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Showing posts with label INTERNET. Show all posts
Showing posts with label INTERNET. Show all posts

Sunday, 10 April 2011

How to Use Internet Safely : Malware & Virus Precautions



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While a lot of internet threats are rather over-hyped, there are some serious things to be cautious of when going online. Probably the biggest risk to the average internet user is malicious software. Commonly knows as "malware," this term refers to any program that exists solely to do harm. This may include damaging your computer or accessing your data without you knowing. Viruses, trojans, and spyware are all forms of malware. Now, malware can seriously mess up your system, and the idea of somebody having access to your personal info is understandably scary. Here are a few common sense tips you should always follow to help keep your computer clean.
  • Install anti-virus software. But not too much! A common mistake that people make is in thinking that having more than one anti-virus program will keep their computer twice as safe. On the contrary, this can cause both programs to stop performing correctly. Pick one solid program that you like. You'll also need to set up an automated scan. Folks who rely solely on manual scans run the risk of letting viruses slide by. The average computer user should schedule a scan for at least once a week. If your anti-virus software has real-time protection, that's even better.
  • Don't click on any pop-up ads. Pop-ups are notorious for installing sneaky things. Some sites have gotten really clever, designing pop-up ads that look like normal computer error messages. Think before you click. Read the error message carefully. If there are spelling mistakes, or if the error message is framed within a browser window, close it immediately.
  • Don't open email attachments from people you don't know. If you see a file name that ends in ".exe", delete it immediately. An .exe file is a program file. Even if you don't see a program file, look for clues that point towards the sender being less than trustworthy. If the text of an email seems overly generic and you don't recognize the sender, there could be trouble. When in doubt, reply and ask the sender to identify his-or-herself before downloading anything. Here's an example of an email that should raise warning flags:
  • Be wary about downloading programs from sites you don't recognize. Now, that said, there's a lot of really great independent and user-made software out there. But before you click that "Download" link, do a little research. Internet users love to talk about their recent downloads, so if somebody else has had problems, a quick Google search should turn up their comments in no time. It's also a good idea to see if the program you want can be found through a reputable download source, such as 
  • CNET DownloadBrothersoft, or Softpedia

Tuesday, 5 April 2011

8 Best Antivirus Softwares




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Computer antivirus software is an essential addition to any home PC or laptop. It assists in providing protection against malicious programs or scripts such as viruses, Trojans and malware. The vast number of computer antivirus software programs can make selection a little confusing. This article points out the best in computer antivirus software.

Norton Internet Security


Norton is a highly established name in the genre of antivirus protection and remains one of the most popular choices among computer owners throughout the world. Malware and virus detection capabilities are excellent, although many users find the program can have a crippling effect on PC performance. Norton provides a constant stream of updates for these particular problems and continues to be one of the most competitively priced options on the market.

Kaspersky Anitivirus 

Kaspersky Antivirus Personal offers one of the most comprehensive antivirus solutions and is excellent for unpacking and scanning compressed files. The only thing this computer antivirus software lacks is a good firewall, but the program is compatible with the vast majority of alternatives and is one of the most affordable off-the-shelf packages available.

McAfee VirusScan Plus


McAfee is another company that has provided antivirus protection for many years, and the VirusScan package is a fantastic all-in-one solution. It provides a firewall, virus protection and malware removal. This computer antivirus software also copes well with spyware and adware, a characteristic which sets it apart from many competitors who charge extra for this service.

Panda Antivirus Pro


Panda has come a long way in a short time. This computer antivirus software now addresses viruses, spyware and phishing; plus it offers a firewall. The program uses the behavior-orientated TruPrevent technology, and the license allows protection for up to three different computers. Technical support with Panda Antivirus Pro is free of charge.

BitDefender Antivirus Plus


The popular SoftWin release now incorporates protection against viruses, spyware and threats received on instant messaging programs such as MSN Messenger and ICQ. The firewall is also very effective; it can block unwanted traffic and help maintain your privacy.

AVG Antivirus


The popular Grisoft program remains a favorite among those seeking a comprehensive free antivirus solution, although you might consider an upgrade to a paid version so you can enjoy all the benefits. The paid version offers protection against spyware and adware, although you'll need a separate firewall for maximum security.

ESET NOD32


Popular for fast scanning speeds and ease of use, this program is ideal for those who like to indulge in online gaming or who own older systems. Again, this particular computer antivirus software will require a separate firewall for optimum security.

Avira AntiVirus Personal Edition (Premium)


The AntiVir program receives regular recognition for its performance in independent tests. It's popular because of its capacity to make an antivirus rescue disc for your PC system. This computer antivirus software includes the acclaimed WebGuard facility to protect against malicious sites. And a percentage of each sale is donated to charity.

