昨天我的 Blog 被留下大量的 Comment spam, 可見目前的 Spam bot 已經進步到可以辨識一些 Captcha.
所以 MT 的 Scode 已經沒什麼作用, Scode 的 Captcha 簡單且具規則性, 被破也不足為奇, 可參考 PWNtcha - captcha decoder
應急之策是修改 lib/MT/App/Comments.pm, 在 my $sscode 那行, 增加自訂的字串,
例如我的 Blog 是要加 A
看到 Security Code 是 7777, 請輸入 A7777
MT Scode be Hacked
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March 2009
About this Entry
This page contains a single entry by Pank published on September 2, 2006 7:06 PM.
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