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 generate self-signed EV SSL Certificate?

I configured XAMPP / Windows on my laptop so that this URL: https://www.supersite.com/ points to XAMPP / localhost rather look elsewhere. I basically generated a self-signing certificate, imported ...
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0answers
6 views

Use cases for IPC security windows communication

There are two processes on windows machine. One is in user space and second is a service. User space process sends data to service. Because iam starting to think about securing somehow communication ...
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10 views

File Transfer on Lan or Internet Via Local Service Or System Account in windows

Since Local Service, Network Service And System Account are always logged on, Can these accounts be used in dail up connection or file transfer over Lan via other Service or Program? or is any ...
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0answers
25 views

Are Secure Desktop and separate process enough for hiding sensitive information in RAM?

In my program, I have an encrypted database on the file system with a password. It is decrypted in RAM, and the sensitive data get spread out too much in RAM for mistake to be auditable easily enough. ...
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21 views

Are there any alternatives to EFS for transparently encrypting the contents of a folder in Windows?

EFS is not an option for me because I'm using Windows 7 Home Premium. Encrypting the entire drive with VeraCrypt or Bitlocker is not what I'm looking for because I am dual booting with Debian.
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0answers
22 views

PowerShell / Windows - Security best practices for enabling Windows Remote Management

As the title indicates, I'm looking for industry best practices for enabling Windows Remote Management on a mix of Windows Servers (from 2000, 2003, 2008/R2 and 2012) to allow PowerShell to execute ...
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0answers
21 views

Is it necessary to purchase an OID for ADCS? [migrated]

I am interested in utilizing ADCS to generate trusted certificates for internal web applications. However, from my readings it appears that I need to purchase an OID, which looks pretty expensive. Is ...
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0answers
9 views

Know username who is working on remote desktop [migrated]

We are a team of 20 people we have a machine that is used by everyone. We take remote desktop of that machine to work on. so if somebody is working and i want to take that i have to ask everyone in ...
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0answers
31 views

Security risk: Digitally sign communications for SMB

I have a computer (Windows) on a network where an industrial process is controlled. There is an option in Local Security Policy >> Local Policies >> Security Options >> "Microsoft network client: ...
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0answers
27 views

Understanding and trying out buffer overflow attacks [on hold]

I came to read this article (It's a bit old) demonstrating stack based buffer overflow attack in an unpatched version of Windows XP Service Pack 1 (Later versions of Windows are reasonably secure to ...
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32 views

Confused about SSL certificates needed for Windows proxy [migrated]

I am completely new to security, and I'm confused about what kind and how many SSL certificates I need. I have a REST API server running on a windows server 2012. It's currently listening to HTTP ...
2
votes
2answers
88 views

Is my data secure in locked screen if I use bitlocker

My SSD is currently encrypted by bitlocker right now. So let say if I leave my laptop on locked state (Win+L). Is it possible for someone to get access to my data? Few thing I noted are: If someone ...
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20 views

Windows integrated Kerberos authentication

I understand Kerberos as "a computer network authentication protocol which works on the basis of tickets to allow nodes communicating over a non-secure network to prove their identity to one another ...
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9answers
3k views

Can an old operating system webserver be made secure?

I have an old laptop with far too little RAM to run Linux (including specialty distributions). It can however run Windows 98 just fine, and I'm looking into turning it into a tiny retro webserver. Is ...
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0answers
36 views

Migrate a x509 key using KSP (CNG) to CSP (CryptoAPI) in Windows

I have a code signing certificate issued to me by a commercial CA, and the key was generated on my local development machine using the new Cryptography Next Generation storage providers. ...
1
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1answer
33 views

Possible to change the CA that a keypair is using?

Pretend I take the same CSR and send it to two different CAs as described in the following scenario: I create a CSR on Windows I submit the CSR and edit my SAN names. Request is pending at the CA ...
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1answer
53 views

How to enforce TLS on Windows [duplicate]

In Windows 2008 R2 and 2012, how do you enforce TLS-only and how do you demonstrate that posture? I am in IP Compliance and have a strong background in practical system administration and support. I ...
2
votes
1answer
76 views

Resources to learn about Windows systems exploitation [closed]

I'm a beginner in penetration testing, and I'm struggling with finding decent material to learn. I used book about nmap, Metasploit, exploit writing etc..., but they contained too much information ...
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0answers
17 views

Does Miranda-IM/Miranda-NG encrypt all messages?

Since the demise of GTalk a few weeks ago, we've found that MIM seems to be the lightest instant messaging client out there. It connects to multiple chat services (MSN, Skype, Yahoo) Our main concern ...
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0answers
16 views

Translating BUILTIN\Users Privileges and Security Settings

I would like to rid my CustomUsers security group from it's dependency on the BUILTIN\Users security group. My goal is to achieve the following: Tightened security (the OS is also hardened) Easy ...
1
vote
1answer
56 views

Can I create an application that can decrypt data but the administrator of the application cannot?

I have a windows application with a configuration file that contains some database passwords. I'd like to encrypt this data in such a way that my application can decrypt the data, but that the ...
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0answers
23 views

Use WebGoat on Windows 8 [migrated]

I need to use webgoat, but I can't install it on my Windows 8 computer. Do you know how to proceed ?
2
votes
1answer
217 views

Can someone explain, in simple terms, how the FREAK attack on browsers works?

Is there a reason it only affects browsers on Windows machines and not Mac's or UNIX/LINUX environments? A lot of the wording on this site is particularly complicated and I don't understand fully what ...
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0answers
46 views

Open source database of malware signatures

I'm looking for an open source database of malware signatures/hashes (if possible regularly updated and well documented) that I could use in one of my software for scanning a huge numbers of files ...
3
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1answer
63 views

Any reason for a user to use an email scanner if they don't use any offline mail clients?

I typically recommend that users enable a real-time email scanner (aka a mail shield) in order to detect a possible vector used by malware. Even if they don't use an email application, the rationale ...
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59 views

How does driver install with an expired cert?

I'm working on making a silent installer of WinpkFilter driver. In my silent installation, I'm always getting a (not so silent) prompt that says "Windows can't verify the publisher of this driver ...
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37 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 ...
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23 views

Windows 2000 System Profile [migrated]

I have found a computer (W2000 operating system) with a System Profile under Document and Settings Folder. As far I know this user doesn´t log in the computer. In a new W2000 PC this system profile ...
3
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0answers
21 views

How do I request a certificate from CEP / CES on a Microsoft CA on OSX or Linux? [migrated]

This article describes how to request a certificate from AD CS (Active Directory Certificate Services) from a non-domain joined windows computer. I would think the same principals apply to non ...
2
votes
1answer
78 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 ...
2
votes
2answers
146 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
47 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 ...
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2answers
90 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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54 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
123 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 ...
4
votes
2answers
99 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
228 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 ...
1
vote
1answer
34 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
129 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
votes
2answers
85 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
votes
1answer
224 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 ...
4
votes
1answer
160 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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0answers
25 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
139 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
82 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
112 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 ...
1
vote
1answer
30 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 ...
3
votes
3answers
81 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
45 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
65 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 ...