The "Signing Executables for Use in the Integrity Managed File System" document is missing instructions about the user under which commands should be ran. All of the commands prefixed by "$" should be ran as a normal user while the commands preceded by "#" should be ran as root. Signing Executables for Use in the Integrity Managed File System: [https://docs.windriver.com/bundle/Wind_River_Linux_Security_Profile_Developers_Guide_8.0_1/page/qrb1463420298469.html]