How to recover from iisadmin startup "Error 0x80090016 – NTE_BAD_KEYSET"

Here is the short version:You need at least the 3.x package of JailBreak and a working IIS Server. The .Net Framework 2.0 (or later) must also be installed on both to give you the aspnet_regiis.exe tool. On the “broken” server backup the data to enable rollback:From %windir%\system32\}inetsrv save the metabase.xml and the history and metaback folders execute…