Security

How can I install the Certificate Authority (CA) service in Windows Server 2003? Windows Server 2003 can be used as a Certificate Authority (also known as CA) to provide extended security by offering support for Digital Certificates. Digital Certificates can be granted to users based upon their roles and group membership. For example, a regular…

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How can I disable EFS on Computers Running Windows XP or Windows Server 2003? The following procedure will show you how to use Group Policy to disable EFS on computers running Windows XP and Windows Server 2003. Open the GPO that you want to edit. You can use Active Directory Users and Computers or the…

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In today’s digital world one of the most important pieces of personal identity is the user’s private password. Passwords are used to protect various aspects of our digital life such as our AD user account (used to log on to network resources), email accounts (such as Yahoo!, Gmail, Hotmail and others), credit card accounts, online…

Can I copy or move an encrypted file or folder across the network? No. When you attempt to gain access to a file on a shared network resource, the following error message may be displayed: This behavior can occur if the shared file was encrypted by another user using the Windows 2000 Encrypted File System…

How can I configure an IPSec Policy through GPO? As written in previous articles (see related articles at bottom of page), Windows 2000/XP/2003 machines have a built-in IP security mechanism called IPSec (IP Security). IPSec is a protocol that’s designed to protect individual TCP/IP packets traveling across your network by using public key encryption. Besides…

How can I configure a Windows 2000/XP/2003 computer to block Ping packets? Windows 2000/XP/2003 machines have a built-in IP security mechanism called IPSec (IP Security). IPSec is a protocol that’s designed to protect individual TCP/IP packets traveling across your network by using public key encryption. In a nut shell, the source PC encapsulates the normal…

How can I block a Windows 2000/XP/2003 computer from surfing on the Internet but still allow it to surf to Intranet sites? As written in the previous article – Block Web Browsing with IPSec, Windows 2000/XP/2003 machines have a built-in IP security mechanism called IPSec (IP Security). IPSec is a protocol that’s designed to protect…

Can I encrypt compressed files or folders? Can I compress encrypted files or folders? No. NTFS file compression and file encryption are mutually exclusive because of the way NTFS compression is performed. You can use only one of these options at a time on a file. If the file is compressed and you try to…