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What are the letters called that are used as security measures on sites and can only be read by a real person?
The letters are called "CAPTCHA".
What is captcha security?
A captcha is a web technology to find out whether you are a human being or a computer. Usually the user is required to identify the letters and numbers in a code which machines are unable to read.
Why do websites ask to copy code on screen?
this code which could be combined with letters and/or numbers is called CAPTCHA. A CAPTCHA is used to determine if the user is a human and to prevent automated scripts from attempting to attack the site.
What is the securaty check word on bebo?
It's a Captcha. Its a different word each time. Just enter the letters that are in the picture
How large is the AIM email account?
The AIM email account has an unlimited capacity. If you use a lot of space (e.g. in the range of multiple gigabytes), then AIM will send you a link to go to a web site and fill out a CAPTCHA (the thing where you have to type in the letters from the graphical image) in order for them to continue to provide unlimited space.
Why do you get captchas wrong?
Sometimes it matters whether the captcha is in all capital letters or not, that might be a problem you're having. On some sites you can ask to HEAR a word to type as a captcha, there can be a little note about that on the side. That can help, if you can't seem to get them right by just looking at them.
Is it called Capcha or CAPTCHA?
The correct spelling is Captcha. You can get more information about Captcha's at the Wikipedia. Once on the website, type "Captcha" into the search field at the top of the page and press enter to bring up the information.
How do you make a captcha?
You may buy captcha from all kind of services or create one by yourself using some open source captcha. Check the link below for a list of open source captcha services.
Why do you have to do the CAPTCHA thing as a WikiGuide?
WikiGuides do not have the captcha because of the nature of their work in the community.
Why do you have to type in two words before you can post a comment on some websites?
This is called a CAPTCHA, this site uses one. It's used to counter bots and spam since bots and macros have lots of trouble reading the weird letters and numbers. Basically it's a check to make sure a real person is actually posting the comment. A popular free CAPTCHA is provided by reCAPTCHA.com, which is the same CAPTCHA this site uses.
Do you have to enter a CAPTCHA on WikiAnswers when you enter a question?
No, you do not have to enter a CAPTCHA when you ask a question.And when you answer a question?To answer a question, however, you have to enter the CAPTCHA if you are not signed in to the site.
How about the space in between letters?
The space between letters in printing (or typography) is called tracking.
