A family of graphical operating systems produced by Microsoft. Windows includes both server and destop operating systems. Early versions relied on MS-DOS while current versions have evolved from Windows NT. Please do not use this tag for X, but use [x-windows] instead.

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How does LSA authentication on Windows work?

I'm trying to understand the security protocols on Windows from a high level as part of legal research into cybercrime, and I'm having difficulty figuring out where to focus my research. I've already ...
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206 views

Where does a Hyper-V guest get its entropy when generating a certificate authority key pair?

According to findings by the EFF's SSL observatory, there are "tens of thousands of keys that offer effectively no security due to weak random number generation algorithm." My understanding of that ...
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Can you extract memory contents from a hibernated Windows machine?

In a recent discussion about hardware hacks, attacks surrounding Windows hibernate popped up. I am not entirely convinced that it would be viable to get stuff out of the memory saved to disk. When ...
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3answers
2k views

How can I mitigate the threat that DPAPick poses to my DPAPI protected data?

The Windows Data Protection API (DPAPI) is the suggested method for storing secrets on Windows systems (such as database passwords required by ASP.Net applications). DPAPick was presented at BlackHat ...
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2answers
743 views

Running Windows Update when abroad

Is it safer or more dangerous to run Windows Update when abroad and using a WPA2 connection to a random cafe's wi-fi? Obviously good news: you get the latest security tweaks. Possible bad news: just ...
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3answers
573 views

Reading keystrokes of other applications

Is it possible for other application running in the OS to read the keystrokes that my application uses? What about mouse events and window handles? Is there any security wall that the OS uses to ...
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3answers
7k views

Security of passwords remembered by Windows

Does Windows XP or Windows 7 encrypt saved passwords? I'm assuming that the user uses local password to logon. The user then uses his own computer to connect to server in work and sets the "remember ...
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3answers
822 views

How can TOCTTOU vulnerabilities within the Windows OS be mitigated?

What are some ways to mitigate the time-of-check-to-time-of-use issues that apply to Windows permissions? Example: End-user is added to the local Administrators group in order to install software, ...
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2answers
576 views

How insecure is PowerShell Web Access?

Windows Server 2012 comes with a new feature that allows you to administrate the server via a PowerShell command line in any modern browser including Smartphones. This sounds cool and scary at the ...
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271 views

Do the Windows shared source files compile into the same binaries as the retail version?

Microsoft makes the Windows source code available to certain third party organisations such as the US and foreign governments, universities etc. This is their Shared Source Initiative Is this a ...
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151 views

Does Centralisation Decrease the Probability but Increase the Damage of Exploits?

This question is, perhaps, a tad too abstract for a Q&A site. But it's been playing on my mind for a while, so I'm throwing it out there. Modern systems seem to be increasingly centralised. An ...
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3k views

Detecting reflective DLL injection

In the past few years, malware (and some pen-test tools like Metasploit's meterpreter payload) have begun to use reflective DLL injection (PDF) to load a DLL into the memory of a process. The benefit ...
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816 views

A firewall without any extra features [closed]

I have Kaspersky Internet Security (KIS) installed on my system. I always keep it disabled, yet using a few practices, I kept my system virus free for years: I disabled autorun using these tricks; I ...
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4answers
833 views

Is disabling auto-run enough to protect against malicious code from removable media automatically infecting a machine?

If I block auto-run on a windows machine, is this enough to protect it from malicious code (assuming I don't run any files manually)? Or are there known vulnerabilities that may cause infection?
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3answers
2k views

Am I protected from USB autorun malware on Windows 7?

As far as I know, the autorun.inf problem (the possibility of automatically executing code when a USB stick is plugged in) was solved through Windows Updates for XP, and on 7 it is no longer possible ...
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3answers
660 views

Can I use the same keyboard on both my infected and non-infected computers?

