Encrypting a secret is a simple three step process. The sumary: activate the plugin in the Electrum wallet; create a revealer or load a existing one; encrypt your wallet seeds or a custom secret.
Somewhat more detailed instructions below.
Revealer software comes as a plugin for Electrum Bitcoin Wallet since version 3.2. If you still don’t have Electrum, download it from the official website https://electrum.org
Once running Electrum, go to the menu ‘Tools->Plugins’ and activate the Revealer plugin:
After restarting Electrum, you can see the revealer icon on the main window status bar:
Clicking on the icon you will get to the Revealer setup dialog, where you can type create a new revealer, or type the code of a existing one:
After ‘loading some noise’, we are ready to encrypt a secret. In the encryption dialog choose encrypt your wallet seeds or type a custom alphanumerical secret:
Once your secret is encrypted, it will show you the path to your files, and open the pdf:
Last but not least, test your backup by overlaying the two images.
Any further questions check out our FAQ