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Blockchain
Crypto BasicsWhat is a cryptocurrency?
Cryptocurrency is an entry on a public ledger that you can move if you hold the matching keys. That one sentence explains most of the wonder and most of the ways people get hurt.EasyCryptoGuides · · 4 min read
SecurityA wallet signature is not a handshake
A signature proves a key agreed to a particular message. That message might be a send, a spending permission, a login, or a listing. Read the wallet warning. The site’s caption is not the message.EasyCryptoGuides · · 4 min read
RegulationRegulation is a process memo, not permission
Policy arrives as paper: orders, licences, enforcement, and the occasional law. None of that is a hall pass for a phone app, a tax holiday, or a green candle. Here is the map of instruments without a jurisdiction ranking.EasyCryptoGuides · · 4 min read
ExchangesAn exchange balance is an IOU, not a wallet
A centralised exchange credits you in its ledger. The chain may not know your name. That is convenient until the company pauses, gets hacked, or goes to court. Here is the custody map without a venue ranking.EasyCryptoGuides · · 4 min read
MiningMining is a lottery for the next page, not an energy sermon
Proof-of-work mining is a race to propose the next block, paid in new coins and fees. Pools are companies. Energy use is a values argument. The engineering claim is narrower: rewriting history is supposed to be expensive.EasyCryptoGuides · · 5 min read
RegulationA spot ETF is a wrapper, not a new bitcoin
A spot crypto exchange-traded product is a company vehicle that holds the asset and lists a ticker. Useful in a brokerage account. It is not a wallet, not a protocol upgrade, and not “Bitcoin approved”.EasyCryptoGuides · · 5 min readBlockchainA bridge is extra software, not a tunnel
A cross-chain bridge is a contract — or a committee — that watches one notebook and writes on another. Useful. Historically accident-prone. Here is the product map without a ranking of remaining holes.EasyCryptoGuides · · 5 min read
NFTsAn NFT is a receipt on a chain, not a painting in a vault
A non-fungible token is usually a unique entry in a contract, pointing at metadata and a file. Ownership is the token. Copyright, hosting, and the shop front are other products. Here is the map without a floor-price sermon.EasyCryptoGuides · · 6 min read
WalletsHardware wallets are a practice, not a shopping list
The device keeps keys offline. The phrase is still the spare key. Firmware, the receive-address check, and a tested restore are the product. A brand name is not a vault.EasyCryptoGuides · · 5 min read
BlockchainOn-chain fees are an auction, not a punishment
A network fee is a bid for limited room in the next block — or the next batch. Wallets guess. Failed Ethereum transactions can still cost gas. Layer-2s are cheaper because they share the bill, not because fees were abolished.EasyCryptoGuides · · 6 min read
DeFi