Hi I Am New to the Group,Needed Your Help

Hi My name is gourav and new to the group.i am an BE (cse).i have completed my training in IBM Mianframe.now i am very interested in knowing that how a mainframe system can be hacked ,and wanted to know that how these things can be stoped.so as i am new to reverse engineering so i need help from all of y.

Basically, you’re going to need a *.axe.

Along with the secret hack.ibm file. I used to have a copy of that but returned it to IBM in exchange for some big bucks.