| Subject | English | Korean |
| comp., MS | header block | 헤더 블록 (In SOAP, an element placed in the Header element and which contains control information. For example, information that influences payload processing, such as a credentials element that helps control access to the operation) |
| comp., MS | header file | 헤더 파일 (A file that is identified to be included at the beginning of a program in a language such as C and that contains the definitions of data types and declarations of variables used by the functions in the program) |
| comp., MS | header row | 머리글 행 (The first row in a spreadsheet. The header row contains category labels that describe the contents of the columns) |
| comp., MS | header source | 머리글 원본 (A document that contains the header row (or header record) to be used with the data source specified for a mail-merge main document) |
| 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) |