Although this article is barely four short paragraphs, most of the content was a copy / paste and spun.
You didn't indicate the origin, and you didn't highlight the quotes either.
You still have a lot to learn. You must be very careful because you can be punished by hivewatchers and Hive authorities.
You wrote:
cryptocurrency is an asset, basically digital, it works as a medium of exchange wherein coin owned by individuals are recorded and stored in a ledger in the form of a computerized database using strong cryptography for security.
Wiki wrote:
A cryptocurrency (or crypto currency) is a digital asset designed to work as a medium of exchange wherein individual coin ownership records are stored in a ledger existing in a form of computerized database using strong cryptography to secure transaction records.
https://en.wikipedia.org/wiki/Cryptocurrency
This time I will not mute this post.