{"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":"7f0106631f66837f9a5d9a7c486e61554be779885c34ac8df554996e890df53a"}