Discuz Forum How to prevent people from malicious irrigation

Source: Internet
Author: User

Now the forum is very powerful irrigation tools. Can realize automatic registration, automatic identification code, automatic posting.
Discuz Forum with a lot of people, they specifically for the Discuz Forum Verification Code has been studied. The above verification code recognition rate reached more than 90%.
The verification code is designed to prevent people from flooding.
But the verification code is now intelligently recognized by the program.
So there's a simple way.
We can artificially increase the complexity of the verification code.
Make the program more difficult to identify the verification code.
In this respect Discuz has left a very simple interface
Method is to enter
In the installation directory of the Forum
Find the pictures of those verification codes.
Picture naming is Number0.gif-number9.gif
These pictures you can modify in Photoshop.
This allows us to manually modify the displayed verification code to a complex point.
I processed the verification code image has been uploaded to the group share.
Each verification code uses a glyph that is not used. and made a distortion.
I don't think there are many programs that can intelligently identify

========== arranged in QQ chat record. (I've made good pictures and I can't upload attachments here.) Can contact me directly to you can also go to bbs.ynjob.net on the effect of verification code)

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.