Various classifications of malicious code include viruses, worms, and Trojan horses.
Browser closes unexpectedly or stops responding.How do I know if I have Malware on my computer?Ĭommon symptoms include: Browser crashes & instabilities
Regardless of type, malware is notorious for being at the root, whether directly or indirectly, of virus infection, causing conflicts with legitimate software and compromising the security of any operating system, Windows or Macintosh. Others leave your computer vulnerable to viruses. Some types of malware contain files commonly identified as Trojan viruses. Malware threatens your computer’s security. The information most typically collected includes your browsing and shopping habits, your computer's IP address, or your identification information. Malware programs are known for gathering personal information and relaying it to advertisers and other third parties. In some cases, you may have to reinstall your operating system to get rid of the infection completely. In addition, they ‘hide’ in unexpected places on your computer (e.g., hidden folders or system files), making their removal complicated and time-consuming. Malware programs can seldom be uninstalled by conventional means.
While End User License Agreements (EULA) usually include information about additional programs, some malware is automatically installed, without notification or user consent. Some peer-to-peer (P2P) applications, such as KaZaA, Gnutella, and LimeWire also bundle spyware and adware.
Malware is often bundled with other software and may be installed without your knowledge.įor instance, AOL Instant Messenger comes with WildTangent, a documented malware program. It can also relay your personal preferences to interested third parties. Browser hijacking software changes your browser settings (such as your home page and toolbars), displays pop-up ads and creates new desktop shortcuts.Fake security software poses as legitimate software to trick you into opening your system to further infection, providing personal information, or paying for unnecessary or even damaging "clean ups".Adware displays pop-up advertisements when you are online.Spyware is also known for installing Trojan viruses. Spyware collects your personal information and passes it on to interested third parties without your knowledge or consent.They can do anything from erasing the data on your computer to hijacking your computer to attack other systems, send spam, or host and share illegal content. Viruses which are the most commonly-known form of malware and potentially the most destructive.Some programs are also known for containing worms and viruses that cause a great deal of computer damage. For example, malware is known for relaying personal information to advertisers and other third parties without user consent. Once installed on your computer, these programs can seriously affect your privacy and your computer's security. Malware is a catch-all term for various malicious software, including viruses, adware, spyware, browser hijacking software, and fake security software. For specific steps you can take to protect against malware, see our Protect Against Viruses & Security Threats pages. This page provides an overview of the most common malware applications.