curl模拟登陆如何突破验证码
php的curl模拟登陆带上cookie就可以了,但有些网站还有验证码,怎么破?
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php的curl模拟登陆带上cookie就可以了,但有些网站还有验证码,怎么破?
LZ没有搞清楚验证码存在的意义啊,要是能跳过验证码,那验证码还有存在的意义么? 验证码就是防止机器人等模拟的人工操作而存在的。 当然目前网上有一些验证码识别的工具,但是都只是能识别一些图像比较清晰简单的验证码。复杂的验证码还是得人工操作的。
- 简单的验证码通过ocr识别后提交
- 复杂的验证码,那就只有下载后人工识别后提交了。
我之前曾经写过一个带有验证码的模拟登陆。思路如下:
1、加载需要登陆的验证码,并记录COOKIES
2、将验证码、用户名、密码、COOKIES一起提交到登陆页面
3、登陆成功。
这个是手工识别验证码的。
如果要机器识别的话,就爱莫能助了。

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