Scute is a PKCS#11 provider on top of GnuPG allowing the use of GnuPG supported smartcards with Mozilla's Network Security Services and other software supporting the PKCS#11 specification.

This allows you to use use those smartcards and tokens (e.g. OpenPGP card, Yubikey, TCOS) as a security device in Firefox and other software that makes use the NSS library.

Supported use cases are:

• HTTPS client authentication with Firefox
• S/MIME email signing with Thunderbird
• Document signing with LibreOffice
• VPN authentication with https://www.openvpn.net (Unix only)

Head to the download section to download the latest tarball. The current version is 1.7.0. The Scute Manual can be read on-line.