Podcast
Questions and Answers
What is the primary function of spyware?
What is the primary function of spyware?
What happens when a computer is infected by a worm?
What happens when a computer is infected by a worm?
What is the purpose of a trojan horse?
What is the purpose of a trojan horse?
What is ransomware used for?
What is ransomware used for?
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What is the function of a rootkit?
What is the function of a rootkit?
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What is the primary function of an antivirus software?
What is the primary function of an antivirus software?
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What happens when a computer virus infects a computer in a network?
What happens when a computer virus infects a computer in a network?
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What does the term 'VIRUS' stand for?
What does the term 'VIRUS' stand for?
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What is the main purpose of a firewall in a computer network?
What is the main purpose of a firewall in a computer network?
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Why is it essential to have an Internet connection to update antivirus software?
Why is it essential to have an Internet connection to update antivirus software?
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Study Notes
Malware
- Malware is a type of malicious program designed to damage or carry out unwanted actions on a computer system.
- The term 'malware' can be remembered as 'badware' since 'mal' in Spanish means 'bad'.
Types of Malware
- Computer worm: a type of malware that can replicate itself without human interaction, consuming memory space and slowing down the computer's processing speed.
- Trojan horse: a type of malware that conceals itself inside legitimate software, activating and infecting the host system when installed.
- Spyware: a type of malware that snoops on a user's activity and sends gathered information back to a hacker.
- Ransomware: a type of malware that accesses the host system's data by encrypting it, demanding payment in exchange for access.
- Rootkit: a type of malware that gains administrator access to the host system, hiding but retaining special access to the system.
- Computer virus: a piece of code or program developed to corrupt data or program files on a computer system.
Computer Viruses
- A computer virus enters a computer without the user's permission, potentially spreading to other systems if the computer is part of a network.
- Viruses can hamper the normal functioning of computer resources, such as processing power, memory, and installed programs.
- A virus can slow down the computer's speed or even damage the hard disk, making it unrecoverable.
- VIRUS stands for Vital Information Resources Under Seize.
Protection from Malware
- Antivirus software: a set of programs that identify and remove malware, detecting and preventing viruses from copying themselves on the computer system.
- Regular updates are necessary to detect the latest known viruses, requiring an internet connection.
- Firewall: a software or hardware-based network security system that controls incoming and outgoing network traffic, preventing unauthorized access to a computer network.
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Description
Learn about malware, its types, and how they affect computer systems. Understand the different types of malware including worms, trojans, spyware, and more.
