image edited taken from thi site
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a) What is a Cryptocurrency?
b) What is Cryptography and how does it make cryptocurrencies secure?
c) Explore the Steem Genesis Block and Sign in as proof of completion.
Cryptographic forms of money are computerized or virtual monetary standards that are encoded, making duplicating and twofold spending almost inconceivable. Numerous digital currencies depend on blockchain innovation, which is an overall organization of PCs that authorizes a conveyed record. Digital forms of money contrast from conventional monetary standards in that they are not given by a focal power, making them more impervious to government mediation and control.
Cryptography is the science and practice of sending secure, scrambled messages or information between at least two individuals. The transmitter "encodes" the message, delivering it unintelligible to outsiders, while the beneficiary "decodes" it, delivering it coherent again.
Digital currencies depend on encryption to make exchanges mysterious, secure, and "trust less," which implies you don't have to know at least something about an individual to securely associate with them – and there's no requirement for other outsider in the center.
It utilizes a method known as open private key encryption. This permits them to be "trustless," permitting them to manage safe exchanges between outsiders without the utilization of a "confided in mediator" like a bank.
It utilizes a hashing calculation to encode data. This disposes of the chance of two individuals having a similar code.
It makes Anonymity: During exchanges, the purchaser and dealer's very own data is commonly obscure.
The public key (wallet address) is utilized to send and get coins and tokens, individuals may just access their advanced resources and verify exchanges utilizing their private key. This ensures that client security isn't risked.
• Go to website steemworld.org.
• sign in to sign in, go to the upper right corner and click sign in.
• Then Select Block Explorer from the main menu.
• A box will appear, write number 1 in the box and select
• wait and Once it's loaded, it will show you information about the Genesis block.
• As seen above every thing is clear from above screenshot of the genesis block
Thank you @awesononso for this great lesson you made for young crytographers like us
am @wiltord