In this cyber world, spyware are everywhere. No matter how well you think your computer is protected, your computer is still vulnerable to spyware infections once you send/receive emails, search and browse the web, download photos, music and software, bank, shop, and invest online, use social networking sites, instant messaging and read blogs, watch Internet video with your computer. One of the most dangerous things is that spyware may have crept into your computer unnoticeably and you may be unaware its existence.
List of Most Widespread Spyware Types:
Adware is a type of programs that display advertisement banners or popup windows on web browsers and computer desktop. Adware often install on user’s computers bundled with free software downloads without their awareness. After installation, adware programs produce unwanted targeted advertisement banners or popups according to the collected user preferences on infected computers.
Browser Hijackers are designed to control users’ web browsers and forcibly take them to pre-defined dangerous websites for malicious purpose. Browser Hijackers are known as one symptom of rogue anti-spyware infections to promote themselves and collect easy money. The result of browser hijack is usually implemented with the help of Trojans.
Keyloggers are type of programs that run in the background and secretly monitor computer user’s keyboard operation so as to gather sensitive information, such as online banking user name and password. Keyloggers infection will cause severe privacy risk for victims.
Rogue Programs are developed to use misleading tactics and force computer users to waste money for non-existing malware removal. Rogue security programs are usually installed by affiliated Trojans virus and scare computer users with fake security results and alerts and then redirect them to malicious websites and make a purchase of rogue programs.
Rootkits are software or hardware device designed to get administrator-level control over a computer system without being detected. Although Rootkits can serve various ends, they are treated as malware, appropriating computing resources without the awareness of the administrators or users of compromised computers. Rootkits can target the BIOS, hypervisor, boot loader, kernel or less commonly, libraries or applications.
Trojan Horses are malware that can skillfully exploit system loopholes and bypass firewalls staying undetected. Trojan horses can be installed by software downloads, email attachments, websites containing malicious script and application exploits. Symptoms of Trojan horse infection may include unwanted advertisement popups, toolbar installation to web browsers, browser hijack and strange message alerts. Trojan horses sometimes can open backdoors for hackers to remote access on affected system for malicious purposes.
Worms are malware computer programs that can self-replicate themselves and send copies of themselves to other computers or its network environment without any user’s knowledge. Worms mostly cause some harm to the affected computer or network by consuming bandwidth resources instead of corrupting or modifying user files on the computer.
The above malware are most widespread and if your computer is unfortunately infected by any type of them, it’s a sign that your computer is potential vulnerable to other types of malware. So it’s highly recommended that you perform a full system scan with an advanced security tool to check whether there are any other types of malware hiding in your system. To fully detect and remove the below spyware, please download the Recommended Professional Anti-Spyware Program.