Alibaba Coin vs BlackCoin vs Primecoin
What problem does this service solve?
Alibaba Coin's goal is to use facial recognition technology to make cryptocurrency payment authentication easier. | BlackCoin does not appear to provide any unique advantages compared to other digital currencies. | Primecoin uses prime number generation to improve Bitcoin's PoW protocol. |
Token Stats
Company Description
Alibaba Coin is a digital currency that plans to implement blockchain-based facial recognition technology that will allow users to make transactions by showing their faces to a merchant's camera. Alibaba Coin was created by a company in Dubai, and has no relation to the Chinese online retail giant. | BlackCoin is a Proof-of-Stake (PoS) cryptocurrency created in 2014. Users are rewarded for staking their coins to secure the network. BlackCoin's staking rewards vary between 1% to 8% per year. | Primecoin is a cryptocurrency based on finding prime numbers. Identifying prime numbers plays a central role in cryptography. Primecoin's unique Proof-of-Work (PoW) consensus mechanism is able to increase transaction speeds and improve energy efficiency. |