The operating system is the software component that provides abstraction of physical hardware, and provides a generalized model for application software to execute without the need for specific hardware knowledge. Questions on the topic of operating system security should use this tag; you may also ...

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What does Msgsrvr and Scientia-ssdb do?

I'm having a task in a computer security class in school where I'm supposed to scan a host for open ports in order to find out what services is being run there. I have found out (among other things) ...
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Creating New Acc in Mac Mail 1st Connect to Server not SSL is uname & pw tx secure?

It appears that whenever you set up a new mail account on Mac Mail on OS X (or iPhone, iPad etc), that as soon as you enter the server and the mail account user name and password, Mac Apple-Mail tries ...
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Multiple Independent level of security vs Multi-level security

I am looking for a way to isolate two different networks from each other. Suppose we have 2 different network (public and private). I am looking for a way to connect to these two network via single ...
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DLL preloading attack - are IAT libraries affected too?

I'm about to distribute a dll library (there's also a linux version) to my users but I'm afraid of dll preloading attacks (i.e. someone substituting its malicious dll to get called by mine and gain ...
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Pentesting an ATM OS upgraded from Windows XP to Windows 7

How to approach penetration testing of a ATM OS that was upgraded from Windows XP to Windows 7? From what I gather, the testing flow should be as follows: Architectural Review Pentesting OS and ...
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Bitlocker with bootloader on a seperate drive

I believe the answer to this may simply be it's not possible but all the same: Is it possible to have an OS partition protected by bitlocker loaded from a seperate drive with another bootloader ...
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Where is the scope of ISO7816 standard family in smartcard operating systems interoperability?

ISO/ICE 7816 defines a series of standards for using in smart cards. For example, part 4 of these series named "Organization, security and commands for interchange" (which it's last edition has ...