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Author Topic: Do you have Data Execution Prevention (DEP) on, or off on Vista?  (Read 3191 times)

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Broni

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I wasn't familiar with it, so I did some reading, and it looks like some useless crap, so I turned it off.
I wasn't even aware of it running on my computer, until today. I was burning a movie with Windows DVD Maker, and it kept shutting off, saying, that DEP did it.
Your thoughts?

BC_Programmer


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Re: Do you have Data Execution Prevention (DEP) on, or off on Vista?
« Reply #1 on: October 02, 2008, 07:29:44 PM »
Data Execution Prevention (DEP) prevents such things as Parse errors or other errors working with data from messing up the program by actually executing that data as machine code.

It's also in Windows XP as of SP2.


not only that, but executing Data as code is a method used by hackers in exploits.

a buffer overrun error, for example, would write say a string past the stack frame- a specially engineered string could be planted that allows for any type of code to execute in the context of the program- so if the program was run as an administrator, that malicious code will have free reign.


I was trying to dereference Null Pointers before it was cool.

patio

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Re: Do you have Data Execution Prevention (DEP) on, or off on Vista?
« Reply #2 on: October 02, 2008, 07:39:14 PM »
I turn it off and rely on Event Viewer...why have 2 steps ? ?

Course my Vista experience is way different than Broni's,.....
" Anyone who goes to a psychiatrist should have his head examined. "

BC_Programmer


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Re: Do you have Data Execution Prevention (DEP) on, or off on Vista?
« Reply #3 on: October 02, 2008, 07:40:14 PM »
I have it off as well.
I was trying to dereference Null Pointers before it was cool.

Broni

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Re: Do you have Data Execution Prevention (DEP) on, or off on Vista?
« Reply #4 on: October 02, 2008, 08:44:09 PM »
Thanks guys for sharing.