Independent SQL injection defense analysis notification method and its system based on PHP

摘要

Problem to be solved: to deal with the SQL injection problem.- detect whether or not the request IP is an IP limited blacklistSet SQL injection to the notice level if the SQL injection parameter contains blacklist symbols.Set SQL injection to the alert level if the SQL injection parameter contains a blacklist keywordSet SQL injection to the error level if the SQL injection parameter contains a blacklist keywordIn the case of the SQL injection of the error level, whether or not the SQL injection request IP has given a predetermined number of injection attacks is detected.If so, disable the request IP and add it to the IP limited blacklist.Diagram