If you have a Standalone Gateway installation, or a Java instance system, then you can reload the security files (reginfo and secinfo) without having to restart the Gateway or the (A)SCS instance via GWMON tool.
Logon to the server where the standalone gateway or JAVA instance works and execute the following command as <sid>adm user.
gwmon pf=<Instance Profile>
Continue with m for the “menue” option
Select the “Security Information” option with 9
Execute “refresh security” with selection 4
Now your reginfo & secinfo files reloaded for the system.
You can check the entires with the options 2 & 3 for these files…