SCA is a vital tool for securing online payments and card transactions, making it harder for fraudulent parties to gain unauthorised access to accounts or impersonate authentic users. So only after strongly authenticating your payment will you be enabled to proceed with the payment.
In Pipedrive, when you reach the "confirm" step while updating or entering your card payment details for your Pipedrive subscription, you are likely to be prompted to complete a step of verification and authentication as requested by the financial institution that has issued your card.
This is what the authentication pop up in Pipedrive will look like:
You can lear more about Stong Customer Authentication (SCA) in this article: https://support.pipedrive.com/article/sca-faq