{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does Solana ensure the security of transactions in the blockchain?","a":"Adopting the Proof of History (POH)  consensus algorithm: The POH algorithm solves the problem of time synchronization in distributed networks, verifying the authenticity of transactions through timestamps, thereby ensuring the security of the blockchain network."}]}],"pr":"63a5029e2c420ee4c2e70c216d458f074ea02c98c7e7adaf503e7b6103c4ee36"}