A token is a record with rules
Identify assets by network and contract or mint, not by ticker or logo.
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Explicações claras, exemplos e conhecimentos prévios.
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Addresses need a network
Understand public destinations, account models and why matching text is not enough.
Approvals are spending permissions
Distinguish connecting a wallet, sending tokens and authorizing future spending.
O que uma carteira controla
Diferencie a interface, o endereço público, as chaves de assinatura e o backup de recuperação.
Stablecoins have different failure modes
Understand a price target, backing, redemption and depeg risk.
What a blockchain keeps track of
Understand shared records, blocks and the limits of public verification.
What happens when you send a transaction?
Follow a transaction from your wallet to a block, and understand what a confirmation actually tells you.
What network fees pay for
Distinguish execution costs, priority, asset value and application charges.
What smart contracts can and cannot guarantee
Read a program as rules with dependencies, permissions and possible bugs.
Bridges connect separate asset systems
Trace what leaves one network and what you receive on another.
Collateral is what supports a debt
Calculate loan-to-value and understand why borrowing capacity moves.
DeFi is a set of financial programs
Trace an activity through the interface, contracts, assets and people controlling them.
How onchain lending connects suppliers and borrowers
Follow supplied assets, variable interest and the conditions for withdrawal.
Layer 2 changes where transactions execute
Understand rollup execution, settlement and the assumptions behind cheaper transactions.
Liquidation is an enforced reduction of debt
Understand thresholds, health factor and why a safety buffer needs monitoring.
Liquidity is the ability to trade or withdraw
Understand pool inventory, price impact and why an available balance is not always an available exit.
Staking helps secure a proof-of-stake network
Separate protocol staking from lending, receipt tokens and advertised rewards.
Accounts can use programmable authorization
Understand recovery, batching and sponsored fees without assuming security disappears.
Tokenization links a record to a claim
Separate an onchain token from enforceable rights to an offchain asset.
Transaction ordering can change your result
Understand arbitrage, liquidations and sandwiching before increasing slippage.
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