The SignServer Client CLI SignClient is used for sending requests to the workers.

$ bin/signclient
usage: signclient <signdocument | validatedocument | timestamp | validatecertificate | signdatagroups>

Run SignClient from SIGNSERVER_HOME or SIGNSERVER_HOME\bin or specify the home directory using one of the following parameters to allow running SignClient from any directory:

  • SIGNCLIENT_HOME: SignClient specific environment variable for specifying the home directory. Takes precedence over the SIGNSERVER_HOME variable.
  • SIGNSERVER_HOME: General SignServer environment variable also valid for SignClient if the SIGNCLIENT_HOME variable is not set.


The following sections cover options and sample usages of the following SignClient commands:

For information on logging, see Client Logging.