Yes. All certificates with a validity date greater than 31 December 2010 require a chain certificate.All Extended Validation certificates require a chain certificate. Additional information is available here.
You will need one LAWtrust SSL Certificate for each of your secure Web servers (including any virtual Web servers).
Microsoft IIS 8 - SSL / TLS certificate installation instructions.
LAWtrust recommends starting the renewal process 30 days before the expiration of your current certificate. Your new certificate will be 1, 2 or 3 years (depending on your purchase option) from the expiration date of your current LAWtrust certificate.
LAWtrust will notify the authorising contact listed on your SSL Certificate order application one month prior to the expiration date of your SSL Certificate.
Ho to generate a Certificate Signing Request (CSR) on Citrix Access Gateway.
You can check the LAWtrust SSL Certificate pricing information by clicking this link.
When renewing your SSL certificate, LAWtrust recommends that you generate a new keypair and CSR (certificate signing request) on the server for the site or application that is going to require the SSL certificate.