Page 1 - Cybersecurity

What Is Cyberbullying?

Difficulty: Easy

Cyberbullying is a form of bullying that happens electronically over the internet or on a mobile phone. Whilst cyberbullying can take place between...

What Is Riskware?

Difficulty: Medium

Riskware describes software that is not strictly malicious, but poses potential security risks due to software incompatibilities, security holes, or legal violations.

What Is A Backdoor?

Difficulty: Medium

A backdoor is a security vulnerability that allows an attacker to gain unauthorised remote access to the victim's computer without their permission or knowledge and bypass normal security mechanisms.

What Is A Rootkit?

Difficulty: Medium

A rootkit is a type of malware designed to give someone root or administrator-level access to a computer system without the user's permission or knowledge.

How To Remove A Computer Virus? (Windows)

Difficulty: Medium

This article explores how you can get rid of a computer virus or other unwanted software on your computer and the steps you should take when your computer is infected with a virus.

How To Tell If A Download Is Safe? - 8 Ways To Tell if A Download Is Safe

Difficulty: Easy

Wondering whether the file you have downloaded is safe before you open it? You may have had a time when you have received a file, but are just not sure of whether you can trust it.

What Is A Computer Worm?

Difficulty: Medium

A computer worm is a type of malware that automatically spreads itself over a network and infects other computers without any interaction from the creators.

What Is A Zero-Day Vulnerability?

Difficulty: Medium

A zero-day vulnerability, also known as a zero-day flaw, or a zero-day threat, is a security hole in a software program, operating system, website, web browser, hardware, or firmware, that...

What Is A Keylogger?

Difficulty: Medium

A keylogger is a type of spyware that records all keystrokes the user makes and sends that data to a third party. Keyloggers can record sensitive information, like usernames, passwords and bank details.

What Is Adware?

Difficulty: Medium

Adware is a type of malware that displays unwanted ads on the victim's computer, often in their web browser, to generate revenue for the creator.

What Is Spyware?

Difficulty: Medium

Spyware is a type of malware that is designed to secretly monitor the victim's activity, gather information about them, and send it to a third party without their permission.

What Is Malware?

Difficulty: Easy

Malware is specifically designed to harm a computer system. It is created with malicious intent to steal data, gain unauthorised access to...

What Is A Trojan Horse?

Difficulty: Medium

A Trojan horse, often shortened to a Trojan, is a type of malware that disguises itself as a safe and legitimate program when it actually performs malicious tasks.

What Is Ransomware?

Difficulty: Medium

Ransomware is a type of malware that blocks access to a computer system or files until a sum of money is paid. Ransomware may encrypt your personal files so that...

How To Tell If A Website Is Legitimate? - 10 Ways To Tell If A Website Is Legitimate?

Difficulty: Easy

Are you wondering whether a website you are visiting is legitimate or a scam? There are lots of signs and online tools that indicate whether a website is legitimate or a scam.

Why Should I Look For The Padlock When Entering Personal Information On Sites?

Difficulty: Medium

It is likely that you have noticed the padlock in the address bar on your web browser, especially when visiting a non-secure site as browsers draw attention to sites that do not use the padlock.

Is It Possible To Get A Virus Just From Visiting A Website?

Difficulty: Easy

In a modern and up-to-date web browser and operating system, it is unlikely that your computer will catch a virus just by visiting a website in a web browser.

20 Things You Should Never Google

Difficulty: Easy

Google is the largest search engine and processes over 3 billion searches a day. It has become so popular that there is even a verb 'Google', which means to look something up using the search engine Google.

What Is An Antivirus?

Difficulty: Easy

An antivirus, also spelt as anti-virus, is a software program designed to detect and remove computer viruses and other unwanted programs that harm a computer...

What Is A MITM Attack?

Difficulty: Medium

Stands for a man-in-the-middle attack. A MITM attack is a type of cyberattack where an attacker intercepts communications between the user and server...

What Is A Password?

Difficulty: Easy

A password is a secret string of characters that is used to authenticate a user before signing in. Passwords are used in combination with usernames...

What Is Chain Mail?

Difficulty: Easy

Chain mail is a type of unsolicited email that is designed to convince the recipient into forwarding the email to other people and making as many copies as possible...

What Is TLS?

Difficulty: Medium

Stands for Transport Layer Security. TLS is a security protocol used to enable secure transmission of data over a network. It accomplishes this by...

What Is An SSL Certificate?

Difficulty: Medium

Stands for a Secure Sockets Layer certificate. An SSL certificate is a data file or digital certificate that proves the identity and authenticity...

What Is SSL?

Difficulty: Medium

Stands for Secure Sockets Layer. SSL is a protocol used to encrypt communications between two computers communicating over the internet...

What Is Phishing?

Difficulty: Easy

Phishing is the practice of impersonating trusted companies to steal sensitive information from users. Phishing usually comes in the form of email...

What Is A DDoS Attack?

Difficulty: Medium

Stands for a Distributed Denial Of Service Attack. A DDoS attack occurs when an attacker floods a network or server with so much malicious traffic that it...

What Is Encryption?

Difficulty: Medium

Encryption is the use of complex algorithms to scramble sent information into random characters and symbols so that it cannot be read by any unauthorised users...

What Is A Computer Virus?

Difficulty: Easy

A computer virus is a type of malicious program, script, code, or macro that is designed to harm a computer and spread from one device to another...

How To Stay Safe Online?

Difficulty: Easy

The internet has become so popular. As of now, it is possible to use the internet for almost anything, such as online shopping....

What Is Computerhelp4all?

Computerhelp4all is a site with articles for everyone about the topic of computing, as suggested in the name '4all'.

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Page 1 - Cybersecurity

What Is Cyberbullying?

What Is Riskware?

What Is A Backdoor?

What Is A Rootkit?

How To Remove A Computer Virus? (Windows)

How To Tell If A Download Is Safe? - 8 Ways To Tell if A Download Is Safe

What Is A Computer Worm?

What Is A Zero-Day Vulnerability?

What Is A Keylogger?

What Is Adware?

What Is Spyware?

What Is Malware?

What Is A Trojan Horse?

What Is Ransomware?

How To Tell If A Website Is Legitimate? - 10 Ways To Tell If A Website Is Legitimate?

Why Should I Look For The Padlock When Entering Personal Information On Sites?

Is It Possible To Get A Virus Just From Visiting A Website?

20 Things You Should Never Google

What Is An Antivirus?

What Is A MITM Attack?

What Is A Password?

What Is Chain Mail?

What Is TLS?

What Is An SSL Certificate?

What Is SSL?

What Is Phishing?

What Is A DDoS Attack?

What Is Encryption?

What Is A Computer Virus?

How To Stay Safe Online?

What Is Computerhelp4all?

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