Which two encryption principles should be applied to secure APIs? (Choose two.)

Which two encryption principles should be applied to secure APIs? (Choose two.)
A . Use temporary files as part of the encryption and decryption process
B . Transmit authorization information by using digitally signed payloads
C . Use encrypted connections to protect data n transit
D . Reuse source code that contain existing UUIDs
E . Embed keys in code to simplify the decryption process

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Answer: B,C