Blockbox, authenticating Office documents with Bitcoin

The Blockbox Add-in creates a Lockbox for each document, allowing Office 365 apps to use Bitcoin SV to store and authenticate documents entirely on the blockchain.

Setup for development & testing

• Install nodejs.org
• Install git-scm.org
• Open Command Prompt, run:
  • git clone https://github.com/derekm/blockbox.git
  • cd blockbox
  • npm install
  • npm run start:web
• Go to Office Online, open a Word doc and:
  • click Insert ribbon
    • click Add-ins
    • click Upload My Add-in
    • click Browse...
    • select the manifest.xml file in the blockbox folder
    • click Upload
  • click Home ribbon
    • click Show Taskpane
• Fund Lockbox
• Split txns
• Await confirmation
• Upload
• ???
• PROFIT!

Known issues

Support for documents with only 1 file part was broken after the D:// protocol transaction was added to the upload process at the end of the hackathon.

Add-in works only for larger documents that require 2 or more file parts.

Questions and comments

We'd love to get your feedback about this sample. You can send your feedback to us in the Issues section of this repository.

Additional resources

• Bcat document
• B:// document
• PowerPoint presentation

Copyright

Copyright (c) 2019 Derek P. Moore. All rights reserved.