[PHP] Question About Blocking Email Addresses in Forms

2008-01-18 Thread Javier Huerta
I am wondering if there is a way to block out email addresses in specific format from a form? We ahve a form that people have to enter an email address, and the form has been getting used by bots to send spam to a listserv. The email address they enter is in this type of format [EMAIL PROTECT

Re: [PHP] Question About Blocking Email Addresses in Forms

2008-01-18 Thread Per Jessen
Richard Heyes wrote: >> I am wondering if there is a way to block out email addresses in >> specific >> format from a form? We ahve a form that people have to enter an >> email address, and the form has been getting used by bots to send >> spam to a >> listserv. The email address they enter is i

Re: [PHP] Question About Blocking Email Addresses in Forms

2008-01-18 Thread Richard Heyes
I am wondering if there is a way to block out email addresses in specific format from a form? We ahve a form that people have to enter an email address, and the form has been getting used by bots to send spam to a listserv. The email address they enter is in this type of format [EMAIL PROTECT

Re: [PHP] Question About Blocking Email Addresses in Forms

2008-01-18 Thread Javier Huerta
The bad thing about using only registered users is that we have this form set in our Smart classrooms to give us feedback about any issues they encountered while using the AV equipment. We have to keep the form open to non-university users. When I implemented the Captcha code, I thought that

Re: [PHP] Question About Blocking Email Addresses in Forms

2008-01-18 Thread Wolf
Eric Butera <[EMAIL PROTECTED]> wrote: > On Jan 18, 2008 9:50 AM, Javier Huerta <[EMAIL PROTECTED]> wrote: > > I am wondering if there is a way to block out email addresses in specific > > format from a form? We ahve a form that people have to enter an email > > address, and the form has be

Re: [PHP] Question About Blocking Email Addresses in Forms

2008-01-18 Thread Richard Heyes
Or even a simple text CAPTCHA "What is 16 divided by 4?". Careful though, I made a class which converted numbers to text (TextualNumbers IIRC) and it got broken. -- Richard Heyes http://www.websupportsolutions.co.uk Knowledge Base and Helpdesk software that eases your support burden and help

Re: [PHP] Question About Blocking Email Addresses in Forms

2008-01-18 Thread Eric Butera
On Jan 18, 2008 9:50 AM, Javier Huerta <[EMAIL PROTECTED]> wrote: > I am wondering if there is a way to block out email addresses in specific > format from a form? We ahve a form that people have to enter an email > address, and the form has been getting used by bots to send spam to a > listserv.

Re: [PHP] Question About Blocking Email Addresses in Forms

2008-01-18 Thread Silvio Porcellana
Javier Huerta wrote: I am wondering if there is a way to block out email addresses in specific format from a form? We ahve a form that people have to enter an email address, and the form has been getting used by bots to send spam to a listserv. The email address they enter is in this type of

Re: [PHP] Question About Blocking Email Addresses in Forms

2008-01-18 Thread Javier Huerta
> Hi Javier! > > At my work we had tons of issues with spam bots randomly hitting our > contact forms. They would inject all sorts of random garbage along > with the standard email header injection attempts to try and send mass > mails through the forms. > > We've worked on a standardized form pr

RE: [PHP] Question About Blocking Email Addresses in Forms

2008-01-18 Thread Andrés Robinet
> -Original Message- > From: Andrew Ballard [mailto:[EMAIL PROTECTED] > Sent: Friday, January 18, 2008 6:10 PM > To: PHP General list > Subject: Re: [PHP] Question About Blocking Email Addresses in Forms > > On Jan 18, 2008 10:18 AM, Richard Heyes <[EMAIL PROTE

Re: [PHP] Question About Blocking Email Addresses in Forms

2008-01-18 Thread Richard Lynch
On Fri, January 18, 2008 8:50 am, Javier Huerta wrote: > I am wondering if there is a way to block out email addresses in > specific > format from a form? We ahve a form that people have to enter an email > address, and the form has been getting used by bots to send spam to a > listserv. The emai

Re: [PHP] Question About Blocking Email Addresses in Forms

2008-01-18 Thread Stephen
Javier Huerta wrote: I am wondering if there is a way to block out email addresses in specific format from a form? We ahve a form that people have to enter an email address, and the form has been getting used by bots to send spam to a listserv. The email address they enter is in this type of

Re: [PHP] Question About Blocking Email Addresses in Forms

2008-01-18 Thread Richard Lynch
On Fri, January 18, 2008 9:31 am, Richard Heyes wrote: >> Or even a simple text CAPTCHA "What is 16 divided by 4?". > > Careful though, I made a class which converted numbers to text > (TextualNumbers IIRC) and it got broken. Almost any CAPTCHA can be broken if somebody wants it badly enough. Som

Re: [PHP] Question About Blocking Email Addresses in Forms

2008-01-18 Thread Andrew Ballard
On Jan 18, 2008 10:18 AM, Richard Heyes <[EMAIL PROTECTED]> wrote: > > I am wondering if there is a way to block out email addresses in specific > > format from a form? We ahve a form that people have to enter an email > > address, and the form has been getting used by bots to send spam to a > > l

Re: [PHP] Question About Blocking Email Addresses in Forms

2008-01-19 Thread Richard Heyes
Or even a simple text CAPTCHA "What is 16 divided by 4?". Careful though, I made a class which converted numbers to text (TextualNumbers IIRC) and it got broken. Almost any CAPTCHA can be broken if somebody wants it badly enough. Some are easier than others, of course. But you get rid of a LO