METHOD OF USING DOCUMENT IDENTIFICATION SYSTEM FOR INFORMATION SECURITY PURPOSES Russian patent published in 2019 - IPC G06F16/9035 G06F17/27 H04L12/22 

FIELD: physics.

SUBSTANCE: invention relates to a method of automatically controlling access to a web page. Method comprises generating a request to access a web page in a network from user devices; external server receives user request, generates response and sends it back to user; filtering server intercepts generated response for user, extracts text part from received web page, analyses extracted text of requested document and splits text into sentence level and word level; performs lemmatization of obtained sentences and words; compares presented sentences and words to dictionary form with base of classified undesirable words, collocations and citations; forms a list of topics, to which this document relates, which is compared with a user access profile, in which criteria are fixed, determining whether a user can access a document related to a given set of topics, or not; results of comparison are used to block or allow access to a document on a web page.

EFFECT: technical result is providing automatic control of access to a web page.

4 cl, 4 dwg