Enjoy the Fanfest live conversation with the official Twitter hashtags for #evefanfest <–that one and #dust514keynote #evekeynote #ccpkeynote #fanfestpvp #dust514. Also, don't forget these official CCP places while you are at it.

Socialmedia – EVElopedia
wiki.eveonline.com
This is the officially maintained list of CCP related social media pages. If something isn't on this list, it cannot be vouched for yet and could possibly be an epic troll or spy alt.