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J277 1.4.1

Threats to computer systems and networks

TermDefinition
Malware Malicious software designed to disrupt, damage, or gain unauthorized access to computer systems
Data Interception Using packet sniffers to intercept data during transmission
Brute–force attacks A method of trying all possible combinations to guess a password or encryption key
Denial of Service Attack Cyber attacks that overwhelm a network or system by flooding it with requests, making it inaccessible to users
SQL injection A technique where malicious code is inserted into a website form to manipulate or extract data.
Ransomware Telling the user their computer is infected to scare them into buying a solution
Cybercriminal An online/computer criminal
Hacking The use of computers to access data without authorisation
Virus Attach themselves to certain files and spread across a system
Worm A Self replicating type of malware
Trojan Malware disguised as something safe.
Social Engineering A way of gaining sensitive info by manipulating people usually over the phone or phishing emails
Phishing When emails or texts are sent pretending to be from a bank or retailer asking you for sensitive info
Created by: weirdog
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