Monday, 4 April 2011

How To Make Windows Home Server into a Domain Controller





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Windows 7 Home Premum 64 Bit System Builder 1pk [Old Version]
Active Directory lets companies manage users, computers, printers, and more from a centralized location. Have you wanted this functionality at home but don’t have money for Windows Server? Here’s how you can promote Windows Home Server to a domain controller.
Maybe you don’t have 100+ computers in your closet but sometimes it may feel that way. Active Directory allows you to centrally manage the users that can log into the machines as well as help quickly set up machine preferences and can even help manage your virtual machines. If you have been wanting a better way to manage it all, or even just want to dive into Active Directory here’s how you can do it on the cheap.
Please be aware that Microsoft specifically says you are not allowed to do this according to their end user license agreement (EULA) that you have to agree to when installing or setting up a Windows Home Server. As such, this article will be strictly for educational purposes.
If you are allergic to breaking EULAs I suggest you purchase Windows Server from Microsoft. Select students on the other hand can freely download Windows Server from Microsoft DreamSpark.

Set Up Windows Home Server

After your initial setup of Windows Home Server you will need to turn on remote desktop abilities from the Windows Home Server console. If you are reading this article I am going to assume you know how to do that yourself.
You will also need a couple of dedicated disks or partitions for storing Active Directory information. Active directory uses the folders NTDS and SYSVOL to store its database and public files and if they are not on dedicated disks you most likely see slowdown with your server and with your network.
Active Directory requires that you have DNS and a static IP address on your server. You don’t have to do these two steps right now, but you will need to be prepared to do them during the process.
Promoting your WHS to a domain controller is going to do a few things that you may not want. Please read the below precautions before continuing.
  1. You will no longer be able to add computers to WHS with the WHS connector. From now on you will have to join computers to your new domain that you will set up. In order to be able to add computers to a domain you cannot use any of the “home” variants of Windows and instead will need to use the business, professional, or enterprise tiers.
  2. All of your users in WHS will be erased and only the default user accounts (e.g. administrator, guest, etc.) will be left in WHS.
  3. Your WHS webpage will be broken. You can “fix” this by installing another web server (e.g. Apache) but it will take more setup and work.
All in all, be prepared to do a fresh install on your WHS and do not do this on a machine you are actively keeping information on. It would probably be a better idea to have a second computer to set up AD and migrate any information over that you want.
Always have backups, if this is a computer you use it is your responsibility to make a backup before you start this process.

Promote Your Server

Domain controller promotion is done through the dcpromo.exe command. Go remote with your server and then open the run dialog and run the command.
Click next a couple times and then select the option to create a new controller for a new domain.
Then select new domain forest.
Next it is best to select to set up DNS on the local machine. This is the easiest way to get the controller configured. You will just have to make sure you turn off DNS on your router.
If you are going to keep DHCP issued from your router you will also need to point DNS responsibilities to your server. Please check your router manual for how to do that.
Finally we can name the new domain. If you own a web domain name don’t name it the same thing as your domain name because in this case it may cause problems unless you are also running the web service and dynamic DNS updater from this computer.
Instead it is a better idea to come up with a .local name for your domain.
Next you will need to put in a NETBIOS name. You should be able to select the default and just click next.
We need to tell the domain controller where to store the database, log files, and public files. It is recommended to store all of this on a separate hard drive. In my installation I have a separate 20 Gb hard drive plugged in (E:) where I have put the required files.
If you have any pre-Windows 2000 computers I feel bad for you. In most cases you can leave out support for anything that old in the next step.
Select a new Administrator password.
And then review your changes and click next.
Your promotion will start the process for you.
You will probably be asked for your installation CD at some point so make sure you have your CD (or the files from your CD) available to you.
You will also probably be prompted to change your IP address from dynamic to static during the process.
Click OK and then continue to change your IP address to a suitable static address.
Your setup should finish with this screen. Once you click finish go ahead and restart your new domain controller.
Don’t worry if the reboot takes a while. It needs to start up a lot new services and will probably take a while for the first reboot.
Once the machine reboots you may get an error about a service failing to start. You should also have a new option at your login screen to log into the new domain you just created.

Post Installation Settings

Now that you have a domain and a domain controller there are just a couple of things we need to do to make sure things run smoothly.
First we can fix the services error we got before by going to start -> run -> “services.msc”
Find the “SSDP Discovery Service” and the “Universal Plug and Play Device Host” services and set them to start automatically. Then start the services manually.
Now browse to C:\Windows\Temp. Right click on the folders and choose properties.
On the security tab click add and then type network service and click check names. Once the name is verified (it will be underlined) click OK.
Repeat the above two steps for the c:\Windows\Microsoft.NET\Framework\v2.0.50727\Temporary ASP.NET Files directory too.
Now we need to configure the Windows Firewall to allow for the correct programs to get through. You could just disable the firewall but you will take a performance hit by just disabling it. Here are the ports and programs you will need to allow access through your firewall.
To add a program exception click on the exceptions tab and then click add program. Browse to the dns.exe located in the c:\windows\system32 folder and then click change scope.
Change the scope to only be on your local subnet because you don’t want anyone outside of your network using your DNS for lookups.
Next do the same thing for the DHCP server located at C:\WINDOWS\system32\tcpsvcs.exe but don’t limit the scope. Instead allow any computer to connect to DHCP otherwise the computers will never get an IP address after we turn that on.
We won’t set up DHCP in this article but may revisit this in the future. If you want to know how to set up DHCP check out the we got served link at the end of this post.
Go back to the main exceptions tab and then click add port. Type in LDAP for the name and 389 for the port number. Change the scope to my network (subnet) only and then click OK.
Repeat these steps for the following additional ports.
LDAP – 389 – UDP
LDAP – 636 – TCP
LDAP – 3268 – TCP
Kerboros – 88 – TCP and UDP
You now have Active Directory all set up and the necessary ports required to join computers to your new domain and begin managing users, computers, printers, and much more from a central location.

