{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do validators in blockchain prevent cheating and fraudulent activities?","a":"Cryptographic protection: Validators use encryption algorithms (such as SHA-256) to  encrypt transactions and data in the blockchain, ensuring the security and immutability of the data."}]}],"pr":"4b26ea24fc89c2a76027d91026289befa250a6b2d92063d6f1ee9c9724fe316d"}