This extension uses the WebPG NPAPI module webpg-npapi, which is a cross browser and cross platform browser plugin that provides access to the GnuPG GPGME C API.
The source for this extension can be found here -
The source for the NPAPI plugin webpg-npapi can be found here -
The extension and it's packaged NPAPI plugin is open source, and provided as-is, without any warranty. They were written with the intent of making common Cryptography operations easy, portable and accessible.
If you find bugs with the extension or it's module(s), please contact support at firstname.lastname@example.org
If you would like to contribute, patches, enhancements, donations and suggestions are always welcome. If there is something we can do to make this product better, just let us know.