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A lot of analysis tools look for known data structures (i.e., patterns) in memory that indicate a particular type of information. For instance, malloc'd memory has header (and sometimes trailer) data that point forward and backward in memory to adjacent memory. Free'd memory pointers can jump around in memory if they aren't consolidated/coalesced. Windows ...


Whether traditional "protections" for sensitive data in desktop RAM (e.g. SecureString) are really needed or not, is debatable. When attackers can read the RAM contents, they already have a lot of control on the machine. We can still justify some proactive measures in the following sense: RAM in a machine may leak to disk, through virtual memory. The ...

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