| Subject | English | Korean |
| comp., MS | X-header | X-헤더 (" An e-mail message header that begins with "X-".") |
| comp., MS | X-Header storage option | X-헤더 저장소 옵션 (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) |