Whoever holding any collateral security deposited with him or her for the payment of a debt which may be due him or her sells, pledges, loans or in any way disposes of the same, as his or her own, before such debt becomes due and payable, and without the authority of the person depositing the same, shall be guilty of a misdemeanor of the first degree, punishable as provided in s. 775.082 or s. 775.083.
Fla. Stat. § 818.04