Session URL :: WinSCP - WinSCP :: Official Site :: Free SFTP and FTP client for Window
Special characters (like @ in username, see example below) have to be encoded using %XX syntax, where XX is hexadecimal UTF-8 code.3) Common special characters are: space: %20 or + %: %25 (percent sign) +: %2B (plus sign) /: %2F (slash) @: %40 (at ......