Web Examples

Data Validation
A web page can be made to validate (to check) data when a visitor enters it. This can help prevent mistakes.
Data Validation Example

Web sites will often store information on visitors devices using a cookie. This is a small file that can be accessed by the site on future visits, and in some cases also when you visit other sites.
Browser Cookies Example

Password Challenge
A strong password helps protect your personal information. Use this Password Challenge to see how strong your password is. Then check you can remember your password!

When you enter data into a web page HTML Form it is usually sent to a server for processing. With a normal HTTP Request anyone between your device and the server could access the information you send. This example of unsecure browsing demonstrates how. This is why sites which use sensitive information, including your login details, use a secure form of HTTP known as HTTPS.