Related articles :

Sunday, 27 March 2011

How To Add Widgets or Gadgets To Attract Visitors



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What are Gadgets or Widgets ?
                    On every website you will see some space where they have put up images , videos , news , categories , stats , music player etc . These things called Widgets or Gadgets , The widgets are appointed to a fix space on your blog and while you change posts or you move between different posts the widgets will appear on same place you kept them .
                    Blogger by default gives you some widgets on every new blog you make , such as FOLLOWERS ,  BLOG ARCHIVE , ABOUT ME .
                    Blogger provides you with ready made Gadgets which you can add to any place you like on your blog and these are like :



Popular Posts(New!)AddDisplays a list of popular posts on your blog. By Blogger
Blog's statsBlog's stats(New!)Add
Displays your blog's stats.
By Blogger
PagesPagesAdd
Displays a list of stand-alone pages on your blog.
By Blogger
AdSenseAdSenseAdd
Earn revenue by displaying relevant ads on your blog.
By Blogger
Followers
Followers
Already added
Displays a list of users who follow your blog
By Blogger
Search BoxSearch BoxAdd
Search over your blog, your blogroll, and everything you've linked to.
By Google Custom Search
HTML/JavaScriptHTML/JavaScriptAdd
Add third-party functionality or other code to your blog.
By Blogger
TextTextAdd
Add some words to your blog - like a welcome message - with our rich text editor.
By Blogger
PicturePictureAdd
Add a picture from your computer or from somewhere else on the web.
By Blogger
SlideshowSlideshowAdd
Add a slideshow of your photos to your blog.
By Blogger
Video BarVideo BarAdd
Display clips from YouTube and Google Video for your readers to watch without leaving the page.
By Blogger
PollPollAdd
Survey your visitors by adding a poll to your blog.
By Blogger
Blog ListBlog ListAdd
Show off what you read with a blogroll of your favorite blogs.
By Blogger
Link ListLink ListAdd
Add a collection of your favorite sites, blogs, or web pages.
By Blogger
ListListAdd
Add a list of your favorite books, movies, or anything you like.
By Blogger
FeedFeedAdd
Add content from an RSS or Atom feed to your blog.
By Blogger
NewsreelNewsreelAdd
Automatically add current headlines from Google News to your blog.
By Blogger
LabelsLabelsAdd
Show all the labels of posts in your blog.
By Blogger
Subscription LinksSubscription LinksAdd
Let your readers easily subscribe to your blog with popular feed readers
By Blogger
LogoLogoAdd
Choose from a variety of Blogger logos to add to your page.
By Blogger
Profile
Profile
Already added
Display information about yourself.
By Blogger
Blog Archive
Blog Archive
Already added
Display links to older posts.
By Blogger
Page Header
Page Header
Already added
Display your blog's title and description.
By Blogger 

HOW TO ADD ONE GADGET TO MY BLOG ?

FIRST OF ALL GO TO "DASHBOARD" AND CLICK ON "Design"  and you will see something like this : 
Click on "Add a Gadget" and you will see a list which you saw above . Scroll Down and Select things you want to appear on your blog . The most used gadget is of HTML where you get endless possibilities to add what ever you want , but this is used by advanced users which ill explain in one separate chapter later on . 
Here are things you would like to add on your new blog .
  • BLOG'S STATS 
  • POPULAR POSTS 
  • SEARCH BOX 
  • SLIDE SHOW 
  • POLL 
  • FEED 
  • LABELS 
  • SUBSCRIPTION LINKS
SPEND SOME TIME WITH THESE GADGETS AND YOU WILL LEARN QUICKLY . 

You can drag and drop any Gadget from one place to other which suits you the"Dotted Boxes" are options where you can put your Gadget on your Blog . After you have added many Gadgets "Save" and click on "View Blog"

REMEMBER TO TEST YOUR BLOG ON INTERNET EXPLORER AND GOOGLE CHROMEIF THERE IS PROBLEM WITH ANY GADGET YOU CAN REMOVE IT . THE MORE GADGETS YOU HAVE ON YOUR BLOG MAKES IT HEAVIER TO LOAD SO ADD WISELY . 
NOTICE : YOU CAN EDIT OR DELETE YOUR GADGETS FROM YOUR PAGE BY CLICKING ON THE TOOLS BUTTON WHICH APPEARS UNDER EVERY GADGET.
THANKS FOR YOUR INTEREST IN THIS POST PLEASE SUBSCRIBE TO MY BLOGS .

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