This utility is used to resize an encrypted volume. Although normally invoked using the a button found on system tray utility's Tools tab, you can also invoke it directly using Windows shortcuts and scripting.
This utility supports a variety of command-line options which allow you to specify some or all input fields in advance. Information supplied on the command line will be stuffed into the wizard input fields before being presented to the user.
See SafeHouse Exit Codes for a list of possible codes that can be returned upon termination.
Below is a screen shot from this utility to help you better see which program this is.
The upper case letters in the option list below indicate the required minimum number of characters needed by this utility to recognize the respective option.