PROTECTION OF DATA STREAM HEADER OBJECT

摘要

FIELD: information technology. ^ SUBSTANCE: invention provides protection of whatever set of subobjects without using any special arrangement of the objects. There is a digital object proposed in the invention, containing subobjects, witch contain the information required for appropriate checking and interpreting of the information contained in the data object. A digital signature containing fields specificators identifying fields in the subobjects and the validity information for such fields is input. ^ EFFECT: digital signature in the digital object allows for performing modification of unsecure fields and subobjects rearrangement without corruption of the information with validity check. ^ 54 cl, 5 dwg