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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Implement KHOBE attack in practice [closed]

How I could implement this attack (KHOBE) in practice against kernel hook described in this article : ...
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43 views

IIS | Block execution of files in directory

I am dealing with user uploads via a PHP application. I want to secure the server so no exploits are available to the user, such as uploading a php shell and executing it. I have set it so all ...
2
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1answer
85 views

Ease of Getting Data On Self-Encrypting Drive From Screen-Locked Windows 7/8 Computer

Hypothetical: a Windows 7 or 8 computer has a self-encrypting hard drive. It is stolen with the power on, but with the Windows lockscreen on. Are there easy off-the-shelf ways to access the data on ...
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2answers
231 views

How to change default cipher in GnuPG on both Linux and Windows?

How can I change the default symmetric cipher used by GnuPG from CAST5 to another? I'm using GPG4Win on Windows, but would also be interested in a solution for Linux.
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1answer
66 views

multiple authenticode signatures

Is it possible to have multiple Authenticode signatures in an executable? The Digital Signatures tab suggests you can, so I was wondering if, for example, you can sign an executable with Verisign's ...
2
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2answers
154 views

Can changing a MAC address give an attacker more leverage in a network?

Security lessons force us to use limited users (Standard User) on Windows networks. I found that an administrator account can change his MAC address from Control Panel\Network and Internet\Network ...
2
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0answers
48 views

How can I restore my Windows certificate cache so I only have those from trusted CAs? [duplicate]

All this talk about Superfish and other adware crap has made me healthily paranoid that a wrong certificate can enter my certificate cache at any time. I have no reason to assume that there is a ...
3
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1answer
1k views

“Extended Protection” primer and implementation guide to prevent MITM

Extended Protection (link) (link) is a feature in Windows 7 and Windows 2008 R2 that prevents certain MITM attacks. Does anyone have a primer (or explanation in plain English) what this feature is, ...
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3answers
910 views

Starting with sandbox development

I am looking for some security related project in which I can contribute and also learn something. Since I am new with this stuff It will be better if that project is less complex and digestible for a ...
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0answers
92 views

How to turn off need for bitlocker to go on Windows 7

I am the system administrator of my local computer (Windows 7) and I am unable to write to an external hard drive if it is not encrypted using Bitlocker to go. The local computer is not encrypted and ...
3
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1answer
137 views

Has the security of PuTTY been examined?

I am wondering how PuTTY stacks up against other SSH implementations with respect to scrutiny and security of its SSH2 protocol implementation. PuTTY is probably the most-used SSH client on the ...
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3answers
562 views

When do Ps Tools send cleartext passwords, and how can I demonstrate this?

The Ps Tools from Mark Russinovich are very handy remote administration utilities. However, they all come with one big caveat. Note that the password is transmitted in clear text to the remote ...
4
votes
2answers
114 views

Is UAC actually worth it? [duplicate]

Windows UAC: It's annoying. It seems pointless. Should I just disable it? Or in other words - is there actually a real risk of something malicious happening if I do? Is there malware out there that ...
3
votes
1answer
502 views

Is RDP susceptible to the BEAST attack?

I have Windows 2008 R2 servers which are failing a PCI vulnerability scan because they have RDP enabled (needs to be disabled). I have applied the PCI settings of IISCrypto tool, but I have to leave ...
4
votes
3answers
9k views

How do you properly setup Tor on Windows 7?

How do you properly setup Tor on a Windows 7 box to guarantee that ALL connections will run through Tor?
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2answers
159 views

Are there other roots of trust on my computer aside from these 46 root certificates?

I've heard many people imply that modern browsers and OSes trust a myriad of root certificates. The implication is that it is impossible to ensure the private keys of all of the root certificates ...
3
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2answers
95 views

Does a valid code signing certificate mean that an installer has not been tampered with in transit?

