What Is Malware and How Does It Affect Your Business?
Malware is a broad term that refers to malicious software. It can be used for various purposes, from stealing data to taking control of systems. Regardless of the intention, it has a major impact on business operations and can have devastating consequences.
The most common types of malware include computer viruses, worms, Trojan horses, spyware and adware. Computer viruses can infect other files and programs by hiding in innocuous documents or attachments. They then replicate and spread to other files without the user’s knowledge or consent. Computer worms are similar to viruses, but they can also exploit vulnerabilities in system files.
Other malware attacks involve stealing data that can be used for fraud or identity theft. Another common form of malware is ransomware, which encrypts files and locks access to systems until users pay a fee. This type of malware is typically distributed through phishing emails or rogue applications on Android or iOS devices.
Many types of malware attack different systems, but they all share the same objective: to exploit a device at its owner’s expense. Some malware causes system damage by corrupting files, deleting data or changing system settings. Other malware takes advantage of hardware or software vulnerabilities to gain unauthorized access and perform other malicious activities, such as mining cryptocurrency. Signs of malware activity may include a sudden loss of disk space, a swell in internet traffic or adware that pushes unwanted ads on users. The perpetrators of malware can be individuals or nation states, and their motives may vary from financial gain to ideological disagreement.