How does Solana's consensus mechanism differ from that of Polkadot?

1 answers

• Nov 24, 2021 · 3 years ago
  Solana's consensus mechanism differs from that of Polkadot in terms of their underlying technology and approach. Solana utilizes a proof-of-history (PoH) mechanism, which creates a verifiable and immutable record of events. This allows Solana to achieve high transaction throughput and low latency, making it suitable for decentralized applications that require fast and scalable solutions. On the other hand, Polkadot uses a hybrid consensus mechanism called GRANDPA, which combines a nominated proof-of-stake (NPoS) algorithm with a finality gadget. This allows Polkadot to achieve consensus and security while enabling interoperability between different blockchains. So, the main difference lies in the specific mechanisms employed by Solana and Polkadot to achieve consensus and their respective strengths in terms of scalability and interoperability.
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