Split your secret into parts which can be combined back into the original secret using some or all of the parts.
Double-click each part below to select it. Copy and paste each part into 5 individual files.
Distribute one file to each trusted person in your group.
If 3 of those people combine their parts using this page, they will be able to view the secret.
Remember to delete the parts from your computer once you're finished.
Enter the parts, one per line
Enter your parts above.
Wikipedia article on Shamir's Secret Sharing scheme.
This project uses 100% open-source code.
Original source code by Ian Coleman
SSSS JavaScript library by amper5and
This tool is designed to be used offline.
In your browser, select "Save As" (Ctrl+S) and save this page as a file.
Double-click that file to open it in a browser on any offline computer.