Following script generates below output and resulted with a syntax error ( did not create the tw.pol file needed to run initial scan).
Signing configuration file...
Backing up /etc/tripwire/tw.cfg
Please enter your site passphrase:
Wrote configuration file: /etc/tripwire/tw.cfg
A clear-text version of the Tripwire configuration file:
has been preserved for your inspection. It is recommended that you
move this file to a secure location and/or encrypt it in place (using a
tool such as GPG, for example) after you have examined it.
Signing policy file...
The policy file was not altered.
Error: signing of policy file failed.
Tripwire was downloaded from :