restricting my site to use in iframe on other domains

Question

how i restricting my site to use in iframe on other domains. Please help me...

Priti Kumari · Answer

I have try this already but after adding this i am able to add other site url in iframe.

Scott Lysle · Answer

In the global.asax; add the following line to the begin request method: HttpContext.Current.Response.AddHeader(x-frame-options DENY); This is intended to prevent clickjacking