Computer and Data Security notes
21 notes by 20 users
This page gathers over 10 user-made Computer and Data Security notes, covering passwords, data protection and malware. Most are at secondary level, for school students revising security topics and teachers looking for ready-made reading. Choose a note to get started.
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- Confidentiality, Integrity and Availability7
- Security Threats and Risk Management229
- Cyber Attacks and Hacking34
- Malware and Viruses125
- Phishing and Social Engineering16
- Network Security137
- Firewalls and Antivirus Software31
- Protecting Data and Files83
- Passwords and Biometric Authentication28
- Encryption74
- Physical Security37
- Backup and Disaster Recovery32
- Security Policies and Legislation24
- Online Safety16
Notes
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Network Security Passwords: No or characters - 8 or more Type of characters - 4 or more types Words - password dictionaries Famous hacks: Sony Haystack Calculator Top 10 passowrds 123456 12345678 password abc123 111111 monkey letmein ...
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Data protection issues - created from Mind Map How to protect data from accidental destruction Train users - so they are less likely to make mistakes Ensure back up copies are kept - as data can be recovered that way Thoroughly test software - to avoid system cras...
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Untitled Keywords : Disaster Recovery- is an organization's ability to respond to and recover from an event that negatively affects business operations.s an organization's ability to respond to and recover fro...
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STAYING SAFE - ICT making regular backups of files (backup copies should be stored in fireproof safes or in another building) protecting yourself against viruses by running anti-virus software using a system of passwords so that access ...
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Network Security
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Malware Virus - Software program capable of reproducing itself and is usually capable of causing great harm to files or other programs on the same computer; "a true virus cannot spread to another computer without the hum...
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Firewalls,Viruses and Anti-virus Firewalls Barrier to unauthorized accessA method of securityStops hackers accessing a computer Hackers aim to steal data or change data and introduce malwareRules can be set to allow/block certain computersParental co...
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Viruses A Worm Virus •It is a computer program that replicatesin order to spread the virus. Often it uses a computer network to spread. This is because of not very good security on the computer. •It can also send over email; ...
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MIS 301 November 27th -- Chapter 4 Computer Security Data Recovery Planning (DRP) Factors contributing to IS vulnerability - Todays interconnected, interdepe...
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password - created from Mind Map A password is a word that contains minimum 8 characters long. A powerful password can contain a symbol , lower & uppercase letters and numbers. This is also a secret word or phrase that no one can know only the people...
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Untitled Keywords Disaster recovery: is an organizations method of regaining acess and fuctinality to its IT infrastrcture,after events like a natrual disaster,covid 19 a variety of methods can be apart of this recover d...
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Viruses Trojan- A Trojan is a harmful piece of software that looks legitimate. Its there but you don’t know that. A stand alone programme which may look normal, will hack your computer and cause numerous problems. It wil...
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Untitled examples of organisation policies system security data security compliance (legal and legistaltion) environmental disaster recovery infrastructure responisble use of email and the internet Plan for disaster reco...
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Firewalls-ICT Firewalls Barrier to unauthorised access, A method of securityStops Hackers accessing a computerHackers aim to steal data or change data and introduce malwareRules can be set to allow/block certain computersParental c...
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Untitled disaster recovery default password software audit orginisation policies: system security data security compliance environmental disaster recovery infrastructure plan for disaster recovery - the policies ...
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Information and Communication Technology - created from Mind Map Computer Security Current and Future Development 1.3.1 Definition
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CAPTCHA A CAPTCHA is a type of challenge-response test used in computing as an attempt to ensure that the response is generated by a person. The process usually involves a computer asking a user to complete a simple test...
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Summary- computer virus A virus is a computer program that enters the computer system attaching itself to another computer program, and spread itself across the system. Viruses are created by hackers and crackers, who are people who want to ...
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How To Protect Your Computer Spyware:A software that enables users to obtain information about another computers activity by transmitting data covertly from their hard drive.It hides itself somewhere on your computer collecting information about ...
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Crypto U6, computing HMAC How to compute an HMACYou need to keys, let's call them K1 and K2. Concatenate K2 with the message and then compute the hash of this. Then take K1, concatenate it with the result from step 1 and hash this...
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Information protection - creado desde un Mapa Mental create secure passwords cryptography secure protocol
More Computer and Data Security resources
About computer and data security notes
GoConqr OriginalComputer and Data Security notes
Start with the notes on data protection issues for examples of backups and user training. They offer a place to begin if you want to look at ways to protect data before moving on to specific threats.
The Network Security notes discuss passwords, while Malware introduces harmful software. The notes titled Viruses include material on Trojans and worms. For another security topic, CAPTCHA describes a challenge-response test.
Revise with notes
Read a short section, then close the note and write down what you remember. Reopen it to check the details. You could compare the virus notes to review different kinds of harmful software, then read the notes on firewalls for a protection method.
When you want to organise ideas visually or check your recall, switch to a mind map or quiz on the unit page. Pick a topic and try that revision sequence.
Frequently asked questions
Which note should I start with?
The notes on data protection issues are a useful starting point for looking at protection methods. They include backups and user training. You can then move to the Network Security notes for passwords, or to the notes on viruses if you want to focus on threats.
Are these notes free to use?
Yes. Every note listed here is free to open and study, with no account. The resources were made by GoConqr users. A free account also lets you make your own notes, quizzes, mind maps and flashcards, and saves your quiz scores.
What topics do the notes cover?
The notes cover password security, backups, malware, viruses and firewalls. They also include a description of CAPTCHA and notes on computing an HMAC. You can use the titles and excerpts on this page to find a topic that fits your revision or teaching.