Access control and virus defense method and system based on dns protocol
An access control and virus technology, applied in the field of network security, can solve problems such as high superimposed costs, professional influence, abnormal access to secondary domain names, etc., to increase flexibility and comprehensiveness, expand matching strength, and enrich the system feature library Effect
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[0033] The present invention will be described in detail below, and the technical schemes in the embodiments of the present invention will be clear and complete, and it is apparent that the described embodiments are merely the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, there are all other embodiments obtained without making creative labor without making creative labor premises.
[0034] For the shortcomings of the prior art, it is an object of the present invention to provide an access control and a viral defense method based on a DNS protocol, which includes the following steps:
[0035] (1) Terminal sends DNS request;
[0036] (2) The DNS request matches the strategy of the settings, if you match the whitelist match; if you don't match the whitelist, enable honeypot;
[0037] (3) For the matching DNS request to continue analysis, record the time, source IP address, query domain name, and correlation analys...
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