Metadata Checksum
If requested, the SHA1 checksum of the metadata file MUST be provided to the Federation Operator. This is to verify that the metadata is not corrupt, and also that it is authentic before it is published.
Generate Checksum
Windows
Launch a command-line and then use the following command.
CertUtil -hashfile <metadata file> SHA1
Mac
Launch a terminal and then use the following command.
shasum -a 1 <metadata file>
Linux
Launch a terminal and then use the following command.
sha1sum <metadata file>