are you sure your game has patched properly? you could be running on the old version if you've been playing it all day.
The console cheats are definitely disabled in the new patch.
Not all console commands are disabled, seems to just be the ones related to cheating. Cryis 2 did the same thing with the 1.9 patch, but no one has ever given an explanation as to why.
firewall and other security software.
on trainer and game.
version and distribution.