Smart IT Skills

Review : Free AntiVirus Toolkit to scan your PC of virus and other threats Free AntiVirus toolkit to scan and clean your PC of virus, adware, spyware, trojans, registry errors and other malware. -Works with Windows Vista and 64 bit OS -Scans your computer completely and provides reports of any viruses that it finds. -Checks for all illegal dialers ... Download Now!

To uninstall a program may remove all program files and components by easy and fast Way, however, some ordinary uninstall tools leave unused files and registry keys after you uninstall a software. So you need Software Windows Installer Clean Up to monitor uninstall process and to remove unneeded files and registry keys completely. Windows Installer Clean Up completely takes the place of Windows Add/Remove program, while offering you much more features. The standard Remove program often can't uninstall applications completely . Software Remove Master scans deeply into your computer and remove the files, folders, registry entries that were left in your computer. Windows Installer Clean Up is designed to be as simple and intuitive as possible. Switch over among the interfaces of this software, it can finish more operations in the same area at your will. Download Now!

AutoScan Network is a fantastic program able to analyze and manage all network details. The program analyzes the network and its subnetworks, detecting all devices connected to any PC on the net.AutoScan Network monitors the equipment (routers, servers, firewalls ...), network services (samba, smtp, http, pop, ...), client services (Telnet, Nessus, ...), and various functions more, in detail.It is also able to detect intrusion attempts and the different operating systems that are on the network, and can even detect resources that remain hidden in PCs on the network.AutoScan Network doesn+t require network administrator privileges to use it, and also generates reports with all the information it collects and can export them in XML format to be able to be worked on easily by you. Click on download link to start download "AutoScan Network": Download Now!

Stuck with a problem on your computer? With remote computer access you can actually let someone help you from a distance. Not just like in a telephone conversation, but with full visualization of what's happening on your screen. That's right: let someone remotely connect to your computer and share your screen like he or she was sitting next to you. In this series of articles you will learn about: Windows Remote Assistance Remote Desktop Connections and Terminal Services Remote Computer Access that cuts through firewalls Remote Computer Administration with fixed and dynamic ip addresses Remote Computer Software that allows you to connect to someone's computer and offer remote support In this first article we'll start off with Windows Remote Assistance . Remote Assistance allows you to invite someone to connect to your computer over the internet and help you with something as if they were sitting next to you. You decide whether you allow the helper to si...

The "Show Desktop icon" in XP missing, a lot of people seem to be confronted with this phenomenon. This small icon on the Quick Launch bar is very handy when you need to access a program or document on your desktop. No need to close or minimize all your windows first, just click this little fellow and voila, your desktop shows up. Sometimes people loose this icon. It can accidentally be deleted or you may loose it for some other reason, but the bottom line is : only few people know how to restore it. That's because it is not an ordinary shortcut. To recreate it : Click Start->Run In the "open" box, type "notepad" (without the quotes) Click ok Copy the following lines in your new notepad window : [Shell] Command=2 IconFile=explorer.exe,3 [Taskbar] Command=ToggleDesktop Click "File" in the notepad menu and select "Save As" Save the file to your desktop as Show Desktop.scf Drag the new icon from your desktop to y...

Is your computer the next victim of the SVCHOST.exe 100% cpu utilization bug? Microsoft has published article KB927981 that explains how your computer may become unresponsive when it is hit by an issue that can affect system performance during software updates. Symptoms are that your computer is veeery slow after startup and if you check running processes on your computer with Windows Task Manager, you will see an svchost.exe 100% cpu utilization process. If you don't know how to start Task Manager, here's how: right-click an empty sport on your task bar and select "Task Manager" from the menu. Alternatively, you can hit ctrl-alt-del and click on the Task Manager button. In the Task Manager windows, click the "Processes" tab to display process information. You can click on the column headings to sort processes. Microsoft says that this is a rare problem and that only few computers are affected by the svchost.exe 100% cpu utilization bug. Judgin...

Performance tips for Windows XP Everybody and their dog will tell you they know some great performance tips for Windows XP. The internet is overcrowded with them. How to tell which ones work and which are to be avoided ? And why on earth is this yet another Windows XP tips and tricks page about performance tips for Windows XP ? It's because there are some simple techniques that really work without compromising your system stability. And they are simple to implement, so let's get started. 1. Optimize your paging file Windows XP uses a paging file on your hard disk to store information when the amount of available RAM memory isn't sufficient to hold all the data that is being processed. For instance, when you are working on a very large Word document that is too big to fit in your computer's RAM, Windows XP starts swapping part of it's data in and out the paging file on your hard disk. Hard disk access is typically a lot slower than RAM access, that...

Table of Contents About Security+ Essentials Mandatory, Discretionary, Role and Rule Based Access Control An Overview of Access Control Mandatory Access Control Discretionary Access Control Role Based Access Control Rule Based Access Control Authentication and Identity Verification What is Authentication? Username and Password Challenge Handshake Authentication Protocol (CHAP) Kerberos Authentication Mutual Authentication Certificates Authentication using Tokens Biometrics An Overview of IT Security Threats and Attacks TCP and UDP Based Denial of Service (DoS) Attacks Distributed Denial of Service (DDoS) Attacks Back Door Attacks IP and DNS Spoofing Attacks Man in the Middle Attacks Replay Attacks TCP/IP Hijacking Mathematical Attacks Password Guessing Brute Force Password Attacks Dictionary Password Attacks Password Cracking Software Exploitation, Malicious Code and Social Engineering Software Exploitation Malicious Cod...

TCP/IP provides a total of 65,535 ports of which 1023 are considered to be well known ports. In reality the number of ports that are used by popular network clients and services comprises an even smaller subset of the well known group of ports. The following table lists the functions of this subset. Port Assigment Description 20 FTP File Transfer Protocol (Data) - The File Transfer protocol provides a mechanism for transferring specific files between network connected computer systems (usually a Linux or UNIX based system). Transfer is typically performed using the ftp client which provides a range of commands used to connect to a remote server for the purpose of uploading or downloading files. Most modern web browsers also have the ability to browse and download files located on a remote FTP server. FTP uses TCP (rather than UDP) to transfer files so is considered to be a highly reliable transport mechanism. FTP does not encrypt data and is not considered to be a secure file ...

10Mbps Networking Standard Cable Type Segment Length Connector Topology IEEE Standard 10Base2 Thin Coaxial 185 meters BNC Physical bus 803.2a 10BaseT Category 3, 4, 5 twisted pair 100 meters RJ-45 Physical star 10BaseFL Fiber-optic 2000 meters SC/ST Physical star Notes on 10Base2 10Base2 networks follow the 5-4-3 rule whereby there is a maximun of 5 network segments allowed, using a maximum of 4 repeaters. Only 3 of the 5 permitted segments may be populated. Each populated 10Base2 segment is limited to a maximum of 30 attached nodes. Notes on 10BaseT 10BaseT networks follow the 5-4-5 rule whereby there is a maximum of 5 network segments allowed, using a maximum of 4 repeaters. All 5 segments may be populated with nodes. Fast Ethernet Networking Fast Ethernet defines a group of stnadards for networking speed of 100 Mbps Standard Cable Type Segment Length Connector Topology IEEE Standard 100BaseTX Category 5 UTP 100 meters RJ-45 Physical Star...

If you have either lost or forgotten a Windows XP password and do not have a passowrd reset diskette all is not lost. Assuming that you still have your Windows XP installation CD, you can reset your password without having to completely re-install. These steps involve the use of the Windows XP Restore feature. This process will restore key operatring system files, but will leave any applications or data installed on the system fully intact. To reset a password, carefully follow these steps: Contents [ hide ] 1 Step 1 - Make sure the system is configured to boot from the CD-ROM Drive 2 Step 2 - Boot from the Windows XP CD-ROM 3 Step 3 - Performing the Restore 4 Step 4 - Resetting the password 5 Step 5 - Logging in Step 1 - Make sure the system is configured to boot from the CD-ROM Drive Check the BIOS settings on your PC to make sure that the CD-ROM or DVD drive appear before the hard drive in the boot order. Accessing the BIOS settingts varies between computers. The best way...

As most experienced Windows XP users are aware, it is possible to run an application with the credentials of one user, while currently logged in as another user. A less well known Windows XP fact, however, is that it is also possible to run the entire desktop environment as a different user without logging out and back in again. For example, to run the entire desktop as Administrator, follow these steps: 1. Invoke the Task Manager by pressing CTRL + ALT + DEL. 2. On the Processes page of the Task Manager select explorer.exe . With explorer.exe selected press the End Process button. 3. Click Yes in the resulting dialog warning asking if you are sure you wish to terminate the process. The next step is to restart the explorer process as the system Administrator: 4. In the Task Manager menu bar select File -> New Task (Run...) to open the Create New Task dialog box. 5. The field labelled open type the following command: runas /user:%ComputerName%\administrator explorer.exe ...

About Windows Server 2008 Essentials Windows Server 2008 Editions and System Requirements Windows Server 2008 Standard Edition Windows Server 2008 Enterprise Edition Windows Server 2008 Datacenter Edition Windows Web Server 2008 Windows Server 2008 Features Matrix Windows Server 2008 Hardware Requirements Performing a Clean Windows Server 2008 Installation Obtaining Windows Server 2008 Starting the Installation Process Windows Server 2008 Activation Disk and Partition Management Accessing the Command Prompt During Installation Performing a Windows Server 2008 Upgrade Windows Server 2008 Upgrade Paths How an Upgrade to Windows Server 2008 Works Performing the Upgrade Windows Server 2008 Activation Windows Server 2008 Compatibility Report Accessing the Command Prompt During Installation Windows Server 2008 Command-line Tools Accessing the Command Window Windows Server 2008 Command-line Tool Summary Displaying a List of Commands Obtain...