Re: CAPTCHA system in webDNA

This WebDNA talk-list message is from

2005


It keeps the original formatting.
numero = 60803
interpreted = N
texte = But what about when the bots figure it out and are reprogrammed to bypass? Clever, but not secure. -Dan On Wed, 19 Jan 2005 08:06:20 -0500 Justin Carroll wrote: > Awesome solution. It bypasses all the hassle and is just as effective. > Great job, Ken. > > Justin Carroll > > > On 1/18/05 10:22 PM, "Kenneth Grome" wrote: > >>> Has anyone done a CAPTCHA system in WebDNA? >> >> It's easier (and probably just as effective) to use a system that >> described a numeric value in words, then just tell the visitor to >> enter that value in numeric digits: >> >> "To stop the robots from submitting this form automatically, please >> enter 'one two three four five' in numbers into the following form >> field:" >> >> Then just generate the numeric string randomly and use a "numbers to >> words" database to put the words on the page in between the single >> quotes. Or instead of individual digits you could use a "numbers to >> words" database that contains the full verbal description of all the >> numbers from one to 10,000 and use those verbal descriptions instead: >> >> "Please enter the number 'four thousand two hundred seventy nine' >> into the following form field:" >> >> if you use one of these two techniques it can all be done in WebDNA, >> no images and no other special software required. >> >> :) > > > > > ------------------------------------------------------------- > This message is sent to you because you are subscribed to > the mailing list . > To unsubscribe, E-mail to: > To switch to the DIGEST mode, E-mail to > Web Archive of this list is at: http://webdna.smithmicro.com/ ------------------------------------------------------------- This message is sent to you because you are subscribed to the mailing list . To unsubscribe, E-mail to: To switch to the DIGEST mode, E-mail to Web Archive of this list is at: http://webdna.smithmicro.com/ Associated Messages, from the most recent to the oldest:

    
  1. Re: CAPTCHA system in webDNA ( Justin Carroll 2005)
  2. Re: CAPTCHA system in webDNA ( Kenneth Grome 2005)
  3. Re: CAPTCHA system in webDNA ( "Dan Strong" 2005)
  4. Re: CAPTCHA system in webDNA ( "Dan Strong" 2005)
  5. Re: CAPTCHA system in webDNA ( devaulw@onebox.com 2005)
  6. Re: CAPTCHA system in webDNA ( Kenneth Grome 2005)
  7. Re: CAPTCHA system in webDNA ( "Dan Strong" 2005)
  8. Re: CAPTCHA system in webDNA ( devaulw@onebox.com 2005)
  9. Re: CAPTCHA system in webDNA ( Kenneth Grome 2005)
  10. Re: CAPTCHA system in webDNA ( "Dan Strong" 2005)
  11. Re: CAPTCHA system in webDNA ( Justin Carroll 2005)
  12. Re: CAPTCHA system in webDNA ( Clint Davis 2005)
  13. Re: CAPTCHA system in webDNA ( Kenneth Grome 2005)
  14. Re: CAPTCHA system in webDNA ( "Dan Strong" 2005)
  15. Re: CAPTCHA system in webDNA ( Justin Carroll 2005)
  16. CAPTCHA system in webDNA ( devaulw@onebox.com 2005)
But what about when the bots figure it out and are reprogrammed to bypass? Clever, but not secure. -Dan On Wed, 19 Jan 2005 08:06:20 -0500 Justin Carroll wrote: > Awesome solution. It bypasses all the hassle and is just as effective. > Great job, Ken. > > Justin Carroll > > > On 1/18/05 10:22 PM, "Kenneth Grome" wrote: > >>> Has anyone done a CAPTCHA system in WebDNA? >> >> It's easier (and probably just as effective) to use a system that >> described a numeric value in words, then just tell the visitor to >> enter that value in numeric digits: >> >> "To stop the robots from submitting this form automatically, please >> enter 'one two three four five' in numbers into the following form >> field:" >> >> Then just generate the numeric string randomly and use a "numbers to >> words" database to put the words on the page in between the single >> quotes. Or instead of individual digits you could use a "numbers to >> words" database that contains the full verbal description of all the >> numbers from one to 10,000 and use those verbal descriptions instead: >> >> "Please enter the number 'four thousand two hundred seventy nine' >> into the following form field:" >> >> if you use one of these two techniques it can all be done in WebDNA, >> no images and no other special software required. >> >> :) > > > > > ------------------------------------------------------------- > This message is sent to you because you are subscribed to > the mailing list . > To unsubscribe, E-mail to: > To switch to the DIGEST mode, E-mail to > Web Archive of this list is at: http://webdna.smithmicro.com/ ------------------------------------------------------------- This message is sent to you because you are subscribed to the mailing list . To unsubscribe, E-mail to: To switch to the DIGEST mode, E-mail to Web Archive of this list is at: http://webdna.smithmicro.com/ "Dan Strong"

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