February 2018
Intermediate to advanced
396 pages
9h 38m
English
Content preview from Advanced Infrastructure Penetration Testing
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Non-executable stack
Non-executable stack (NX) is a virtual memory protection mechanism to block shell code injection from executing on the stack by restricting a particular memory and implementing the NX bit. But this technique is not really worthy against return to lib attacks, although they do not need executable stacks.
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