Posts Tagged ‘adware’

Threats from the Internet

Saturday, March 21st, 2009

The internet has become a common household resource. Even in the third world countries, many homes have their internet connection.
The Internet is undoubtedly a fantastic resource for families and offers a rich content for educational purposes. However, there are potential dangers that accompanies the Internet. It’s an open venue welcoming the world of viruses, spam, trojans, pornography, spyware and other nasties.

How do you protect yourself from all of these. Information! You have to be fully aware about the threats to your computer internet so that you can use this technology to your fullest advantage.

  1. Virus - A computer program itself as copies. They often disrupt your computer system or damaging your data. Viruses are usually attachments received by e-mail to carefully opening a little dubious source. They can affect anyone, for example, the destruction of the Mydoom worm assigned one of three small and medium enterprises.
  2. Spyware – Sends information about you and your computer to someone else. May send spyware site addresses you have visited or worse still, transmit personal information. With today’s concerns about identity theft it is a real worry. Spyware is normally received as part of shareware or freeware downloaded from the web.
  3. IP Spoofing – A technique to gain unauthorized access to computers, whereby the intruder sends messages to a computer with an address indicating that the message is coming from a trusted host.
  4. Trojans – An apparently legitimate computer is really intended to disrupt and damage the computer activity by sending information, perhaps even passwords on a third party without your knowledge. For example, recent emails entitled “Osama Bin Laden Captured” attempted to download the “Trj / Small.B. If the Trojan horse embedded Web has been clicked. This trojan attempts to hijack the PC.
  5. Spam – unsolicited mail often promoting products of a dubious financial or sexual nature. Do not leave your e-mail Internet address on websites and bulletin boards as they are harvested by spammers.
  6. Adware – place ads on your screen. They take many forms, including pop-ups, and ads popunders that appear later, even if your browser is closed. Some are sent using the Windows Messenger service, which allows a spammer to direct an ad directly to your computer by sequentially sending messages to IP addresses. Always irritating, they are also often of a pornographic nature.
  7. Dialers - for those of us still with dial up modem,dialer programs redirect calls to a number very expensive.You do not know until you get the bill.
  8. Hijackers - Hijackers may take control of your web browser  and reset your home page, search bar and search pages. They can redirect you to undesirable sites or stop you go to specific sites.
  9. Hackers – With so much personal data available online to anyone with a password, you must be sure your password is security. If you use your maiden name of mother, your cat’s name or your birthday, your password is at risk.Here are two tips for a secure password.
    • Mode One –Free pick two random words of three letters and two figures. Mix them and what do you have? A Secure Password such as “red19cat” or “hotpin73.
    • Method Two – pick a short sequence of words such as “quick Brown Fox Jumped Over The Lazy Dog”  and you have a password “qbfjothd” .
  10. Phishing – Emails purporting to come from the reliability sources such as Paypal, Ebay or your bank. Often wish check your account details, they may very realistic, but are generally scams to harvest usernames and passwords. Always open a new browser window and type the retractor address there, rather than clicking on the link provided.
  11. Hoaxes – Chain letters, scams, false alarms. At best they take time and bandwidth, but at worst vulnerable be victims of fraud. Pass it on!
  12. Stranger-danger – For those of us with children – do you know what they do when they are online? Are they work on tasks at home, or are they downloading illegal music or pornography? Or are they strangers in the Chat Discussion rooms? You should consider blocking access to undesirable logging sites and their activity with a surveillance tool. Oh, and do not forget that where children are concerned, computers should always be kept in a family room and never in their bedroom.

9 Warning Signs of Spyware/Adware Infection

Thursday, February 21st, 2008

Here’s a horrible fact.  Chances are that your computer is hosting a spyware! There are currently over 78,000 spyware and adware programs on the Internet that can affect your PC.

Here are the warning signs-9, you should be aware if any of them relate to you, your computer is probably infected more.

  • If you start your Internet browser and the home page that appears is not one that was defined by you. You then change what you want and then it goes back to something you do not fix it again. It is one of the most common ways to say you have been supported by some sort of spyware and get rid of your system immediately.
  • If you have pop-ups that have been customized with your name or when you begin to receive pop up while you are not yet connected to the Internet or do not have a browser open. It is one of the most annoying ways that your system will let you know that you have something other than the normal operation of your system.
  • You start to receive telephone bills dear you put numerous calls to 900 numbers that you’ve never heard of and those with heavy rate per minute. Spyware takes over your phone line because of the connection you have, in conjunction with telephone service, either dial-up or broadband.
  • You enter a search item on your toolbar or the required Internet address bar and suddenly a search unapproved handles your search. The most famous items are infected with MySearch stuff such as lawyers and other search engines spyware type you have to make their sites approved.
  • Make sure another way of knowing that you have spyware on your operating system is that you should consult your favorites list and you have in their favorite sites that you do not put yourself and found that d other sites you’ve put there are no longer found. You remove these elements, but they are still new to your favorites.
  • The system starts to run more slowly than usual. If you are a Windows OS update, you pull your task manager system information screen and see that your system operates at 100%, then you are infected by spyware on your system, as always need a little space for the treatment of information, That’s why your system slows down when you have spyware on it.
  • When you’re not doing anything online, send and receive lights on your dial-up or broadband modem blink as wild and alive than when you’re online, downloading a file or surf the Internet. Also, your network icon on your screen flashes quickly that you are working on receiving and sending information from your system very rapidly. This is the job of spyware here to send and receive information on your system without telling you.
  • A toolbar search or other navigation tools appears, even if you did not request or install it. You try not to delete it, or it is after the move. Motor registration files spyware hiding in your system under aliases and unless you find all of them and eliminate them, so they never leave your system, causing them to show again and again.Finally, everything seems to function normally, but the most deceptive and devious, spyware leaves no tracking information for you to find anyway. This is the safe way for you to check your system in a systematic and regular, so you are sure you do not have signs of infection.