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Wednesday, November 25, 2009

Accessing information on USB Memory Sticks

These notes give details how to access data that is stored on a Memory Stick, without opening an application first. Usually you would do this via My Computer but this option is not available on the desktop of the public PCs for security reasons.

For notes on saving data to Memory Sticks please observe document free USB Memory Sticks Public Saving Data to USB Drives; located in Ops/IT.

  • Plug Memory Stick into some of the 2 USB ports situated on the front of the PC. Wait a few seconds for the PC to recognise the stick.
  • Double click on the Public Drive or My Documents symbol on the desktop.
  • Click on the down arrow to display shows available drives.

The USB drive should be displayed in the list of available drives; the name depends on the product of drive but in this case it is KINGSTON (E:)

  • Click on the drive to display the contents.

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Saturday, November 21, 2009

Hard Drives Points and Stores Data

A computer's hard drive stores data, and maintains an index of records. When you save a file, particularly a large one, it is scattered roughly the hard drive in bits and pieces. Files are automatically created by browsers and operating systems. Once you open a file, the hard drive checks the index, then gathers the bits and pieces with reconstructs them.

When you delete a file, the links between the index and the file disappear, signaling to your system that the file isn't required any longer and that hard drive space able to be overwritten. But the bits and pieces of the deleted file wait on your computer until they're overwritten, and they can be retrieved with a data revival program. To remove data from your hard drive permanently, it wants to be wiped clean.

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Thursday, November 19, 2009

Phishing Scams - Avoiding

  • Don't reply to an email, text, or pop-up message that asks for private or financial information, and don't click on links in the communication. If you want to go to a bank or business's website, kind the web address into your browser yourself.
  • Don't reply if you get a message by email, text, pop-up or phone that asks you to call a phone number to inform your account or give your personal information to access a repay. If you want to reach an organization with which you do business, call the number on your financial statement, or use a phone directory.
  1. Some identity thieves have stolen personal information starting many people at once, by hacking into large databases managed by businesses or management agencies. While you can't have the benefits of the Internet without distribution some personal information, you can take steps to share only through organizations you know and hope. Don't give out your personal information unless you first locate out how it's departing to be used and how it will be protected.
  2. If you are shopping online, don't provide your personal or economic information through a company's website until you have checked for indicators that the site is safe, like a lock icon on the browser's status bar or a website URL to begins "https:" (the "s" stands for "secure"). Unfortunately, no pointer is foolproof; some scammers have forged safety icons. And some hackers have managed to break sites that took suitable security precautions.
  3. Understand site privacy policies. They should give details what personal information the website collects, how the information is used, and whether it is provided to third parties. The privacy policy and should tell you whether you have the right to observe what information the website has about you and what security measures the company takes to protect your information. But you don't see a privacy policy or if you can't understand it consider liability business elsewhere.

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Tuesday, November 17, 2009

How to Protect Passwords

Keep your passwords in a protected place, and out of basic sight. Don't share them on the Internet, over email, or on the handset. The Internet Service Provider (ISP) should never ask for your password.

In addition, hackers might try to figure out your passwords to gain access to your computer. To make it tougher for them:

  • Use passwords to have at least eight characters and include numbers or symbols. The longer the password, the tougher it be to break. A 12-character password is stronger than one with eight lettering.
  • Keep away from common words: various hackers use programs that can try every word in the dictionary.
  • Don't use your private information, your login name, or adjacent keys on the keyboard as passwords.
  • Modify your passwords regularly (at a minimum, every 90 days).
  • Don't use the same password intended for each online account you access.

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Saturday, November 14, 2009

How to Speed Up with E-mail

If you use an e-mail client such as Microsoft Outlook or Outlook Express, you might see that over time, it might appear to get slower and slower. This is most likely due to the information that all of those e-mails you have saved up have slowed the e-mail program down. With attachment sizes frequently topping 5 to 20MB per e-mail, its no surprise to this can occur. Now some instructions on keeping your e-mail good and neat as well as speedy.

For Outlook Users
  • Consider saving attachments to a folder on your desktop or within your Documents folder. Once you do this, you should remove the attachment from the e-mail message itself to keep it slim in size.
  • Consider setting up Auto records to where it can mechanically move or delete older messages out of your main individual folders file into one called Archive Folders.
  • You can scan through all of your e-mails for large e-mails by means of Outlook built-in Large Mail search filter. This will help you recognize all e-mails that are better than a certain size. I advise anything larger than 500KB be moved out of Outlook or deleted.
  • Frequently empty your Deleted substance folder. You can set Outlook to ask you to empty it automatically each time you close it.

