What is cloud computing?

Cloud computing refers to the delivery of computing services (servers, storage, databases, networking, software, etc.) over the internet ("the cloud") to offer faster innovation, flexible resources, and economies of scale.

What is the difference between HTTP and HTTPS?

HTTP (Hypertext Transfer Protocol) is used for transferring web pages over the internet. HTTPS (HTTP Secure) is HTTP with encryption, which ensures a secure connection by encrypting data to protect it from interception and tampering.

What is an IP address?

An IP (Internet Protocol) address is a unique string of numbers separated by periods (IPv4) or colons (IPv6) that identifies each computer using the Internet Protocol to communicate over a network.

What is two-factor authentication (2FA)?

Two-factor authentication is a security process in which the user provides two different authentication factors to verify their identity. This usually involves something the user knows (password) and something the user has (a smartphone or hardware token).

What is a VPN and why is it used?

A VPN (Virtual Private Network) extends a private network across a public network, allowing users to send and receive data as if their computing devices were directly connected to the private network. It is used for secure and encrypted connections, ensuring privacy and security.

What is the purpose of a firewall?

A firewall is a network security device that monitors and filters incoming and outgoing network traffic based on an organization’s previously established security policies. Its purpose is to block unauthorized access while permitting outward communication.

Phishing is a type of cyber attack where attackers disguise themselves as trustworthy entities in email, instant messages, or other communication channels to steal sensitive information like login credentials and credit card numbers.

An API (Application Programming Interface) is a set of rules and definitions that allows different software applications to communicate with each other. It defines methods and data formats for interacting with a software component or system.

What is blockchain technology?

Blockchain is a distributed ledger technology that records transactions across many computers so that the record cannot be altered retroactively without altering all subsequent blocks and the consensus of the network. It is the underlying technology behind cryptocurrencies like Bitcoin.

What is machine learning?

Machine learning is a subset of artificial intelligence (AI) that involves the use of algorithms and statistical models to enable computers to improve their performance on a specific task through data and experience, without being explicitly programmed.

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