2. Which of the following description regarding the Craig Gentry scheme is correct? Group of answer only one anwer is correct: Users will send plain data to the server for calculation. Users will send...

Users will send plain data to the server for calculation.

Users will send obfuscated data to the server for calculation.

The cloud server will be able to perform calculations using hashed/encrypted data.

The cloud server will return decrypted data result to clients.