If you downloaded Call of Duty: Ghosts illegally (torrents, warez sites), the iw6sp64_ship.exe you originally had was likely modified (cracked) to bypass Steam authentication. In this case:
Searching for a "iw6sp64 ship.exe download" usually means you are encountering a crash or error while trying to play . While it may be tempting to find a quick download for the file, doing so from untrusted third-party sites is risky and often doesn't fix the underlying problem. iw6sp64 ship.exe download
: Some users found that turning off the Steam Overlay allowed the game to launch correctly. If you downloaded Call of Duty: Ghosts illegally
If you are looking for a review of the game this file belongs to, Ghosts holds up: Ghosts holds up: