One of the most dreaded things for computer users is a virus. A virus may attack your computer in numerous ways, such as through your email. When you open your email be cautious, sometimes certain attachments may be harmful to your computer. When you click on the attachment, a virus may launch an attack on your computer. A virus can also attack you through an infected disc or downloaded program. When you insert an infected disc into your computer, or run an executable file, a virus may copy itself to the hard drive and replace other files. In some cases a virus can even attack you while you are surfing the Internet innocently! While you go through several web pages, you might run into a site that contains malicious code. You should be careful when visiting unknown sites that request you install any form of software. If you would like to protect yourself from viruses then you should get antivirus software.
Spamming is simply mass mailing, also known as unsolicited bulk emailing. You can receive spam in your inbox anytime. You can get offers through spamming, Some of which will offer you free product samples or large discounts on products. Some will even give you free money. Of course, this is what the spam mail tells you but it is not what it does.
Trojan horses or Trojans are malware that are disguised so that you will not notice their harmful intentions. The origin of the term is based on the story of the ancient Greek story about the Trojan horse. The Trojans hid inside the horse and offered the horse to their enemies, the city of Troy, as a gift. When their enemies received the gift, the Trojans came out and attacked their enemies while they were sleeping. Trojans on computers act the same way. When Trojans enter your computer, you will think that they are completely harmless. Whilst in the background, these Trojans will launch various attacks and open backdoors to your system. They may erase your files and or corrupt your system.
Many Internet users nowadays have experienced a virus or two in their lives. Sometimes a virus attack may be minimal. It can infect a file and you will catch it before it spreads. Some virus attacks are severe and can cause your whole computer to crash in an instant. Computer attacks can come in many forms. You can be attacked by a virus, a worm, a Trojan horse, or whatever malware under the sun. One of the most dangerous forms of malware attack are those of rootkits.
With rootkits, malware can hide from anti-virus programs, malware detectors and even the operating system. There are several types of rootkits. There are rootkits that activate themselves each time your computer starts or rootkits that live on your computer memory. There are even rootkits that can stay on your computer in different modes like the safe mode. With this malware assisting technology, how can you save yourself from such?
A lot of great things can be done over the Internet: you can do business on the Internet and make a living; you can meet the love of your life; in fact, you can live your life on the Internet if you find it more amusing than the real world. There are also dangers about using the Internet. Although you can do fun things over the Internet some people can do bad things too. They can steal your credit card numbers or valuable confidential information from your computer. They can even destroy data on your computer, or upload illegal content from a remote location. If you want to prevent these things from happening to you and your computer then you should equip your computer with a firewall.
People will always long for affection. They will want someone to talk to or someone to share their lives with. Nobody ever wants to feel lonely. With the Internet, people can address this need. People are able to communicate through chatting, blogging, and emailing. With these possibilities, people can make friends and build relationships online. All this may sound great but not everyone considers this to be an innocent activity.
One of the most popular means of communication over the Internet is instant messaging. Through instant messaging, you will be able to send messages and receive messages from anyone around the world on a real time basis. This means that when you are instant messaging, you will be communicating as if you were on the telephone. The only difference is that you are typing what you are supposed to say and you are reading what you are supposed to hear. Isn’t that neat? Some people think, instant messaging is one of the greatest things that have been invented for the Internet. Instead of paying a lot of money for overseas calls, you can simply chat with someone from another country for free! After paying for the electricity on your computer and your Internet connection, you do not have to worry about anything else. There are no additional instant messaging bills because the services are entirely free!
Encryption is being used nowadays to improve Internet security. Websites that involve financial transactions use encryption so that other people will not be able to see anything confidential such as credit card and pin numbers. Websites that also have a lot of confidential information such as company presentations and managerial accounting records are also using encryption so that hackers can not access their information. Even in emails, encryption is being used. If you are going to be sending highly confidential information then maybe you should encrypt it first. You do not want hackers finding out about your bank statements or your mailing address. When you send an encrypted email, make sure that the receiver has the decryption program or else the receiver will not be able to understand what you sent.
There is a wealth of information on the Internet. You will be able to get almost anything through downloading or visiting a website. You will be able to get online videos through downloading. You will be able to get PC wallpapers through downloading. You can even get free games through downloading. All of these things are great but you should not be downloading data from malicious or suspicious sites.