In this video we discuss the history of Ring CT in the Cryptonote algorithm, and how monero implemented their own version of Ring CT to allow for hiding the amount transacted by people on the blockchain, as well as hiding the sender and receiver!
Get some Monero 3 times a day for free:
https://freefaucet.io
Coin join explanation:
https://en.bitcoin.it/wiki/CoinJoin
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