An official Trump campaign server during the 2016 presidential server was hacked by Pro_Mast3r~. This website was associated with his campaign fundraising.
The hacker claimed to be from Iraq, reportedly defaced the server, secure2.donaldjtrump.com, which is behind CloudFlare's content management system and security platform. A reference to an image on another site is insecure, prompting a warning on Chrome and Firefox that the connection is not secure.
The hacked website displayed an image of a black hat including the following messages.
Hacked by Pro_Mast3r ~
Nothing Is Impossible
Peace From Iraq
After the server was hacked it was taken offline, and there is no official statement from Trump-Pence campaign team yet. According the source code of the defaced server does not contain any malicious script.