The Security Credit Union is a personal credit card from Security Credit Union. The annual fee is No annual fee. The ongoing APR is 15.99% (purchases, balance transfers and cash advances) (disclosure accurate as of May 01, 2026). Rewards: Pays you 2% back on every purchase; cash back deposited to your account or applied to your card balance, paid monthly. Loan terms: Your due date is at least 25 days after the close of each billing cycle. We will not charge you any interest on purchases if you pay your entire balance by the due date each month..