Validating information on web sites

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A general method of protection against these kinds of attacks is to Server.HTMLEncode all form input when your Web page accesses the input. However, more information can be found by reading chapter 12 of Writing Secure Code, and using Checklist: ASP Security when you create your ASP applications.WHO evaluates candidate websites using criteria defined by the Global Advisory Committee on Vaccine Safety – an independent, authoritative and scientific committee that advises the Organization on vaccine safety issues of global or regional concern that could impact national immunization programmes.

For example, the following HTML tags generate a form where a user can enter their first name, last name, and age, and includes a button for submitting information to a Web server.

When people need advice about topics like health, careers, or relationships, the first place they often look is the internet.

The same is true when parents and caregivers are seeking credible information about whether vaccines are safe for their children.

For example, by placing error information adjacent to the form field where invalid information was entered, you make it easier for the user to discover the source of the error.

(Typically, Web-based forms forward requests to a separate Web page containing error information.

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