In Singapore, credit card payment generally requires entering a password or using other authentication methods to confirm. According to the regulations of monetary authority of singapore, in order to strengthen payment security, most transactions require password verification. However, some specific micropayments may be password-free, such as using contactless functions or using mobile payment applications for transactions. For different banks and payment institutions, the specific operation methods may be different. It is recommended that you consult your bank or payment provider for more accurate information.