Stops spam on comments box. User needs to enter result of a simple math problem in a text box before posting a comment. User will only be prompted if not logged in. It’s a simple to use plugin that won’t leave your user frustrated when trying to post. Try the demo here.
이 플러그인은 다운로드 가능하며 워드프레스 독립 호스트 설치에 사용할 수 있습니다.