Tower BFT
Consensus Mechanisms
4 references
A Solana consensus mechanism that builds on a BFT voting process using Proof of History as a source of time. Validators vote on blocks with lockouts to converge on finality.
Appears in 4 whitepaper sections
$SOL
Solana
Abstract
...es expected of a permissionless system.
The architecture integrates PoH with a Tower BFT consensus mechanism, a data plane optimized for streaming (Turbine), a mempool-...
Outline
... integrates with a Proof of Stake consensus algorithm. The consensus mechanism, Tower BFT, uses PoH as a cryptographic clock to implement time-based lockouts that grow e...
Proof of Stake Consensus
Solana uses a Proof of Stake consensus mechanism called Tower BFT that is specifically designed to leverage the temporal guarantees provided by P...
Conclusion
...ents of the architecture produces a system with several distinctive properties. Tower BFT provides fast finality through exponentially increasing lockouts anchored to ve...