Malware: Concepts, Types, and Protection
Malware is software or code designed to gain unauthorized access to, control, or damage computer systems and networks. It may steal data, extort victims, monitor activity, disrupt operations, or commandeer device resources, and is often difficult to detect initially.
What Is Malware?
Malware broadly refers to programs or code designed to deliberately infiltrate, damage, or gain unauthorized access to computer systems and networks. It typically enters systems without users' knowledge and may be used to steal data, conduct extortion or espionage, enable remote control, disrupt services, or spread fraudulent information.
Common Attack Methods
Different types of malware behave differently: ransomware encrypts data and demands a ransom; keyloggers steal input; Trojans disguise themselves as legitimate software to trick users into installing them; spyware secretly monitors users; and worms can replicate themselves and spread across systems.
Hiding, Controlling, and Destroying
Some malware focuses on maintaining long-term control or evading detection. For example, a botnet organizes multiple infected devices to launch attacks or send spam,Rootkit while rootkits use administrator privileges to hide malicious programs, and wipers delete data from systems or networks, causing damage or covering up traces.
Basic Protection Awareness
Cryptocurrency users may become targets of malware attacks; for example, device resources may be used for mining without authorization. In daily use, install reputable antivirus software, exercise caution when installing programs from unknown sources, and avoid clicking suspicious links to reduce the risk of device infection and sensitive information leakage.
Original Tutorial
https://www.binance.com/zh-CN/academy/glossary/malware
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