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WorksheetsNETWORK SECURITY
Total questions: 15
Worksheet time: 8mins
An example of social engineering.
Viruses
Trojan Horses
Telephone IVR phising
Worms
A network policy
Acceptable use policy
Data theft
Virus
Phishing
Malware.....
Are different types of threats to computer systems.
Is a manufacturer of computer parts
Hard to find on the internet
Distribution is completely legal.
What can virus affect?
Keyboard
Hard drive
RAM
All of the above
Sending requests to a single server using hijacked machines
Phishing
DoS
Worms
Virus
Software that performs a ‘barrier’ between a potential attacker and the computer system.
Antivirus
Firewall
Windows update
Disk defragmenter
These define access permissions for a user
Group permissions
User Access levels
User Maintenance
Group and user settings
What is encryption?
Where only the sender and recipient can read the message.
A method of bypassing viruses
A form of anti-virus
Where data is translated into code so that only authorised users, or users with the key can decrypt it.
What must a user need to decrypt a file?
Coin
Key
Token
Graph
Typically, what level of access would a student in a school have on the network?
Access to all folders on the network.
Full access
Access to own documents and the internet
Access to all printers
Trojan Horses
Does not need to attach to a program
Can only occur when a computer is not connected to a network
A type of social engineering
Designed to access a computer by misleading users of its’ intent by prompting to download a program
Worms
Do not need to attach to a program
Need to attach to a program
A type of social engineering
Designed to access a computer by misleading users of its’ intent by prompting to download a program
How do hackers use viruses?
To make a computer unusable
To get someone’s personal information
To find out card details
All of the above
Data travels across networks in
Nibbles
Parts
Bytes
Packets
Uses a number of computers over a network of infected machines which send req uests to a website which would bring it offline
SQL
DoS
WLAN
USB
