF filling, and automatically purged daily. We do not sell, share, or use your document data for any purpose other than filling your PDFs.

Can I use this with sensitive data like SSNs?

Yes. For maximum security with sensitive data, use Chrome or Edge where all processing is client-side — your data never leaves your machine. When using desktop Excel, data is transmitted via HTTPS and automatically purged daily. In both modes, your data is strictly used for PDF filling and is never shared or retained beyond what is needed to complete the request.

Security Questions

Does Power PDF Filler store my data? ▼

No. In Chrome and Edge, all processing is client-side and your data never reaches our servers. When cloud processing is used (desktop Excel on Windows or Mac), data is automatically purged daily. Power PDF Filler does not retain your data beyond what is needed to complete the processing request.

Which browsers support client-side processing? ▼

Google Chrome and Microsoft Edge support fully client-side processing — your data never leaves your machine. When using desktop Excel on Windows or Mac, processing uses secure cloud servers with HTTPS encryption and daily data purging.

Is Power PDF Filler safe for HIPAA-regulated data? ▼

Yes. For HIPAA-regulated data, we recommend using Chrome or Edge where all processing is client-side and data never leaves your machine. When using desktop Excel, data is transmitted via HTTPS and automatically purged daily — it is never shared, sold, or retained beyond the processing request.

Does the add-in require special permissions? ▼

Power PDF Filler only requires permission to read the selected cells in your Excel spreadsheet. It does not access other files, emails, or data on your machine.

Where are your servers located? ▼

Our authentication, subscription, and cloud processing services run on Google Cloud (Firebase) and Microsoft infrastructure. In Chrome and Edge, your document data is never sent to these servers. When using desktop Excel, cloud processing is handled by Microsoft and Google Cloud servers with data encrypted via HTTPS and automatically purged daily.

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