Hard Disk Sentinel Activation Key File -

public static string GenerateActivationKeyFile(string licenseKey, string userName) { // Generate a unique activation key file var activationKey = Guid.NewGuid().ToString(); var fileContent = $"{licenseKey}:{activationKey}:{userName}";

return ms.ToArray(); }

// Decrypt the file content var decryptedContent = Decrypt(fileContent); Hard Disk Sentinel Activation Key File

// Save the encrypted content to a file var filePath = $"{userName}{ActivationKeyFileExtension}"; File.WriteAllBytes(filePath, encryptedContent); var fileContent = $"{licenseKey}:{activationKey}:{userName}"