original: serpent is a symmetric key block cipher which was a finalist in the advanced encryption standard -lrb- aes -rrb- contest , where it came second to rijndael .
simplifications: serpent is a symmetric key block cipher which was a finalist in the advanced encryption standard -lrb- aes -rrb- contest , where it came second to rijndael . snake is a like in size key solid mass cipher which was a finalist in the increased encryption standard -lrb- aes -rrb- competition , fight , where it came second to rijndael . a finaliest in the advanced encryption standard -lrb- aes -rrb- contest was serpent , it came second to rijndael . serpent. is a symmetric key block cipher . serpent is a symmetric key block cipher that finalized in the advanced encryption standard contest . serpent which is a symmetric key block cipher was a finalist in the advanced encryptio standards -lrb- aes -rrb- contest came second to rijndael serpent is a symmetric key block cipher which was a finalist in the advanced encryption standard -lrb- aes -rrb- contest , where it came second to rijndael . the snake is a -lrb- having a left half that 's a perfect mirror image of the right half -rrb- key block calculates / codes which was a finalist in the advanced -lrb- turning messages into secret code -rrb- standard -lrb- aes -rrb- contest , where it came second to rijndael . serpent is a symmetric key block cipher which was a finalist in the advanced encryption standard contest where it came second to rijndael .