You are responsible for security in a mainframe infrastructure. And your company or client may be the target of a contingency that may cause a loss of value (stock, assets, customers, prestige, etc.). Therefore you are responsible for endangering your work, your company, and your personal future.
You need to audit or secure a z/OS environment, and your client is a target subject to possible uncontrolled penetration through the actions taught within this training.
You are responsible for the security or a z/OS environment. And you need to UNDERSTAND how a simple user, without privileges, can take control of your mainframe environment. He could steal information, turn off your Mainframe IT Services for days, or make a Ransomware to your company, in an example. And using exclusive documentation that is publicly accessible on the internet.
You need to comply with all the regulations for z/OS mainframes like GDPR, PCI-DSS, ISO 27001, SOX, FISMA, HIPAA, GLBA, BASILEA IV, SOLVENCY II.