I have a computer which is virus infected. Can I use the same keyboard on both it and a "safe/clean" computer without fear? Keyboards these days seem to come with built in software and thus must ...
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3answers
5k views

How can I enumerate all the saved RSA keys in the Microsoft CSP?

I have an application that is creating several keys and storing them in various stores (in this case the Machine store). How can I enumerate all the keys on a given Windows system? ...
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4answers
712 views

How to track a laptop after theft?

Our company had a break-in this evening and a laptop was stolen. The data on the laptop was not super-sensitive (luckily); however, we would like to be able to track the laptop if at all possible. ...
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2answers
890 views

Can a webcam be turned on when disabled in Windows' device manager?

In addition to whether a webcam can be turned on without the indicator light, I was wondering if disabling the device in Windows' device manager is a good option. Of course when your system is ...
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3answers
362 views

Does setting a user password on Windows XP help protect against remote exploits compared to no password?

In a typical home user situation with a PC connected to the internet via a router, suppose we are not concerned with protecting the machine from people with physical access. Does setting a password on ...
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2answers
739 views

Local File Download vulnerability - What files can be downloaded to potentially compromise a windows system?

On Linux I have a good idea on what files I would like to get ahold of when you are sitting on a regular file download vulnerability. Any file on the entire OS system is accessible for download, which ...
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1answer
498 views

Better way to import Win32 APIs from injected shellcode

I'm injecting native x86 code into a .NET application, via a TLS callback in the binary image. Unfortunately, .NET executables only import mscorlib.dll within the PE, and have kernel32.dll mapped ...
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1answer
854 views

How to know the windows security dialog asking for username password is genuine?

I recently faced one issue. It appeared my outlook launched a dialog saying it needed password. It looked like this I noticed the "->" character in the domain name which usually it auto fills. Also ...
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2answers
528 views

How can Network Disconnect be implemented for RDP on a Windows system (2003/XP or later)?

From NIST SP 800-53, Rev. 3: SC-10 NETWORK DISCONNECT Control: The information system terminates the network connection associated with a communications session at the end of the session or ...
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6answers
1k views

Using linux to combat windows flash drive malware?

I just put an old flash drive which i used with a windows machine into my linux. I noticed many files, mostly exes which were never visible in windows (my windows does not hide hidden files and ...
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8answers
4k views

Linux or Windows- the security issue [duplicate]

Possible Duplicate: Open Source vs Closed Source Systems Almost anyone who has grown up on Windows must have had the notion (that I had) of Linux being more secure than Windows- one of ...
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2answers
425 views

What features do you look for in an Enterprise Log Management solution?

This question is for IT Pros, and people who manage a company's infrastructure. Developers should see this related answer for tools geared for them. What are your requirements for such a Event Log ...
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5answers
872 views

How can I secure a network share from the insider threat?

We have a network share that contains thousands of files. I am concerned that anyone with access to the internet could copy that information to a CD. In addition to disabling all removable media, ...
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1answer
175 views

Why would it be preferable for a system to shut down when the security log is full?

When running in a configuration that supports Common Criteria, Windows must be configured to shut down when the security event log is full. Why is this a preferable option?
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3answers
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HIDS detection system and registry changes

I use OSSEC HIDS to monitor XP and Windows 7 Operating Systems. When OSSEC flags changes in the Windows registry, I have no idea where to go for to look for information and identify if the changes ...
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1answer
903 views

When taking ownership of a TPM in Windows 7, how is the SRK derived from the password?

When you take ownership of a TPM in Windows 7 you encounter a screen like this: Based on this document, it is my understanding that completing this dialog box somehow results in the generation of ...
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3answers
4k views

How to manage admin rights for helpdesk staff?

My question is about issuing administrative rights to helpdesk staff in a large Active Directory setting. Helpdesk staff commonly require administrative rights to provide support for end users. I ...
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2answers
641 views

How can IA-5(1)(b) be enforced on Windows systems?

Note: I've also posted a question for this issue on non-Windows systems. In NIST SP 800-53 Rev. 3, IA-5 is the control addressing "Authenticator Management". The requirements in this control include ...
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327 views

How is UAC a security improvement?