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Thursday, November 12, 2009

Web Content Filtering Service in Internet Security

Internet Security and Web Content Filtering Service to improve protect campus computers and to prevent user information leakages owing to the access to spyware, adware, phishing, and viruses’ level web sites.

The Internet Security and Web Content Filtering service screens every web page accessed from the campus net.

The service operates at entry level blocking the access to several URLs matching a list of blacklisted addresses.

The blacklist categories and record are provided and maintained by a leading safety company, Websense.

It is designed to search for out Web sites with exacting categories of content, such as pornography and stimulation to unlawful behaviours.

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Wednesday, November 11, 2009

Web Content Filtering Service in Internet Security

Internet Security and Web Content Filtering Service to improve protect campus computers and to prevent user information leakages owing to the access to spyware, adware, phishing, and viruses’ level web sites.

The Internet Security and Web Content Filtering service screens every web page accessed from the campus net.

The service operates at entry level blocking the access to several URLs matching a list of blacklisted addresses.

The blacklist categories and record are provided and maintained by a leading safety company, Websense.

It is designed to search for out Web sites with exacting categories of content, such as pornography and stimulation to unlawful behaviours.

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Tuesday, November 10, 2009

How Viruses Works



How Viruses Works: Viruses

They're the "general cold" for computers; we'll explain you how they operate and how to protect your PC.

Virus: A self-replicating part of computer code that can partially or fully connect itself to files or applications, and can cause your computer to do something you don't desire it to do.

Computer viruses are the "common cold" of current technology. They can spread quickly across open networks such as the Internet, causing billions of dollars value of damage in a short quantity of time. Five years ago, the possibility you'd receive a virus more than a 12-month period was about 1 in 1000; today, your probability have dropped to about 1 in 10. The vital information:

  • Viruses come in your system via e-mail, downloads, infected floppy disks, or (occasionally) hacking.
  • By definition, a virus have to be able to self-replicate (make copies of itself) to spread.
  • Thousands of viruses live, but few are establish "in the wild" (roaming, unchecked, across networks) because most known viruses are laboratory-made, not at all released variations of common "wild" viruses.
  • Virus behavior can range from annoying to unhelpful, but even relatively benign viruses tend to be critical due to bugs introduced by sloppy programming.
  • Antivirus software can notice nearly all types of known viruses, but it must be efficient regularly to maintain effectiveness.
It is just a computer program. Like any other program, it contains commands that tell your computer what to do. But different an application, a virus typically tells your computer to do something you don't want it to do, and it can typically spread itself to other files on your computer--and other people's computers.

If you're lucky, a virus will perform only a benign "personality quirk," such as causing your computer to make apparently random bleeps. But a virus can be very unhelpful; it might format your hard drive, overwrite your firm drive boot sector, or delete files and make your machine inoperable.

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Friday, November 6, 2009

Computers are filled through fake security software

Millions of North American computers are it seems that loaded with fake security software. Public have bought and installed scam security software that leaves the computer additional vulnerable according to a fresh Symantec report.

Increasingly planting fake security alerts that bang up when computer users access a rightful website. The "alert" warns them of a virus and offers security software, at times for free.

Symantec's vice president be quoted for saying; "Lots of period, in fact they're a channel for attackers to take over your device. They'll take your credit card information, any personal information you've entered present and they've got your device.

Symantec scanned and set up over 250 varieties of scam security software that people be buying. A lot of times, the products will have rightful sounding names other than contains precarious and fake results. Thieves have made off through thousands of dollars Symantec said.

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Wednesday, November 4, 2009

Motherboard Pictures in Computer


A usual motherboard contains areas for computer memory, CPU, AGP, PCI and more. Observe a close up of motherboard pictures


Computer hardware, such as memory, PCI and AGP join to the motherboard through slots. Contain yet seen a motherboard bridge.


The chipset is the "glue" that connects the computer chip to the rest of the motherboard and then to the rest of the processor. On a PC, it consists of two basic parts -- the north connection and the south connection.

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