🔑 API Authentication Explained: API Keys, JWT, and OAuth (Without the Boring Jargon)

Have you ever wondered how websites and apps confirm that it is really you, and not some random hacker on the other side of the world with a stolen password, accessing your data?

If you can log into your Gmail from your phone, then why cant you log into your neighbor inbox?

All the credit goes to the API authentication.

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From every time you check your bank balance, send a message over WhatsApp, or get directions using Google Maps, APIs are doing the unseen work in the background. However, before it provides that sweet, sweet data, it does ask the most fundamental question:

👉 “Who are you, and should I even trust you?”

This is where authentication plays its role, the lack of it would leave the world in total chaos, anybody can…