What is the difference between S3 authentication signature version 2 and S3 authentication signature version 4?

Question

Options

• AVersion 2 uses a shared secret and access key ID
• BVersion 2 uses HMAC algorithm
• CVersion 2 uses a namespace based signature
• DVersion 2 uses the secret key to sign the request

• A
  4% (1)
• B
  79% (19)
• C
  13% (3)
• D
  4% (1)

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