Hai This is waheed from Dubai I need some help in SSL. How to install install CA root using principals.xml <certificate-issuer> tag please guide me to some extend i have following certificates 1.Common Name: GTE CyberTrust Root 2.Common Name: Comtrust Root CA 3.Common Name: Comtrust Server CA 4.Common Name: secure.myhomepage.com First 3 certificates with GTE CyberTrust as root certificate are the chain until it arrive to my certificate which is the fourth. Vendors of the certificate said that i have to install my certificate separately which i did properly and they said to install other three in the chain. How do i do this ? what and where is the chain certificates installation in Orion Server. Bye then Advance thanking for your reply waheed _____________________________________________________________________________________ Get more from the Web. FREE MSN Explorer download : http://explorer.msn.com