Which of the following statements properly expresses the characteristics of AES and Blowfish? Select three. Group of answer choices AES and Blowfish use private key cryptography. Blowfish operates on $64-$bit blocks. AES is capable of using a $256-$bit key. Blowfish uses the $3$DES cipher. Blowfish is capable of using a $512-$bit key. AES is a stream cipher while Blowfish is a block cipher