February 2018
Intermediate to advanced
396 pages
9h 38m
English
Content preview from Advanced Infrastructure Penetration Testing
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Stack canaries
Stack canaries are used to detect buffer overflow attacks before they occur. Not to prevent them exactly, but they are implemented by compilers to make the exploitation more harder by using canaries in potentially vulnerable functions. The function prologue puts a value into the canary location and the epilogue checks to make sure that value is not altered.
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