CRYPTOGRAPHIC MANAGEMENT OF ACCESS TO DOCUMENTS Russian patent published in 2013 - IPC G06F21/10 

FIELD: information technology.

SUBSTANCE: device has a data processing unit consisting of a requesting component which requests a first document containing a first identifier which identifies a second document, requests access to the second document containing a second identifier which identifies encrypted security data of the second document containing a second key through which an action is carried out, which is authorised with respect to the second document by that key, document detection means which determines the location of the second document, and a cryptographic component which uses the first key associated with the first document to obtain the second document, and a second key for executing an action with respect to the second document. The method for cryptographic management of access to documents realised by the device and a computer-readable medium, having computer-executable commands for realising the method.

EFFECT: high protection of documents from unauthorised access using encryption.

23 cl, 6 dwg