Several dominant software vendors distribute updates over HTTP or over HTTPS with bad certificates. In general, it doesn't seem like I can expect to rely on a secure channel to ensure that an ...
2
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1answer
616 views

Examples for practicing reverse engineering/disassembly of win32 .executables

I remember back in the day, there used to be a website where users would post hackits in the form of win32 exes for users to crack. Usually the goal was to defeat some sort of DRM, such as a nag ...
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0answers
28 views

How do I get the thumbprint of an SSH2 public key on windows?

I have a SSH2 public key with a .PUB extension and when viewed in notepad it has this header: ---- BEGIN SSH2 PUBLIC KEY ---- How do I view the thumbprint of this key? I've attempted ssh-keygen ...
3
votes
1answer
164 views

Security of Windows Screen Saver Password

How secure is the Windows screensaver password? Seeing that screen saver passwords are used in the corporate world, is there any way of bypassing the screen saver after it is already running? Could a ...
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2answers
126 views

i want to know the mac address of my stolen system having windows 10 installed in it? [closed]

My dell laptop has been stolen and i want to know the mac address of the device to track it. the system is sync with google and windows 10 OS is installed.
2
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3answers
176 views

On Windows, how to restrict access to a folder, sub folder and files to only some applications (not users)

We have an application which is not per user and can be used by multiple users simultaneously. Data is also shared by all users. The path to the data folders we use is ProgramData\OurAppName\Data ...
3
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2answers
485 views

How to securely use Process.Start?

I am using Process.Start in a Windows Service I created to execute an exe that I have on my server that is used for audio conversion. I am passing some user input as a parameter to this exe. The ...
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3answers
214 views

Why are keyloggers a problem for password managers?

Reading the API definition of SetWindowsHookEx, I see Calling the CallNextHookEx function to chain to the next hook procedure is optional, but it is highly recommended; otherwise, other ...
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1answer
34 views

How can user credetials be leveraged when doing a penetration test for a Windows network? [closed]

Assume the following scenario: NTLMv2 only Only Vista machines or higher Remote desktop disabled throughout network No open shares psexec needs administrative level access. Without any shares ...
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1answer
46 views

Undelete-secure AES software and software for carrying out “full undeletion” free-partition-space zeroing/reformatting on Windows?

It is fairly well known that on Windows, when you delete a file (or folder which may contain any number of files and subfolders possibly containing other files and subfolders and so on), Windows just ...
3
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2answers
73 views

Is it possible to “fingerprint” the “patches” applied to a Windows system?

Two situations with a similar goal: 1) You have access to a target network, and you a Windows host. Is it possible to remotely finger print which (operating system security) patches are applied to ...
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2answers
60 views

How does RealVNC Enterprise Know My System Credential?

After the installation of RealVNC on a Windows computer, the default login username and password via VNC is the same as the system username and password. Can anyone tell me how RealVNC can access such ...
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3answers
123 views

How to find what has been added to my hard drive [closed]

Why is my hard drive being filled up when I am not installing anything? How would I find out the cause, e.g. is it malware, a hacker, or potentially something else? Every few days I come home to ...
0
votes
1answer
303 views

How does LSARPC protocol work?

I'm trying to understand how does the LSARPC protocol work internally. In particular, I would like to know how secured is it. I couldn't find anything in the internet or in different books.
3
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2answers
1k views

How To Recover EFS Cert From Backup?

I made a backup of the old Win 7 Pro then did a clean install. But I forgot to export my EFS encryption certificate, so when after I restored the encrypted files from backup I could no longer access ...
2
votes
3answers
61 views

Controlling variables used by an application

One thing that I have seen commonly used by game cheating engines it to control variables that the game is using. The idea is to edit the variables used by the game to say, give ones self unlimited ...
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1answer
53 views

Mitigate DDos on Windows box

I would love to know, If you know some way to mitigate DDos/Dos attacks on Windows. In Linux we can Mitigate using the IPTables Almighty, but I wonder If there is something like that in Windows. ...
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0answers
74 views

Detecting reflective DLL injection any other ways?

