Computer Science - 0478 CIE

Cyber Security

Akopọ

The internet connects billions of people, but the same network that lets you shop, chat and learn also lets criminals try to steal your data, hijack your accounts and bring down websites. Knowing how these attacks work, and what you can do to stop them, is one of the most important and most tested skills in computer science today.

In this lesson you will learn the aim and the method behind a range of cyber security threats, from brute-force attacks and data interception to DDoS, hacking, malware, phishing, pharming and social engineering, and then the solutions that defend against them, such as strong passwords, firewalls, encryption, proxy servers, anti-malware and access levels. By the end you should be able to match the right solution to each threat and explain why it works.

Awọn Afojusun

  1. 1 Describe the processes involved in, and the aim of carrying out, a range of cyber security threats
  2. 2 Explain how a range of solutions are used to help keep data safe from security threats

Akọ̀wé Ẹ̀kọ́

No single security measure is ever 100% effective, and attackers keep finding new methods, so the safest systems layer several solutions together. Understanding both the threat and the defence lets you protect real data and answer exam questions that almost always ask you to describe an attack and then explain a matching solution.

O wa lori ohun elo Green Bridge

Gba ohun elo Green Bridge CBT sori foonu tabi kọmputa rẹ lati ri awọn akọsilẹ ẹkọ ni kikun, awọn ibeere adaṣe, ati diẹ sii.

Awọn akọsilẹ ẹkọ ni kikun pẹlu awọn aworan apejuwe
Oluranlọwọ ẹkọ ti AI ṣe agbara rẹ
Kọ ẹkọ laisi intanẹẹti, nigbakugba, nibikibi
O wa lori Android, Windows, macOS, ati Linux

Ìdánwò Ẹ̀kọ́

Oriire fun ipari ẹkọ lori Cyber Security. Ni bayi ti o ti ṣawari naa awọn imọran bọtini ati awọn imọran, o to akoko lati fi imọ rẹ si idanwo. Ẹka yii nfunni ni ọpọlọpọ awọn adaṣe awọn ibeere ti a ṣe lati fun oye rẹ lokun ati ṣe iranlọwọ fun ọ lati ṣe iwọn oye ohun elo naa.

Iwọ yoo pade adalu awọn iru ibeere, pẹlu awọn ibeere olumulo pupọ, awọn ibeere idahun kukuru, ati awọn ibeere iwe kikọ. Gbogbo ibeere kọọkan ni a ṣe pẹlu iṣaro lati ṣe ayẹwo awọn ẹya oriṣiriṣi ti imọ rẹ ati awọn ogbon ironu pataki.

Lo ise abala yii gege bi anfaani lati mu oye re lori koko-ọrọ naa lagbara ati lati ṣe idanimọ eyikeyi agbegbe ti o le nilo afikun ikẹkọ. Maṣe jẹ ki awọn italaya eyikeyi ti o ba pade da ọ lójú; dipo, wo wọn gẹgẹ bi awọn anfaani fun idagbasoke ati ilọsiwaju.

  1. Repeatedly trying password combinations until one works is called: A. phishing B. a brute-force attack C. pharming D. encryption Answer: B
  2. Which security solution best protects data that may be intercepted as it travels across a network? A. a proxy server B. anti-malware C. encryption D. a stronger keyboard Answer: C
  3. Which type of malware encrypts your files and demands payment to unlock them? A. adware B. worm C. ransomware D. spyware Answer: C
  4. Which solution is mainly used to reduce the impact of a DDoS attack on a web server? A. proxy server B. biometric password C. two-step verification D. format check Answer: A
  5. A fake email that tries to trick you into clicking a link to a fake website is an example of: A. pharming B. phishing C. a worm D. a firewall Answer: B

O wa lori ohun elo Green Bridge

Gba ohun elo Green Bridge CBT sori foonu tabi kọmputa rẹ lati ri awọn akọsilẹ ẹkọ ni kikun, awọn ibeere adaṣe, ati diẹ sii.

Awọn akọsilẹ ẹkọ ni kikun pẹlu awọn aworan apejuwe
Oluranlọwọ ẹkọ ti AI ṣe agbara rẹ
Kọ ẹkọ laisi intanẹẹti, nigbakugba, nibikibi
O wa lori Android, Windows, macOS, ati Linux

O wa lori ohun elo Green Bridge

Gba ohun elo Green Bridge CBT sori foonu tabi kọmputa rẹ lati ri awọn akọsilẹ ẹkọ ni kikun, awọn ibeere adaṣe, ati diẹ sii.

Awọn akọsilẹ ẹkọ ni kikun pẹlu awọn aworan apejuwe
Oluranlọwọ ẹkọ ti AI ṣe agbara rẹ
Kọ ẹkọ laisi intanẹẹti, nigbakugba, nibikibi
O wa lori Android, Windows, macOS, ati Linux

Ṣe Adaṣe Awọn Ibeere Idanwo Adaṣe

Ṣe o fẹ ṣe adaṣe awọn ibeere idanwo adaṣe nipa Cyber Security? Ṣe igbasilẹ ohun elo Green Bridge CBT lati wọle si awọn ibeere idanwo adaṣe ati awọn ayẹwo adaṣe kikun fun koko-ọrọ yii.

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Gbogbo ohun ti o nilo lati ṣe dara julọ ninu JAMB, WAEC ati NECO.

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