Blockchain 2.0

Blockchain 2.0

The second-generation of blockchain system aimed at trading on the stock exchange....

Blockchain 1.0

Blockchain 1.0

The first-generation of blockchain system based on the cryptocurrency such as bitcoin and altocoin....

Nonce

Nonce

Number that can only be used once, or Nonce, is a 32-bit (4-byte) arbitrary random number necessary to formulate a block....

Token

Token

Original Cryptocurrecies developed by Companies or Projects to raise funds in exchange for various currencies such as fiats(USD..) and virtual currencies(BTC, ETH..)....

Secret Key

Secret Key

A private key to secure the data via the cryptography, which is used to generate digital signatures. This key must not be shared with anyone....

Public Key

Public Key

A public key to secure the data via the cryptography. It decodes a digital signature, once encrypted by a private key, and confirms that the digital data is not falsified....

Initial Coin Offering(ICO)- Update

Initial Coin Offering(ICO)- Update

Fund-Raising via issuing cryptocurrencies or Tokens. Companies and Projects of any services are among ICO Issuers. ICO is similar to IPO and crowdfunding.    ...

Altcoin(Update)

Altcoin(Update)

Another type of cryptocurrencies alternative to Bitcoin such as Ethereum and Ripple. More than 3,000 coins exist and they are still increasing....

Cold Wallet(Update)

Cold Wallet(Update)

Offline Wallet (for cryptocurrencies). One can use hardware wallets, the most secured way to keep cryptocurrencies....

Hot Wallet(Update)

Hot Wallet(Update)

Online(-connected) Wallet for Cryptocurrencies.  Online Wallet for cryptocurrencies. It is directly connected with the internet, which makes business transactions available 24 hours a day.  ...

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