In this guide we will look at one example how a phishing attack can be carried out through a phone call. We will also look at what could happen to our data if the attack was successful and how we could have prevented this. More Continue reading “Phishing Attack – Phone Call (Example) | Cyber Security | Social Engineering”
What is Phishing?
Phishing is a form of cyber-attack used by criminals to social engineer your data. Their goal is to firstly make you believe the email, text or call you receive is genuine. Once this first step is successful, they will go on to manipulate you until they have all data that they require. Continue reading “How Do I Overcome Phishing Attacks? | Cyber Security | Social Engineering”
The age of a father is twice the age of his son. Twenty years ago, his age was 6 times his son’s age. What is the age of both father and son? Continue reading “What is the age of both father and son? | Algebra | Maths | Tutorial”
This tutorial will look at the difference between combinations and permutations without replacement and how to calculate these. This post expands on concepts learned from the Emma’s Dilemma permutations tutorial. Continue reading “Combinations & Permutations Formula Simplified | Maths | Tutorial”
In this scenario we look at two names EMMA and LUCY, we want to find out all the possible arrangements the letters of their name can be used to make this is known as permutations. We will also learn to use a formula that will help calculate how many different combinations there are without having to write them down manually this is especially useful if there are 100’s of possibilities. Continue reading “Emma’s Dilemma – Permutations with Unique & Repeating Letters | Maths | Tutorial”
Algebra is a type of mathematics which uses letters to represent possible numbers and quantities in equations. Algebra can be useful in solving real world problems as the letters can be used to represent real things. Continue reading “How To Solve a Basic Algebra Equation – Addition | Maths | Tutorial”
The purpose of the index function is to help us find the position of our data in Excel so that we can retrieve it and use it for various purposes. In this example, we will be using the Index function to find the position of our monthly sales figures from table 1 so that we can summarise it into quarterly figures. Continue reading “Fusing Together The SUM and Index Function | Excel | Tutorial”