Imperva Upgrade from 11.5 to 13

From v 11.5 to 13

1. V13 the NTLM support have compatibility issue with Windows Server 2012 R2 AD under HTTP Proxy Configuration (Workaround is change the “Authentication Policy” to “Basic”)
2. Collect all SSL certificate file and key (e.g. abc.com.crt and abc.com.key) before upgrade since some key will lost during the upgrade

Imperva Upgrade from 11.5 to 13