What is Securimage?
Securimage is an open-source free PHP CAPTCHA script for generating complex images and CAPTCHA codes to protect forms from spam and abuse. It can be easily added into existing forms on your website to provide protection from spam bots. It can run on most any webserver as long as you have PHP installed, and GD support within PHP. Securimage does everything from generating the CAPTCHA images to validating the typed code. Audible codes can be streamed to the browser with Flash for the vision impaired.
- Try a live demo of Securimage
- View the quickstart guide for quick install instructions
- Download the latest version
Once the BotDetect Captcha generator library has been integrated into your PHP website and you're satisfied with how it works, it's easy to upgrade your license if you need the extra features offered by commercial BotDetect versions. BotDetect PHP CAPTCHA Free Download BotDetect PHP CAPTCHA System Requirements. Text-based CAPTCHA Strengths and Weaknesses. ACM Computer and Communication security 2011 (CSS’2011). The authors present a CAPTCHA breaker and explain a generic algorithm to crack standard CAPTCHAs. In this section we present our captcha breaker, Decaptcha, which is able to break many popular captchas including eBay, Wikipedia and Digg. Metropcs network unlock code free. The software you are about to download (CodeTwo QR Code Desktop Reader & Generator) lets you scan QR codes from your desktop and from files. You can also as easily use it to generate QR codes.
Features
Captcha App Download
- Show an image in just 3 lines of code
- Validate submitted entries in less than 6 lines of code
- Customizable code length, character sets, and Unicode support
- TTF font support
- Easily add background images
- Several security features such as image distortion, random lines, and noise
- Flash button to stream audible codes in WAV format
- Ability to use a word list
- Case sensitive option for added security
- Display alphanumeric captchas, or simple math problems
- Highly customizable!