Overview
All data
19 statements · 16% with external sources · numbers in brackets are citations
On other databases
7 identifiers linking header across the web's reference databases
19 statements · 16% with external sources · numbers in brackets are citations
7 identifiers linking header across the web's reference databases
From Wikipedia, the free encyclopedia · Read full article · Text CC BY-SA 4.0
In information technology, header is supplemental data placed at the beginning of a block of data being stored or transmitted. In data transmission, the data following the header is sometimes called the payload or body.