I'm going to grab a web page, is the school's educational system to simulate the login, I know must need verification code, so my train of thought is to obtain the verification code address, and then save to file, but then I met a very depressed, I grabbed the login page of data, but the img tag is the captcha image is the SRC below is empty, as a beginner I really stupid, I feel like a js rendering, but I can't figure out how to break the authentication code, I hope there is a big give me to guide the direction, worship

CodePudding user response:

Need to reverse parsing js file, didn't guess wrong, your school others company verification code verification code should be interface API interface,

CodePudding user response:

If it is to bypass the login, and is the cookie mechanism, it should add the cookie information in the header,