I searched a little on the site but i don't see something approved.What i basically want is a simple captcha control on my page.
Will this do?
http://www.codeproject.com/KB/custom...haControl.aspx
I want to create a simple user registration form with First / Last name, email, and password. We have used captcha and email verification in the past to ward off bots, but is there another way without using those techniques? I thought about encrypting the field ID names so that they aren't names username, password, etc. we tried openID, but 1% of our users had an ID they could use.
View 1 RepliesIs there some kind of simple database system that uses simple text or xml files for data storage? I just need some basic functionality like update,delete, insert, simple constraints and relations.For the project that I have now using SQL Server would be too heavyweight and I have never really liked it anyway.
View 6 Repliesi want to add captcha in my website.
View 1 Replieshow can i use CAPTCHA Image Verification in C#
View 10 RepliesI have a blank page with a Captcha called Captcha.aspx. I would like to add this as the second step to a CreateUserwizard. The following is what I want to achieve:i) User enters their Username etc in CreateUserwizard and clicks the CreateUser Button(ii) After clicking the CreateUser button, user sees the Captcha.aspx page and enters the correct stuff in the Captcha box and click a continue button(iii) User account is created if correct details were entered in the Captcha else no account is created, rather the user is sent to a page informing him or her that no account has been created
View 3 RepliesI'm implementing captcha on my website like the one in [URL]. It is working fine while running on VS2008. However, not when uploaded on IIS. I think the image is being blocked by IIS.. anyone knows how to fix this?
View 1 RepliesI am developing a website where I need a captcha control and I want to develop the captcha control itself, so in the future I can change its length, type, color, and have it be easy to manage as well.
So, suggest me which technology used for to develop the capha control and how.
I am using asp.net platform with vb.net as the language.
I could really use some help here. I owuld like to implement a simple CAPTCHA mechanism with the membership system. Can someone please help me out. I have found MSCAPTCHA, but it doesn't seem to work in the .NET 3.5 world. I have been pulling my hair out for a couple of days now.
View 6 RepliesHow can one create a captcha application as a field in the form say registration form...?
View 3 RepliesCan I got some good example sites with source code of jQuery with ASP.NET webforms using ajax.Most examples I have come across are in php
View 2 Replieshow to insert the "captcha code" and its validation process in vb asp.net.... i vave searched every were but i could nat get its code..atleast tel me is it possible to do so or not
View 1 RepliesCan anyone tell me what does CAPTCHA do as far as security issue is concerned?Registration form of many sites have this field but how it works?
View 5 RepliesHow can I implement a CAPTCHA in my ASP.NET WebForm? It is a registration form. I am a beginner in ASP.NET.
View 3 RepliesI am using jquery.load() to load a page on click of a button.The page that will be loaded contains a captcha.
When that page is getting loaded due to the captcha it is making the page to reload again and it is not showing anything.If i am removing the captcha from the load page it is working fine.I am using ASP.NET.
My question to all. I have a feedback form php form. Here its code.
[Code]....
I wish to insert in this form CAPTCHA. There is for somebody have a code CAPTCHA which well works? And how to me it to insert?
I have used captcha for security. It is working fine when i run web page on my PC. but when i upload page on web domain, it is not showing Captcha.
View 2 RepliesHere is the code:
[Code]....
code behind:
[Code]....
The problem is that if the textcap changetext event is fired which is in the updatepannel then the captcha will always validate to false. If the textcap changetext event is not fired then all goes well.
How to set voice in Captcha validation
View 1 RepliesThe captcha is working fine..but when we reload the page and click the verify button without entering enything..it's throwing error. Also it's throwing the error when we enter the code wrong 2 times..It's throwing the error as
Object reference not set to an instance of an object.
Exception Details: System.NullReferenceException: Object reference not set to an instance of an object.
Line 15:protected void btnVerify_Click(object sender, EventArgs e)
Line 15: {
Line 16: Captcha1.ValidateCaptcha(txtCaptcha.Text.Trim());
Line 17:
Line 18: if (Captcha1.UserValidated)
I am looking for captcha control for .net framework 4.0
View 11 RepliesI am working on Screen Scrapping, I was able to do, but some of the website have captcha and need to enter captcha information to proceed further
Is there anyway to read captcha information and submit those values that are in captcha or how can we handle this scenario?
i had created a captcha coz by reffering a blog
http://nanddeepnachan.blogspot.com/2008/06/captcha-for-sharepoint-blog.html. its successfully can run after i deploy it.
I created a feedbackForm in aspx, then add the captcha web part. the captcha appeared in feedbackForm, but the problem is the data tat i added in feedbackForm cant insert in sharepoint list...
.aspx
[Code]....
.aspx.cs
[Code]....
I have implemented captcha in my Register.aspx page. I am verifying captcha at server side. here is the code which is working fine.
protected void CreateUserWizard1_CreatedUser(object sender, EventArgs e)
{
bool IsCaptcha;
IsCaptcha = validateCaptcha();
if (IsCaptcha == true)
StringBuilder bodyMsg = new StringBuilder();
TextBox textBoxUserName = (TextBox)CreateUserWizard1.CreateUserStep.ContentTemplateContainer.FindControl("UserName");
[code]...
I have used your mathematical captcha in my project but it is not working on all browsers.if I open the page in one browser & then copy the aaaurl in other browser the other browser does not show me the captcha.
View 1 Replies