What does User Account Control on Windows offer in terms of security? It's just an extra click to potentially run a virus.
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10k views

How to trace a DDOS attack on a dedicated server and block it?

I have a dedicated server and I'm hosting a game, and the web page (using Apache) for account registering. The server is being ddosed since 8 months ago till today. I've tried to talk with the server ...
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2answers
1k views

Breaking out of a strict linux sandbox running virtually under windows: do the linux-sandbox access control policies even matter?

I am developing an application which will run untrusted code. I have been designing it for linux, thinking that I can just run it in a virtual machine on windows when the need arises. The linux ...
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2answers
754 views

What information is exposed by simply opening an RDP connection to the internet?

Microsoft, Rackspace and other hosted providers allows people to RDP into that server. Here are a few examples: Microsoft has something called "Azure Connect" it is very easy to expose a domain ...
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1answer
550 views

Reconstructing bittorrent data from PCAP

I am doing a CTF flag for my school project with a PCAP flag based on this CTF write-up: eindbazen.net - Plaid CTF 2012 - Torrent I setup a local torrent file containing an .mp3 (the audio is my ...
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1answer
276 views

When TrueCrypt prompts to re-enable automatic mounting, should I be worried?

Assume one day you receive the following error from TrueCrypt: is that a reason to worry that someone may have removed the disk (in my case disk 0) and used it offline and then put it back into the ...
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7answers
5k views

Physical computer security, how to disable USB ports when the computer is 'locked'?

Lets say my PC & server is in an environment where a theoretical attacker has physical access to the machine while I'm not there. Now the data is encrypted on the hard drive with TrueCrypt. ...
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4answers
489 views

Would running VMs inside of VMs be a more secure way to study viruses, etc?

I was reading this post on SuperUser, and it made me wonder about security. I've read somewhere else that some viruses/malware/whatever CAN break outside of a VM... and then infect the host OS. BUT, ...
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4answers
600 views

Security of different OS

At my work we are given a computer to set up at home so if we ever feel like working from home we can do so. The thing is that whenever it comes to developing for java I always prefer using windows or ...
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3answers
737 views

How effective is something like Deep Freeze against boot sector infections?

I work for an embedded system manufacturer and on our older generation systems, which are powered by Windows Embedded, a number of customers have been experiencing virus infections. Due to the real ...
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2answers
43k views

How to figure out if someone has been using TeamViewer 8 to access my computer when I was not here?

I came to my computer today and have not been here since monday afternoon. I am using windows 7. There were some error messages showing even on the log in screen about memory violations done by ...
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1answer
5k views

Where is my password stored on Windows 7?

Is there a specific location where the passwords are stored ? Are they salted ?
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2answers
7k views

Can Keyloggers get passwords from Windows 7/8 Logon Screen?

If yes, do you know some examples of Keyloggers capable of perform this? EDIT: I mean when logon in the windows right after power on the PC and/or when locked with Win+L.
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2answers
3k views

Is opening port 3389 on a router and forwarding this to a Windows SBS 2003 server secure?

I know of a company who has port 3389 open on their router and forwards this to a Windows SBS 2003 server. The server has the Windows firewall switched on, is patched and has an up to date antivirus ...
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2answers
2k views

How secure is isolated storage on Windows?

I am using Isolated Storage with the following flags: IsolatedStorageScope.User |IsolatedStorageScope.Domain | IsolatedStorageScope.Assembly How much security will this provide? Are there any ...
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3answers
3k views

What differences are there between built-in Administrator and other Administrators?

Are there any significant differences in the rights, privileges, permissions, or other powers held by the built-in Administrator account, and those held by non-built-in Administrator accounts?
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Finding date of last network access

I have a system that contains highly sensitive data that does not reside on the Internet. However, when I was going through the machine recently, I detected that it had cookies, and temporary internet ...