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(Open image in a new tab for clarity) Welcome to our deep dive into the world of OAuth and secure user authentication! Today, we're unpacking the process step-by-step, using the popular travel planning platform TravelBuddy and its integration with Google's authentication services as our example. What is OAuth? OAuth is an open-standard authorization protocol or framework that describes how unrelated servers and services can safely allow authenticated access to their assets without actually sharing the initial, related, single logon credential. In simpler terms, it lets you use one service's login for other services without handing out your password. The TravelBuddy-Google OAuth Flow Our journey begins when you decide to use your Google credentials to log into TravelBuddy. But what does that process actually look like? Here’s a visual guide. One-Time Setup Process Before anything else, TravelBuddy needs to set up a one-time communication channel

Mind Map shows various features of azure virtual machine and their relationship.(please download image for more clarity)

Networking Layers Understanding Networking Layers Layer 1: Physical Layer Metaphor: The Roads Role: Provides the physical path (like roads or pathways) for the delivery vans to travel. Layer 2: Data Link Layer Metaphor: Local Delivery Van Role: Like a local delivery van that carries the message within the sender's town using the local routes (using MAC addresses). Layer 3: Network Layer Metaphor: Long-Distance Courier System Role: Determines the overall best path (using IP addresses) to get the message from the sender’s town to the recipient’s town, like a long-distance courier system. Layer 4: Transport Layer Metaphor: Message Integrity Checker Role: Ensures all the parts of the message arrive intact and in order, l