The gold standard for verifying a file's authenticity and integrity is a cryptographic hash, typically an SHA-256 string. Think of this as a digital fingerprint that is unique to that specific file. If the file is altered by even one single byte (e.g., if someone injects a virus into it), the entire fingerprint changes.
If you need help finding a verified editor for a specific game, tell me the you want to mod. I can also help you figure out how to convert specific save file formats if you get stuck. AI responses may include mistakes. Learn more Share public link ps2 memory card save editor verified