Georgia Code Title 33. Insurance § 33-5-57

(1) Deposit with the clerk of the court in which such action or proceeding is pending cash or securities or file with the clerk a bond with good and sufficient sureties, to be approved by the court, in an amount to be fixed by the court sufficient to secure the payment of any final judgment which may be rendered in the action; provided, however, the court may in its discretion make an order dispensing with the deposit or bond where the insurer makes a showing satisfactory to the court that it maintains in a state of the United States funds or securities, in trust or otherwise, sufficient and available to satisfy any final judgment which may be entered in the action or proceeding; or

(2) Procure a certificate of authority to transact the business of insurance in this state.

(1) That such unauthorized insurer has not done any of the acts enumerated in Code Section 33-5-52;

(2) That the person on whom service was made pursuant to Code Section 33-5-54 was not doing any of the acts therein enumerated; or

(3) That it is otherwise not properly subject to the jurisdiction of court pursuant to this article.