Brain wallet
WIF wallet
Mnemonic
This post is a reference to “How does Ethereum work, anyway?” which written by “ Preethi Kasireddy” and can be found here.
Ethereum fees is explained in the Ethereum white paper. 以太坊的白皮書解釋了以太坊的費用。
Ethereum will have a system of mandatory fees, including a transaction fee and six fees for contract computations. The fees are currently set to:
WIF ( Wallet Import Format)
A data interchange format designed to allow exporting and importing a single private key with a flag indicating whether or not it uses a compressed public key.