👉 Smart contract - Smart Contracts
      Built on Blockchain technology, Smart Contracts is considered as a smart contract, which can be considered as a legal contract recorded on Blockchain technology.
      Smart contracts are a breakthrough, eliminating the role of a third party. This smart contract helps the two parties to transact, buy, sell and carry out related activities without going through an intermediary step. come on.

FA 2FA - 2-layer security (2-Factor Authentication)
      2FA accounts authentication method through a third party, to help your account be more secure and more secure. This means even if the hacker knows your account information, including your password. But without this authentication method they will not be able to access your account.

Subscribe to my vlog, I will try to create better posts  ( thank all ) ^_^ !