As of December 2017, the firmware (tarball) release documents RediGate firmware releases include a file checksum (SHA-256). This checksum , which can be used to manually validate that the authenticity of a downloaded file matches the released version.
To view the expected file checksum, find the release date of the tarball in its Change Log (or look for a SHA or locate the SHA hash of other released software) at the RediGate Product Support Page: http://redigate.elecsyscorp.com/software
To verify the checksum of a downloaded file, use a SHA-256 calculation app, such as one of the following:
- MD5 & SHA Checksum Utility
- With 7-Zip installed, right-click on file and use choose "CRC SHA" context menu (SHA-256)
- In Linux, enter the command Or, at a Linux command line enter: sha256sum filename