Pre-authorization of credit card is required for booking foreign hotels. The hotel requires to provide copies of the front and back of the credit card. Do you need to cover the last three yards?

First of all, this must be a lie.

1. To complete the pre-authorization, you don't need the front and back of the card, you must swipe the card or book it on the platform.

2. The security code is equivalent to the secondary password of the credit card, and the bank customer service has no right to ask for it. Only when it is activated and cancelled, please verify it.

It is recommended to book it on platforms such as Ctrip, Feizhu.com, or through the credit card customer service.

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