E terms

A digital version of a book.

Like carrying a library in your device.

Buying and selling products online.

Like a shopping mall on the internet.

A digital application that stores payment methods and allows quick payments using a phone.

Like carrying your wallet inside your phone.

An online environment where you mostly see opinions and information that match your own, reinforcing existing beliefs.

Like a room where everyone agrees with each other and no different voices are heard.

Processing data near where it is generated — on the device or nearby server — instead of sending it to a distant cloud.

Like having a local branch office handle routine decisions instead of sending everything to headquarters.

A unique address used to send and receive emails.

Like your postal mailing address.

An alternative email address that forwards messages to your main inbox.

Like a second letterbox that delivers all mail to the same slot inside.

A regularly sent email containing articles, updates, or announcements from a website or organisation.

Like a digital magazine delivered to your inbox on a schedule.

A block of text automatically added to the end of your emails with your name, title, and contact details.

Like a business card included at the bottom of every letter you send.

A chain of email replies grouped together so you can follow the conversation in order.

Like a series of notes passed in class, kept together so you can read the whole conversation.

A small picture used to express feelings or ideas.

Like facial expressions in a conversation.

A small emoji response you can add to a message without sending a full reply, like a thumbs-up or heart.

Like nodding or clapping in response to something someone said, without speaking.

A phone or video call where the audio is scrambled so only the participants can hear it.

Like speaking through a secure private line that no one else can listen to.

A way of scrambling information so others cannot read it.

Like putting a message into a locked box.

Encryption that protects messages so only the sender and recipient can read them — not even the app provider.

Like a locked box only you and the recipient have keys to — the delivery company cannot open it.

Interactions with a post — likes, comments, shares, and saves combined — measuring how much people responded.

Like counting the applause, cheers, and questions after a speech.

A neutral third party that holds payment until both buyer and seller fulfil the terms of a transaction.

Like a trusted middleman who holds the money until everyone is happy.

A built-in digital SIM that lets you switch mobile providers without inserting a physical card.

Like having a digital key card that can be updated instead of a physical door key.

A wired connection between a device and a router using a cable, usually faster and more stable than Wi-Fi.

Like using a physical telephone landline instead of a mobile signal.

A section of a social media app that shows popular or recommended content from accounts you don't follow.

Like a featured display in a bookshop showing popular titles you might not have found otherwise.