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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3
votes
1answer
169 views

unexpected thumbprint when connecting via remote desktop - what now?

I have an Amazon EC2 instance in a VPC. I have not logged into it for some time, so I used the Amazon EC2 CLI with ec2-get-console-output to check what the thumbprint should be when I connect. To my ...
2
votes
1answer
58 views

Access control on a primarily windows LAN [on hold]

This question is a bit broad, but I'm hoping someone can point me in the right direction. I administer a small LAN at work with 15-20 machines on it. They are running Windows XP - Windows 8 and I have ...
-1
votes
1answer
35 views

Use SSH config file with Putty [on hold]

I'm using SourceTree (a Git GUI) which uses PuTTY as SSH client. I need to push some code into a repository for which I need to tunnel through SSH to do so. The trouble is, the repository and SSH ...
5
votes
1answer
4k views

Recover Server 2008 R2 Domain Admin Password

So I did the ultimate silly thing: I lost my domain admin password for my Server 2008 R2 box. Sure, I could just re-install but that's going to be a huge pain. I tried rebooting with the Windows ...
2
votes
3answers
177 views

Is it secure to access web with Xubuntu in VirtualBox running in Windows XP?

Support for Windows XP is ending soon. Therefore, I am seeking a secure solution to continue with Windows XP. When I access the web from Xubuntu in VirtualBox running in Windows XP, is the Windows ...
3
votes
4answers
151 views

One computer with multiple OSs in different drives

I use my personal computer for both programming work and gaming at my free time(and sometimes penetration testing) all these in different operating systems each. The problem is that I dont really ...
0
votes
0answers
9 views

command executed when a folder is opened [migrated]

once a wise man told to me that every folder contains a file autorun.inf (not sure about the name but properties are same as autorun.inf) and he changes the codes of the file to execute a batch ...
1
vote
1answer
57 views

NTLM/LM Hashes on Domain Controller

I've noticed that when extracting password hashes from a domain controller (using Elcomsoft proactive password auditor) sometimes I'll get LM and NTLM hashes and other times I'll only get NTLM hashes. ...
1
vote
2answers
67 views

How to make an efficient bruteforce attack on Windows? [on hold]

I've been trying to figure out a way to efficiently bruteforce on Windows, but the method I currently have isn't very efficient. I did some profiling and found out that on average it can go through ...
1
vote
1answer
58 views

automatic connection from LSASS to different IPs. Is this the usual behavior?

I'm using windows 7. firefox 22. connecting through a regular residential wifi router. In the last month I've noticed that when I connect to the internet and once in a while my firewall indicates me ...
1
vote
1answer
54 views

IE11 on windows 8.1 and ssl fallback

I'm having problems with SSL certs and my SSL accelerator. I have a Sonicwall SSL-R and it only supports SSLv2, SSLv3, and TLS1.0. I have it configured to decode SSL with SSLv3 as the TLS1.0 ...
1
vote
1answer
24 views

Save application autostart login token on computer

I need to login desktop application while autostart on server (like skype does). What is the best practice to save authentication token (password)? Should I use something like RSA encryption (which ...
0
votes
1answer
88 views

I need two separate hidden volumes in disk encryption. What are my options?

C: for system (Windows) D: for my files Makes much more sense to me than packing everything on the same volume, right? Is there a disk encryption utility capable of doing this? I don't know much ...
1
vote
4answers
184 views

I only use windows for games. Do I need anti virus protection?

I use Linux, and even though I'm not pretending my system is virus-free, it's generally accepted that even an aggressive firewall is not a requirement. I want to install Windows 7 on a machine which ...
0
votes
0answers
17 views

how to verify file signature by client PGP

Currently working on verifying and signing a file via GNUPG, given that I've already signed a file, given the clients the .sig and public key, is there a way for a client to verify the file without ...
20
votes
4answers
5k views

How secure is Windows 8's Picture Password login?

