# Hello World

By [Mosaic](https://paragraph.com/@keepz) · 2022-09-10

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Ethereum is a technology for building apps and organizations, holding assets, transacting and communicating without being controlled by a central authority. There is no need to hand over all your personal details to use Ethereum - you keep control of your own data and what is being shared. Ethereum has its own cryptocurrency, Ether, which is used to pay for certain activities on the Ethereum network.

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*Originally published on [Mosaic](https://paragraph.com/@keepz/hello-world)*