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Showing posts from July, 2015

Solving "unresolved external symbol ___report_rangecheckfailure" Visual Studio linker errors

Let's say you import a library from Visual Studio 2012 or later into your project in an older version of Visual Studio (e.g. Visual Studio 2008 or Visual Studio 2010) but now get linker errors:

error LNK2019: unresolved external symbol ___report_rangecheckfailure referenced in function ...
error LNK2001: unresolved external symbol ___report_rangecheckfailure ...

Sad day. Especially since you don't really get a say in how that library is being built. Your options are:

Upgrade your version of Visual Studio. That includes going through the whole project upgrade cycle. We know how well that usually goes.Recompile the library yourself. Sad day turns into sad week.Hack it. The function __report_rangecheckfailure() is called when the /GS compiler option is used. The option enabled buffer overflow security cookie checking, which, in this day and age, is a good option to have enabled. Unfortunately, that causes problems with older versions of Visual Studio. Let's take a l…

The Death Master File...a blackhat's dream come true

First, watch this CBS 60 Minutes special on the Social Security Administration's Death Master File:



The ultimate hack, from a blackhat/rogue government perspective, is the one that has significant negative impact on the financial stability of a country and...no one can figure out who is responsible.

The Death Master File meets all of the prerequisite criteria:

Large quantities of data? Check.Has significant financial consequences for anyone who gets into it? Check.Individuals can't readily find out if they are on the file or not? Check.Relatively easy to add anyone to the file? Probably check (e.g. plop some malware on funeral home computers and get remote access to adding entries to the file).Takes years to get off the file? Check.Has recurrent consequences for the rest of the individual's life? Check.No way to track additions back to the original source? Check.The head honcho at the Social Security Administration doesn't really care about "accidental&quo…