23517933
Description
Mind Map by Veerun SANGHERA, updated more than 1 year ago
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Created by Veerun SANGHERA
almost 4 years ago
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Cyber Security
- Key Terms
- Unauthorised Access
- This refers to someone gaining entry without
permission to an organisation’s system, software
or data. This achieved by exploiting a security
vulnerability
- This refers to someone gaining entry without
permission to an organisation’s system, software
or data. This achieved by exploiting a security
vulnerability
- Cyber Security
- refers to the range of measures that
can be taken to protect computer
systems, networks and data from
unauthorised access or cyber
attack.
- refers to the range of measures that
can be taken to protect computer
systems, networks and data from
unauthorised access or cyber
attack.
- Attack
- An attack is a deliberate action, targeting an
organisation's digital system or data
- An attack is a deliberate action, targeting an
organisation's digital system or data
- Threat
- external
- caused outside the
organisation
- caused outside the
organisation
- internal
- caused by an incident
inside an organisation
- caused by an incident
inside an organisation
- is an incident or action which is
deliberate or unintended that results
in disruption, downtime or data loss
- external
- Unauthorised Access
- Hackers
- Black hat
- Is someone who tries to inflict
damage by compromising
security systems
- Is someone who tries to inflict
damage by compromising
security systems
- White hat
- Is someone who works with
organisations to strengthen the
security of a system
- Is someone who works with
organisations to strengthen the
security of a system
- Grey hat
- Is someone who does it
for fun and not with
malicious intent
- Is someone who does it
for fun and not with
malicious intent
- Black hat
- Types of threats
- Malware
- Worm
- Worms get around by exploiting
vulnerabilities in operating systems and
attaching themselves to emails. They
self replicate at at tremendous rate
using up hard drive space and
bandwidth, overloading servers
- Worms get around by exploiting
vulnerabilities in operating systems and
attaching themselves to emails. They
self replicate at at tremendous rate
using up hard drive space and
bandwidth, overloading servers
- Virus
- A piece of malicious code that attaches to a
legitimate program. it is capable of
reproducing itself and usually capable of
causing great harm to files or other programs
on the same computer
- A piece of malicious code that attaches to a
legitimate program. it is capable of
reproducing itself and usually capable of
causing great harm to files or other programs
on the same computer
- Malicious software this is an
umbrella term given to software
that is designed to harm a digital
system, damage data or harvest
sensitive information
- Trojan horse
- Users are tricked into downloading it to
their computer. Once installed the
Trojan works undercover to carry out a
predetermined task.
- Users are tricked into downloading it to
their computer. Once installed the
Trojan works undercover to carry out a
predetermined task.
- Rootkit
- Designed to remotely access
and control a computer
system without being
detected by security
software or the user.
- Designed to remotely access
and control a computer
system without being
detected by security
software or the user.
- Ransomware
- Encrypts files stored on a computer to
extort/demand or steal money from
organisations
- Encrypts files stored on a computer to
extort/demand or steal money from
organisations
- Spyware
- Is secretly installed to collect
information from someone else's
computer
- Is secretly installed to collect
information from someone else's
computer
- Adware
- Automatically shows
adverts such as popups.
- Automatically shows
adverts such as popups.
- Keyloggers
- spyware that records every
keystroke made on a
computer to steal personal
information
- spyware that records every
keystroke made on a
computer to steal personal
information
- Distributed
Denial-of-Service attack
(DDoS attack)
- flooding a website with
useless traffic to inundate
and overwhelm the
network
- flooding a website with
useless traffic to inundate
and overwhelm the
network
- Bot net
- Bots take control of a computer system,
without the user’s knowledge. A botnet is a
large collection of malware-infected devices
(zombies). An attacker (‘bot herder’) chooses
when to ‘wake’ the zombies to perform an
attack.
- Bots take control of a computer system,
without the user’s knowledge. A botnet is a
large collection of malware-infected devices
(zombies). An attacker (‘bot herder’) chooses
when to ‘wake’ the zombies to perform an
attack.
- Worm
- Malware
- Social Engineering
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