See overview of Sessions in eZ Publish before you read this.
Symfony offers the possibility to change many session options at application level (i.e. in Symfony framework
configuration), such as:
cookie_domain
cookie_path
cookie_lifetime
cookie_secure
cookie_httponly
However as eZ Publish can be used for setting up several web sites within on Symfony application, session configuration is also possible to define per SiteAccess and SiteGroup level.
Session options per SiteAccess
As of eZ Publish 5.3 / 2014.03, all site related session configuration is possible to define per SiteAccess and SiteGroup:
Session name per SiteAccess
In 5.x versions prior to 5.3 / 2014.03 the following SiteAccess aware session setting where available: