The Archives

• ActionScript, Security

  CAPTCHA in Flex - Using to Check the User

  09.11.07 | Permalink | Comment?

  Now here is an example how to check a user using our CAPTCHA.
  

  
  For source files see bellow.
  Popularity: 38%captcha

  Popularity: 38%

• ActionScript, Security

  CAPTCHA in Flex - Running Example

  01.11.07 | Permalink | Comment?

  And now here is a running example. This shows how to generate a CAPTCHA setting about 4 parameters.
  

  
  More parameters can be added to this example, like dots size, polygons transparency, font size but all that are features.
  Enjoy!
  PS: Sources are bellow.
  Popularity: 38%captcha

  Popularity: 38%

• ActionScript, Security

  CAPTCHA in Flex - Main Class

  30.10.07 | Permalink | Comment?

  Recently I needed to implement a CAPTCHA (means: “Completely Automated Public Turing test to tell Computers and Humans Apart” - on wikipedia) functionality to a sign-up form in flex.
  So here is the class:

  public class Captcha extends Canvas
  {
  private const CAPTCHA_WIDTH:uint = 120;
  private const CAPTCHA_HEIGHT:uint = 40;
  […]

  Popularity: 31%

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FLEX{er} is a tool where information regarding Flex & Actionscript programming languages is gathered starting from general info like books and resources and going to examples of actionscript for specific problems. [...]

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comments

• Stelian Crisan: Hi Andrew, You have right, the code was not clear, I just update and test the code. Thank you for...
• Andrew: Hi: I like this compact nature of this code. However, it seems to have some flaws in it. For instance, there...
• Andrei Ionescu: JBI, thank for clarifying it out. I restored your comment.
• Andrei Ionescu: JBI, I’m sorry but the tag you mentioned and parts of the code was stripped away. So please...
• JBI: Hi. This is a great piece of code. I have one small ‘fix’ though. I have the following tag: <span...