The final Windows 8 build has been released to manufacturing. One of the new features of Windows 8 is "Picture Password", where the end user logs on to Windows by clicking a specific pattern on the ...
6
votes
2answers
372 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 ...
2
votes
5answers
960 views

Hardware USB Key to Reset Any Windows Password

This tool requires physical access of course, and there are many things you can do once you have physical access, but this peaked my curiosity. The tool in question: ...
-2
votes
0answers
38 views

How vulnerable is Windows 7 to brute force attacks?

I researched a while back whether it would be feasible for a standard user to be able to brute force another account on Windows 7. I calculated that at 3,000 attempts per second, it would take 11 days ...
2
votes
1answer
33 views

Windows Scheduled Task passwords

When you create a Scheduled Task in Windows, it gives you the option of running the task as a different user, including saving the password. How secure is the password that is stored?
0
votes
2answers
129 views

Does the Heartbleed vulnerability affect signed java applets [closed]

I have a Windows based server that serves a signed JAVA applet. The website isn't secured (HTTP), but all JAVA applets have to be signed now, so the site serves a signed JAVA applet as part of a web ...
1
vote
0answers
89 views

Windows Firewall netsh equivalent of iptables u32 module

I have looked everywhere and I can't seem to find a netsh equivalent of the u32 module for iptables. I want to create a rule to Drop a packet that starts with a specific set of bytes. Similar to: # ...
3
votes
0answers
159 views

Does heartbleed have any effect if OpenSSL was only used to generate the certificate [duplicate]

Edit: Please follow the above link to the original. I have a self-signed certificate which is use to sign other certificates that I issued. This is all done with an affected version of OpenSSL. ...
-2
votes
0answers
14 views

Can ping the ip-Address but not the site and neither browse to it [migrated]

Due to some malware or virus, I was unable to connect to any site while the connection showed "Internet Access". On experimenting, I found that I was able to ping the I.P. address of google. But when ...
1
vote
0answers
44 views

Lock Windows to a specific app

Is it possible, using some program or application, to lock Windows 7 so only a specific app can be used, for example Word, until a password is entered? Thanks!
1
vote
3answers
135 views

Are there any exploits that would allow a user to “spoof” a screen capture system?

We have a security system installed that takes pictures of the client user's screen and sends them to a server. The pictures are saved until they get to the point where they are old enough to be ...
1
vote
1answer
157 views

Exploiting XP SP3 with local privilege escalation

I'm trying to exploit my virtual machine (windows xp sp3) by cve-2013-5065. I created exe from python script and ran on my virtual machine. It successfully spawned new shell but cmd.exe was not with ...
0
votes
1answer
132 views

How do you secure service account password on enterprise windows enviroment?

I'm suppose to have a large environment ( 500+ servers ) all Windows based joined to Active Directory domain. Some domain accounts are used for application\middleware authentication that needs high ...
2
votes
1answer
56 views

Safety while ciphering data

Say I wanted to encrypt some sensitive information with a symmetric algorithm using a program on a computer. Is it possible that a hacker could retrieve the data,salt, iteration, cipher, keysize while ...
40
votes
9answers
6k views

Why am I allowed to access protected Windows files when I boot Ubuntu from USB?

How come I'm allowed to reboot a computer that I don't own, put in a USB, boot ubuntu from it and then access all files stored on the drives available (even critical files such as system files on C ...
0
votes
1answer
72 views

Is using MD5 in NTLMv2 protocol to store Windows passwords is secure?

I read that Windows (probably not new OSs but say, Windows Server 2008) stores passwords using Hashes using NTLMv2 protocol which uses MD5 hash function. My questions: MD5 is known to be insecure ...
2
votes
3answers
346 views

Watching for applications like WireShark and other eaves dropping on corporate network

Are there ways to monitor and check for network monitoring like WireShark? Or would it just be more ideal to ensure every application uses SSL to ensure no employee or anyone could packet sniff ...
2
votes
2answers
176 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 ...
0
votes
1answer
176 views

Full disk encryption for server running virtual machines

I have a question about how to properly set up full disk encryption on a server running virtual machines. My setup is Windows 2012 with 2 VM's(Hyper-V) on it. I was looking into using Becrypt for ...
0
votes
1answer
178 views

RAM memory data remanence and double boot, risky?

