$1)$In DES encryption, the original $64-$bit block is divided into $\_\_\_\_\_\_\_\_\_32-$bit blocks for processing$\mathrm{.}2)$The DES algorithm uses a $\_\_\_\_\_\_\_\_\_$ bits key for encryption and decryption$\mathrm{.}3)$In the AES algorithm, the number of rounds depends on the key length, with $\_\_\_\_\_\_\_\_\_$ rounds for a $128-$bit key$\mathrm{.}4)$AES encryption operates on blocks of data, and the standard block size is $\_\_\_\_\_\_\_\_\_$ bits$\mathrm{.}5)$The process of converting ciphertext back into plaintext is called $\_\_\_\_\_\_\_\_\_\mathrm{.}6)$The Data Encryption Standard $($DES$)$ uses a block size of $\_\_\_\_\_\_\_\_\_$ bits$\mathrm{.}7)$The Advanced Encryption Standard $($AES$)$ has key lengths of $\_\_\_\_\_\_\_\_\_,\_\_\_\_\_\_\_\_\_,$ and $\_\_\_\_\_\_\_\_\_$ bits$\mathrm{.}8)$AES stands for Advanced Encryption $\_\_\_\_\_\_\_\_\_\mathrm{.}9)$The Data Encryption Standard $($DES$)$ was replaced by the $\_\_\_\_\_\_\_\_\_\mathrm{.}10)$The process of converting plaintext into ciphertext is known as $\_\_\_\_\_\_\_\_\_.$