Other forms of cyber crime
DDos attacks, brute force attacks, botnets, shoulder surfing, and ransomware
A Ddos attack is a cyber attack in which the criminal makes a network resource unavailable to its intended users. Ddos stands for Dedicated Denial of Service and refers to the inability of the website to provide its service to its users.
A Ddos attack floods the targeted machine or website with lots of requests in an attempt to overload the system. Watch the video below to find out more about a DDoS attack and then answer the questions underneath. |
A brute force attack is a form of attack that makes multiple attempts to discover something (such as a password).
It is often carried out by a botnet which means a lot of computing power can be used. Watch the video to the right and complete the table below. Python TaskCreate a table like the one on the right and complete it using the program below.
Run the program and enter the passwords as shown in the left-hand column of the table. Record the number of attempts and the time it takes to break the password. repl.it/@ccr_computing/brute-force-2 |
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There are five common ways that computers can become infected with malware:
•Downloading software that is contains malware. •Opening emails that are contain malware. •Opening files that are contain malware. •Being attached to a network that is infected. •Using removable media like a USB memory stick that is infected. |
It is impossible to stop 100% of the malware attacks but you can considerably reduce the risk of being infected:
•Install a recognised and respected anti-virus software and update it regularly. •Update the software on your computer (installing patches). •Avoid using removable media like memory sticks. If you have to use them, scan it with a virus-checker first to make sure it is clean. •Install a Firewall to stop unauthorised incoming and outgoing data. •Don’t download software or open emails apart from those from a recognised and trusted source. •Check websites are genuine and secure (https) before inputting any personal data. Don’t click on any adverts or pop-ups on websites. |
Idea badges to be done -
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