How to Hide QueryString Value in asp.net?

[ganesh22]

Hi,

How to Hide QueryString Value in asp.net?

ex: iam having the link like this http://forums.asp.net/AddPost.aspx?Fo rumID=22

so i want to hide ForumID value there in some urls i saw like this http://forums.asp.net/AddPost.aspx?Fo rumID=

how they hide the value?

[kenobewan]

I haven't tried this with url rewriting, but it may be worth a shot. Prob when you request querystring?

[Plater]

I am guessing it just uses a Session value to determine the forumID as to explain the differences in those two urls?