Article 57 Manner of giving security
Subject to any directions of the court, security may be given in any one of the following ways, or partly in one of those ways and partly in another—
(a)
by a bond approved by the court and given by the person giving security and also by—
(i)
an insurance company, a group of underwriters or a bank approved by the court; or
(ii)
with the approval of the court, two personal sureties; or
(b)
in such other manner as the court may approve.