This is a post in series "Blockchain Projects Review"
- Based on Bitcoin
- PoS overlays upon PoW
- Add signature algorithms Ed25519 and Schnorr
- Use BLAKE-256 as hash algorithm
- Enable segwit to solve transaction malleability
- Transaction expiration mechanism.
Decredible | Decred hybrid consensus explained
- PoW miners propose new block.
- PoS miners vote whether accepting the block. The ticket should be purchased first. 5 tickets are selected randomly using the new PoW block header. Block is accepted if 3 tickets agree.
- Block reward is split between PoW and PoS miners.
- PoS tickets are selected using PoW block header. It guaranteed that is has a very high cost to manipulate picking tickets.