| Subject | English | Croatian |
| comp., MS | header block | blok zaglavlja (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 | datoteka zaglavlja (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) |