The factors relevant to security for costs in the Court of Appeal include prospects of success, risk of non-satisfaction of costs orders, whether the order would stifle a reasonably arguable claim, whether impecuniosity arises from the respondent's conduct, public interest considerations, and other discretionary matters. The quantum of security may be adjusted upward to reflect the applicant's unreasonable conduct inflating costs, but the Court will not simply accept the amount sought where a more confined proceeding would have cost less.
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