http://blogs.msdn.com/eugene_bobukh/archive/2004/03/10/87603.aspxProblem Statement: Code Access Security provides developers with numerous ways of protecting their methods from unauthorized or untrusted callers, including usage of caller's StrongName signature to identify it. So if one would like to make sure thaten-USCommunityServer 2.1 SP1 (Build: 61025.2)http://blogs.msdn.com/eugene_bobukh/archive/2004/03/10/87603.aspx#87637Thu, 11 Mar 2004 01:28:00 GMT91d46819-8472-40ad-a661-2c78acb4018c:87637Robert McLawsAre you sure that this works? The PublicKey.ToString does not work as you would expect. I blogged about it here: <a target="_new" href="http://weblogs.asp.net/rmclaws/archive/2004/03/04/84293.aspx">http://weblogs.asp.net/rmclaws/archive/2004/03/04/84293.aspx</a>http://blogs.msdn.com/eugene_bobukh/archive/2004/03/10/87603.aspx#87651Thu, 11 Mar 2004 01:59:00 GMT91d46819-8472-40ad-a661-2c78acb4018c:87651Eugene BobukhWell, at least it used to work :) I guess the reason for confusion is that I'm using not the PublicKey [which is essentially just a byte array in your sample, right?] but StrongNamePublicKeyBlob.ToString() here -- it's different. Hope that helps :)http://blogs.msdn.com/eugene_bobukh/archive/2004/03/10/87603.aspx#87901Thu, 11 Mar 2004 17:00:00 GMT91d46819-8472-40ad-a661-2c78acb4018c:87901SecureCoder by Anil Johnhttp://blogs.msdn.com/eugene_bobukh/archive/2004/03/10/87603.aspx#87904Thu, 11 Mar 2004 17:01:00 GMT91d46819-8472-40ad-a661-2c78acb4018c:87904SecureCoder by Anil Johnhttp://blogs.msdn.com/eugene_bobukh/archive/2004/03/10/87603.aspx#121520Tue, 27 Apr 2004 22:19:00 GMT91d46819-8472-40ad-a661-2c78acb4018c:121520xasahi