COMPUTER NETWORK SECURITY SYSTEM

摘要

A method of monitoring the transfer of data, the method including the steps of: requesting data from a designated source (500); comparing data downloaded from a source against a first filter set of predefined requirements for safe access to reject or accept the downloaded data (501); determining the reason the rejected data is rejected by the first filter (504); for rejected data that is non-malicious, comparing the source from which the data is downloaded with the designated source and rejecting the data where the source does not match the designated source (505); and for data from the designated source, filtering the content according to a further filter set of predefined requirements and enabling access to the data that satisfies the further filter set of predefined requirements (506).