any way to detect it? maybe using mcafee hips rules? Are there any known Techniques to detect it ? like walking the VAD tree or something?
4
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3answers
367 views

Security of a Windows XP system after April 8th when running the latest Firefox or Chrome

As we all know, Microsoft stops developing security patches for Windows XP very soon. If a bug in the kernel was to be found that would allow an attacker to take control by, say, sending a specially ...
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2answers
3k views

Encrypted code file (.vbs) hide all my files and shows .lnk files

I am using Windows XP Professional and what happens is that when I try to connect any gadget like a pen drive or a mobile through USB, all my data got hidden and it shows a 1 kb file which is a .lnk ...
0
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1answer
127 views

What registry windows keys malwares target often?

I wonder what are the main registry windows keys malware target often ? I would love to code a program that will check the state of those windows registry keys for eventual modifications by malware.
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1answer
11k views

How to get a Network's WIFI Password through CMD? [closed]

I found that Wifi's Password can be retrived using the network and sharing wizard in Windows, And Technicaly theres no way to store Passwords/collection of bytes in the memory after switching/shutting ...
3
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2answers
148 views

Microsoft recommended patching period - Security Patch release and updates

Ideally a security patch released by a vendor such as Microsoft for the Windows OS is required to be patched immediately. What would be the recommended patching period that Microsoft or best practices ...
0
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1answer
195 views

Can I create an SSL certificate on windows signed with the machine's certificate?

From MMC > Certificates I can see there's a certificate for the current machine under 'Trusted Root Certification Authorities > Certficates'. e.g. on my workstation called 'RoryWorkstation1' there's a ...
2
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0answers
170 views

Using “Security Compliance Manager” to audit a Windows system

I found a few posts which suggest using Microsoft SCM (Security Compliance Manager) to audit the security of Microsoft software solutions: Windows security policy analysis tool How do I apply a ...
1
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1answer
55 views

How to configure routing infrastructure so that the appropriate network traffic gets passed to the honeypot machine (windows xp)

I would like to configure local honeypot on windows xp which is installed on vmware, to do so I follow instruction on this link, but as I am new I don't know how can I configure routing infrastructure ...
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2answers
110 views

Unregistering keyboard hooks by timeout expiration

I'm writing a password manager for Windows which I want to protect against keyloggers. There is a timeout of 5000 ms for keyboard hooks. The hook procedure should process a message in less time ...
1
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2answers
612 views

Can I exploit Windows kernel from user-mode application?

In this document is detailed technique of exploiting Windows kernel. But writer is talking about accessing kernel memory & doing exploit from user-mode application at the same time. Can I do this ...
1
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1answer
196 views

How can one restrict Windows shared folders access to specific applications?

There are few shared folders in my company that are accessed by applications from different branches across the country for different transactions. Hence they are kept "open". During a recent PT ...
2
votes
1answer
225 views

How is the file overlay read by an exe/virus?

According to what I know ,Overlay is the part of PE file that is not covered by the PE header and therefore isn't part of the virtual image in the Loaded PE. My question is if the overlay is not ...
4
votes
1answer
249 views

How to protect against viruses that takes files as hostages by encrypting them?

Today I was infected by CoinVault, a new malware similar to CryptoLocker I believe. Before today I was unaware of this entire type of malware. Fortunately I was protected by offline backups, but I ...
0
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1answer
137 views

How is Thread local storage used by malware/Virus?

I have been told that code in TLS is run before the entry point of an exe is reached ,so if one puts a breakpoint on this TLS address he/she could debug the behavior of the virus.Can Fiber local ...
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2answers
135 views

Can folders [alone] have viruses?

I know that files can be infected, but can a Folder itself have a virus/trojan?
3
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1answer
78 views

C:\Users\Public\ for sensitive data

Installing a MS Windows based system that is to handle various sensitive data (accounting, personnel etc.). Somewhat to my surprise it consistently want to put everything under c:\Users\Public\ ...