What is Cryptocurrency?Cryptocurrency (or crypto currency) is a digital currency. It is an asset designed to work as a medium of exchange that uses strong cryptography to secure financial transactions, control the creation of additional units, and verify the transfer of assets. Cryptocurrencies use decentralized control as opposed to centralized digital currency and central banking systems. The decentralized control of each cryptocurrency works through distributed ledger technology, typically a blockchain, that serves as a public financial transaction database.
Who are the BBC News?The British Broadcasting Corporation (BBC) is a British public service broadcaster. Its headquarters are at Broadcasting House in Westminster, London and it is the world's oldest national broadcasting organisation and the largest broadcaster in the world by number of employees. It employs over 20,950 staff in total.
Who are Facebook?Facebook, Inc. is an American online social media and social networking service company based in Menlo Park, California. It was founded by Mark Zuckerberg, along with fellow Harvard College students. It is considered one of the Big Four technology companies along with Amazon, Apple, and Google. Facebook held its initial public offering (IPO) in February 2012, valuing the company at $104 billion, the largest valuation to date for a newly listed public company. Facebook claimed it had more than 2.3 billion monthly active users as of December 2018. However, it faces a big problem of fake accounts. It caught 3 billion fake accounts, but the ones it misses are the real problem. Facebook is one of the world's most valuable companies.