RT: Cryptography which means "secret writing" is used by #blockchain to protect the identities of the networks’ users, to guarantee protected transactions, and to safeguard valued information.
Learn more: https://lrn.ac/wibtcourse
#Cryptography #SparkLearnEdTech #IntoTheBlockchain https://t.co/nhuqOEKWJs
RT：#区块链使用意味着“秘密写入”的加密技术来保护网络用户的身份，保证受保护的交易，并保护有价值的信息。
了解更多信息：https://lrn.ac/wibtcourse
#加密#SparkLearnEdTech#进入区块链https://t.co/nhuqOEKWJs