ConvertCSV

Privacy Tools

Encrypt CSV

Password-protect CSV with AES-GCM — ciphertext stays in your browser. Runs locally in your browser — nothing is uploaded for processing.

Input

Paste CSV or upload a file

Options

Output Preview

Result

Run the tool to preview output here.

Encrypt CSV

Encrypt CSV password-protects the full CSV text with AES-256-GCM and PBKDF2. Output starts with gridora-aes1: for Decrypt CSV.

Everything runs in your browser. File contents are not uploaded to a server for this tool.

Key features

  • Client-side processing
  • Copy or download results
  • Works with paste or upload where applicable

About the CSV to CSV format

Salt and IV are random per encryption. Losing the password means losing the data.

Common use cases

  • Protecting files at rest on shared drives
  • Sending sensitive CSV through chat

How to use this tool

  1. Provide input (CSV, schema, or ciphertext).
  2. Set options if shown, then run the tool.
  3. Copy or download the result.

Tips for best results

  • Use a strong password and store it separately from the ciphertext.
  • Preview output before sharing or importing.

Common pitfalls

Keep a copy of the original file — transforms can be hard to reverse.

Frequently asked questions

Is my data uploaded?

No. Processing stays in your browser tab.

For more background on data formats and conversion workflows, read our format guides or browse the converter blog for step-by-step walkthroughs linked to each tool.