A DevOps team wants to move production data into the QA environment for testing. This data contains credit card numbers and expiration dates that are not tied to any individuals. The security analyst wants to reduce risk .

A DevOps team wants to move production data into the QA environment for testing. This data contains credit card numbers and expiration dates that are not tied to any individuals. The security analyst wants to reduce risk .

Which of the following will lower the risk before moving the data”
A . Redacting all but the last four numbers of the cards
B . Hashing the card numbers
C . Scrambling card and expiration data
D . Encrypting card and expiration numbers

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Answer: B