Re: DRAM data persistence



In article <slrnf8pfm2.5eds.dhaude@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx>,
dhaude@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx says...
Nico Coesel wrote:

Any modern OS clears the memory before freeing it for use
by other tasks.

This is not correct.

This is very correct otherwise there would be a huge security hole.

Name ONE operating system that does this. Besides, if I were to write a
program for which leftover RAM (or swap) content was a security hole, I'd
clear that memory myself before releasing it, rather than relying on your
imaginary OS feature.

MVS, and I believe any other OS that is B2 rated.

--
Keith
.



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