| Subject | German | English |
| el. | Header-Byte | header byte |
| commun. | Header-Error-Control | header error control |
| med. | header-Sequenz | leader sequence |
| comp., MS | X-Header-Einstellungen | X-Header storage option (The option that adds an X-Header to the Internet header of spam messages. Information contained in this X-Header is specified by administrators in the Administration Center) |