Purpose: Filter illegal information passing through IIS
Installation method: 1. Put the keyword.mdb in the compressed package into any directory of keyisapi.DLL in the root directory of drive C, and give EVERYONE permissions
2. The web directory is an online management system. Get a domain name and resolve it to this directory. Be careful not to add filters to the ISAPI filter of this website.
3. Open IIS - Website - Properties - ISAPI Filter - Add - Enter your favorite filter name and select the executable file to keyisapi.DLL
4. The keyword.mdb under the C drive is an illegal text database. Do not change the name.
