BlackCoin started of as a Proof of Work coin but has evolved to a unique version of Proof of Stake. Wallet users can unlock wallet for staking only. BlackCoin features the following specifications: - Extremely secure: Among first with fix on SSL heartbeat, Transaction malleability, BIP66 - The probability to sign a block and the block reward does not depend on coinage (anymore). - Recommended confirmations: 10, maturity: 500 - Minimum transaction fee: 0.0001 BLK - Defined block time target: 64 seconds - Max reorganization depth: 500 blocks - Inflation: about 0.95%. - PoS block reward: 1.5 BLK + fees - The accumulated reward is proportional to the total balance and the time of staking. 24/7 staking at current network weight leads to an expected reward ratio (interest rate) of about 5%. - BlackCoin rewards users who supports the blockchain through continuous staking.
IoTeX is the auto-scalable and privacy-centric blockchain infrastructure for the Internet of Things (IoT). IoTeX’s global team is comprised of Ph.Ds in Cryptography, Distributed Systems, and Machine Learning, top tier engineers, and experienced ecosystem builders. IoTeX is developing several in-house innovations to push the frontier of blockchain 3.0, including a blockchains-in-blockchain architecture for heterogeneous computing, lightning fast Roll-DPoS consensus mechanism, and lightweight privacy-preserving techniques. IoTeX is bringing autonomous device coordination to the masses by “connecting the physical world, block by block.” Check out CoinBureau for the complete review of IoTeX.