File Activation Delphi 2016 High Quality May 2026

// Optional: Check expiration date if StrToDateDef(Parts[2], 0) < Now then Exit;

if CalculatedHash <> HashPart then Exit; file activation delphi 2016

uses System.NetEncoding, System.Hash; function GenerateActivationFile(const MachineID, UserEmail: string; ExpireDays: Integer): string; var ExpireDate: TDateTime; RawData, HashData: string; begin ExpireDate := Now + ExpireDays; RawData := Format('%s|%s|%s', [MachineID, UserEmail, DateToStr(ExpireDate)]); HashData := THashSHA2.GetHashString(RawData, SHA256); Result := TNetEncoding.Base64.Encode(RawData + '|' + HashData); // Save Result to a file, e.g., "activation.key" end; Now then Exit