What is a NFT ?
A non-fungible token (NFT) is a unit of data stored on a digital ledger, called a blockchain, that certifies a digital asset to be unique and therefore not interchangeable. NFTs can be used to represent digital (art) files.
What is blockchain?
Blockchain is a system of recording information in a way that makes it difficult or impossible to change, hack, or cheat the system. A blockchain is essentially a digital ledger of transactions that is duplicated and distributed across the entire network of computer systems on the blockchain.
What is Ethereum ?
Ethereum is an open-source, blockchain-based, decentralized software platform used for its own cryptocurrency, ether (ETH)
With ETH you can buy NFTs.
You can buy ETH of different exchanges like Bitvavo.
You can store ETH in a browserbased wallet like Metamask
Connect this wallet to a marketplace and you can buy NFTs !