WordPress Login 出現 403 Error 解法 (Bad Behavior)

WordPress Login 出現下述的錯誤:

Error 403

We're sorry, but we could not fulfill your request for /wp-login.php on this server.

Your Internet Protocol address is listed on a blacklist of addresses involved in malicious or illegal activity. See the listing below for more details on specific blacklists and removal procedures.

Your technical support key is: xxxx-xxxx-xxxx-xxxx

You can use this key to fix this problem yourself.

If you are unable to fix the problem yourself, please contact xxx at domain.com and be sure to provide the technical support key shown above.

很奇怪的狀況, 平常在家都可以用, 但是在公司、在外面要登入就有這種錯誤, 點選 You can use this key to fix this problem yourself. 的連結: 出現 404. =.=|||

問題

只好找 Google 問, 查查才知道是 Bad Behavior 的問題:

• Bad Behavior 造成 Error 403 : You do not have permission to access this server. 的問題
• WordPress - Possible security problem in 2.3

解法

1. 更新 Bad Behavior 就可以解決~
2. 到 WordPress › Bad Behavior « WordPress Plugins 點 Download
3. cd wordpress/wp-content/plugins
4. rm -fr Bad-Behavior
5. unzip bad-behavior.2.0.25.zip
6. 重新登入, 到 Plugins 去 Activate "Bad Behavior" 即可.
7. 測試登出、登入就不會有錯誤訊息產生~ 🙂