Hushmail for Outlook

Integrates with Microsoft Outlook so you can correspond privately with anyone. Supports Microsoft Outlook 2003, 2007 and 2010 (32-bit). Requires a subscription that includes Mobile/desktop access.

Download Hushmail for Outlook (version

Hush Encryption Engine source code

For software engineers and other technical experts. Our source code can be downloaded for peer review and to develop software based on Hush technology. Contact us to discuss licensing terms.

Download HEE SDK (version

PGP signatures

You can verify the authenticity of any of our downloads using the PGP signatures below. All downloads are digitally signed by You can retrieve the public key from Hushtools.

PGP signature for Hushmail for Outlook (version
PPGP signature for Hush Encryption Engine source code (version