The encryption of the security.xml into a security.sec file can be done by the EncryptionDialog-tool.
EncryptionDialog under Windows
Under Windows create the following jpif in the bin dir, and copy the FEWS<regionconfigname>.exe file to a file named EncryptionDialog.exe.
This will start up a
..\jre -mx128m -cp $JARS_PATH$ nl.wldelft.fews.encryption.EncryptionDialog
EncryptionDialog under linux
This file contains the actions which are accessed through the launcher. The id links with the id given in the security.xml. You can see from the schema that the action can link to a web page (for example the admin interface) or to a java application (fews explorer or config manager). You will notice similarities between the attributes of the JavaAppType and those found in the .jpif file in the bin directory. An example file can be seen here