echo "optimised SECURE mode"
execute "dd if=/dev/urandom of=$TARGET_ bs=1M count=2 &>/dev/null" ||\
die "could not initialise the first 2MB of $TARGET_ with /dev/urandom"
echo "optimised SECURE mode"
execute "dd if=/dev/urandom of=$TARGET_ bs=1M count=2 &>/dev/null" ||\
die "could not initialise the first 2MB of $TARGET_ with /dev/urandom"