Mount an USB key drive VFAT file system as user, or at least having writing rights on its contents

I'm trying to mount a VFAT file system placed on a USB key drive, so that I can manipulate the drive contents. 12:10 boffi@debian:~ $ lsblk | grep sdc sdc 8:32 1 7.5G 0 disk └─sdc1 8:33 1 7.5G 0 part 12:10 boffi@debian:~ $ grep sdc /etc/fstab /dev/sdc /home/boffi/key vfat noauto,rw,user 0 0 /dev/sdc1 /home/boffi/key vfat noauto,rw,user 0 0 12:11 boffi@debian:~ $ mount /dev/sdc1 /home/boffi/key mount: /home/boffi/key: must be superuser to use mount. dmesg(1) may have more information after failed mount system call. 12:11 boffi@debian:~ $ If I use sudo everything is fine, except I have no writing rights on the contents... 12:17 boffi@debian:~ $ sudo mount /dev/sdc1 /home/boffi/key [sudo] password for boffi: *************** 12:17 boffi@debian:~ $ ls -l key | head -3 total 27600 drwxr-xr-x 6 root root 16384 Oct 6 2013 00_roba_dal_mac/ drwxr-xr-x 4 root root 16384 Oct 12 2013 00_shenker/ 12:17 boffi@debian:~ $ Of course I'm doing something wrong, could you please help me?