I wonder if my setup can be risky. To give a good starting point for answers I would briefly sketch the situation setup: double boot system GNU/Linux and Microsoft Windows GNU/Linux is on 2 ...
0
votes
3answers
265 views

Windows DLL Injection

In the past recent years of mine, I have been doing a lot of DLL injection with a few indie games and MMORPGs. I fully understand how to do it, and how it works for allowing these games to work not as ...
2
votes
1answer
43 views

Are the problems with Window's CSPRNG still an issue on modern Windows?

The paper Cryptanalysis of the Random Number Generator of the Windows Operating System describes some problematic aspects of the Windows CSPRNG. However the paper was written in 2007, and looked at ...
1
vote
0answers
31 views

Does whosthere.exe of pth toolkit have to run with administrative rights?

To see the users that are connected to the machine and they're pass hashes with Whosthere.exe, do I have to run it as an administrator?
1
vote
2answers
66 views

Verifying integrity of text files

While I was away from my home I needed to do some work on a java program so I booted a friends netbook(windows 8) I had with me and finished most of the works I needed to do there. Tho when I returned ...
0
votes
2answers
83 views

How do I prove for my client that unused ports are closed and unused services are disabled?

I have seen advice that I need to close all unused ports, and disable any unused services in order to secure my servers. How can I prove, beyond any doubt, to my client that I have done this? I need ...
12
votes
1answer
63k views

How do I clear cached credentials from my Windows Profile?

Windows seems to be saving my credentials for a variety of applications (terminal servers, etc) and I'd like to purge this data. How can I backup and purge this data?
4
votes
3answers
209 views

Can a web server be secured with just a firewall?

I'm about to go online with my first web site, it is a small project hosted on a regular home PC running Windows 7. I want to keep the software footprint at minimum, so it only contains the operating ...
1
vote
1answer
70 views

A renamed exe automatically running

We are currently developing a web app that allows users to upload files to act as attachments to information they provide. Obviously allowing users to upload any file types is very dangerous, ...
20
votes
4answers
5k views

What can an attacker do with Bluetooth and how should it be mitigated?

What are the security risks of Bluetooth and what technologies and best practices should be used to protect my device? What can an attacker do once a malicious device is paired with mine? ...
3
votes
2answers
79 views

Can viewing an email message in Outlook 2013 install malware on my computer?

I routinely get spam messages which state "Your account for [Insert game here] has been flagged. If you don't click this link/send us this info/go to this website in the next 72 hours, your account ...
2
votes
1answer
128 views

Logging in as administrator in windows 7, is there a downside?

I have a very straightforward question. Is there any downside to logging in as an administrator all the time in windows 7? I mean, it asks you whenever a program asks for permission to do something ...
0
votes
2answers
34 views

Is it possible to keep several files on windows partition after re-installing windows? [closed]

Is it possible to keep several files and programs on windows OS after re-installing it? because of someone can steal the device that uses windows OS, then just removes the windows and install another ...
10
votes
5answers
10k views

How secure is NTFS encryption?

How secure is the data in a encrypted NTFS folder on Windows (XP, 7)? (The encryption option under file|folder -> properties -> advanced -> encrypt.) If the user uses a decent password, can this ...
-4
votes
2answers
136 views

Windows XP has many security vulnerabilities, So why many bank using Windows XP until now? [closed]

I know many banks using Windows XP on almost computers for staff working, WinXP has many security vulnerabilities. But rarely seriously problems occured with thier system. Is there good Firewall and ...
15
votes
4answers
640 views

Firefox pre-downloading

I've found out that if you download a file with Firefox, a similar window as this one pops up (in dutch in my case): ("Bestand opslaan" = "Save file") However, the file is already being ...