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What is TAC?

Transaction Authorisation Code (TAC) is a security features used by CIMB Clicks to protect your account from unauthorised use. To complete a transaction, you will receive a TAC from CIMB via the following methods to verify that you are the rightful person performing the transaction:


  • SecureTACTM - is an enhanced security feature that allows easy, secure one-tap approval of transaction via CIMB Clicks App. To enjoy this feature, you will need to first download the CIMB Clicks App and activate SecureTACTM
  • SMS TAC - is a unique 6 digit code sent via short message service (SMS) to your registered mobile phone in CIMB records

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