{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does the Solana testing and validation node in blockchain verify the security of new programs?","a":"Analyze and review the code of the new program: First, the validation nodes conduct a thorough analysis of the code of the new program to  understand its design principles and potential security vulnerabilities. This helps to identify code snippets that may cause security issues."}]}],"pr":"6ea462db7fd45bc01e8e7ea6bc0acb256caa0844be92503832765c04bfa85ab2"}