

Be mindful that earlier SDK version packages may be named differently from later SDK versions. The only package needed for gpg4win verification is Windows SDK Signing Tools for Desktop Apps (SignTools). The Windows SDK installer provides a number of different packages that can be installed.

For earlier Windows releases (Windows XP, Vista, 7 and 8) users can install SignTool by substituting the corresponding SDK Installer found in the Windows SDK archives for the Windows 10 SDK installer in the below instructions. The following instructions install SignTool in Windows 10 (stable release). Download Tor Browser Installer for Windows.Once completed users can use GPG from the command-line to verify the Tor Browser installer. The verification process for Tor Browser installer begins with securely downloading and verifying the gpg4win package. Gpg4win is a graphical front end for GnuPG that is used for file and email encryption in Windows. GnuPG is a complete and free implementation of OpenPGP that allows users to encrypt and sign data and communications.

2.3 Download Tor Browser Installer for Windows.
