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 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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0answers
214 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
144 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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2answers
124 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
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1answer
696 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 ...
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1answer
79 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 ...
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2answers
193 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
99 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 ...
5
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1answer
913 views

ISP glitch or a malware? Has this ever happened to you?

Brief background: I consider myself a relatively paranoid power-user, if not an absolute pro. I regularly update my AV and keep up with all the latest updates on my Windows7 machine. But what happened ...
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2answers
193 views

Which Windows Files Should be Monitored by HIDS?

I highlighted my question below. Here is some background. It's easy to find data showing the most commonly trojaned/modified Linux binaries and config files. ps, ls, find, kill, lsof, passwd, ...
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1answer
47 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
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1answer
191 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
183 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.
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3answers
282 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 ...
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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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5answers
167 views

How can I determine the domain controller when it's not in DNS?

On a penetration test going in blind for an organization, meaning no knowledge of network topology of design, no idea what the domain(s) might be, and domain controller is not apparent in DNS...how ...
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1answer
50 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 ...
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2answers
83 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
64 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
153 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 ...
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1answer
387 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.
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1answer
58 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. ...
2
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3answers
62 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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0answers
77 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?
2
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1answer
495 views

IIS 7 World Wide Web Publishing Service service account

We have a security requirement for IIS 7 (Windows 2008R2) that reads as follows: The service account ID used to run the web site must have its password changed at least annually. ...
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1answer
303 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 ...
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0answers
234 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 ...
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3answers
233 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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2answers
129 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 ...
3
votes
2answers
175 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 ...
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1answer
214 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
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1answer
272 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
275 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 ...
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2answers
136 views

Can folders [alone] have viruses?

I know that files can be infected, but can a Folder itself have a virus/trojan?
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1answer
79 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\ ...
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0answers
53 views

Right security architecture for SQL Server access in a distributed Windows-based system [closed]

I am designing a software product for which multiple SQL Server databases will be accessed by multiple applications residing in different Windows environments. Some of the environments are process ...
6
votes
1answer
242 views

Should I install my subordinate Certificate Authority on the domain controller? Why?

I must install a PKI in my organization. I work in a windows environment. I already set an offline CA. I must now install a subordinate CA. I have the choice between installing the subordinate CA on a ...
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1answer
164 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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1answer
168 views

Upgrade my Dell Inspiron laptop for PenTesting [closed]

I have a Dell Inspiron N5110 & wanna upgrade it to start practising pentesing with virtual machines. What do u suggest from specs below to upgrade (I have Kali Linux, Tails OS, XP, Metasploitable ...
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votes
1answer
130 views

Corporation Best Practices for Encrypting Locally Stored Email Data

Since the recent Sony hacks took place, the attackers have published troves of data from users' email accounts. Some of this data is very detrimental to the company's image. I suspect that based on an ...
3
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2answers
92 views

Corporate Domain-Joined PC Used in China [closed]

What would be the disadvantages of allowing a user to travel to China (business trip) using a domain-joined corporate Windows PC as opposed to a non-domain-joined PC?
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1answer
350 views

secure use of psexec?

As of March 7, 2014 PsExec now "encrypts all communication between local and remote systems, including the transmission of command information such as the user name and password under which the remote ...
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1answer
61 views

What are analytics APIs accessing when they run, and how do you block or spoof them?

What are analytics APIs accessing when they run, and how do you block or spoof them? Usually all apps from desktop or mobile app stores, MMO clients, Steam and many utilities, and many games and ...
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3answers
495 views

Security in Windows 7 vs Ubuntu

I have two semi-related questions about the security-related reasons I hear for switching to Ubuntu over Windows 7 (or from other Windows OSs to other Linux distributions). Someone people say that ...
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0answers
59 views

Obtaining login scripts for a domain?

I have read that a useful technique in penetration testing is to obtain the login scripts for a domain, as they may often have passwords obfuscated in there or other useful information. However, in ...
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1answer
103 views

csh http shellshock on a windows 2008 server

My company's McAfee system detected many "http CSH bash ShellShock code injection attacks" attempts on a Windows 2008 server running Apache Tomcat Coyote. Does this config present a potential attack ...
3
votes
1answer
288 views

If I visit a https site from a Family Safety-enabled computer, and someone drops in on the connection, will I be notified?

While reading about Family Safety and HTTPS: Since HTTPS is designed to prevent snooping, Microsoft Family Safety would be unable to monitor the encrypted traffic unless it performs what is ...
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2answers
102 views

Quick question regarding suspicious disk space use: [closed]

Quite some time ago I used a friend's computer. I can't remember exactly what I was doing; but as part of whatever it was, I needed to use a USB flash drive. At a point in time soon after connecting ...
49
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2answers
3k views

Why does Windows Ship with Expired SSL Certificates?

I am cleaning up the certificate stores on my Windows machines, and considering which certificates I should keep, and which ones I should delete. Why does a fresh install of Windows Server 2012 R2 ...
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1answer
152 views

What is the difference between certified and non-certified drives for Windows To Go?

Microsoft suggests "certified drives" for http://www.microsoft.com/en-us/windows/enterprise/products-and-technologies/devices/windowstogo.aspx, but it appears that other than confirming that these ...