Slide 81
Slide 81 text
9 8 5
4 1
. 9
813 9 IV= (IV0
, IV1
) 4 8
#$%,',(
≔ Pr ,' = . , IV = (0x00,0x00), … , (0xFF, 0cF6), . = 0x00, … , 0xFF
7 813 9 (8
$%,9:99
;
, … , 8
$%,9:<<
;
)
8
$%,(
(;)
= = > ?$%,@,'
= . ⨁ 7
BC@CD
, . = 0x00, … , 0xFF
IV 4 8 2 7 E$%,;
E$%,;
=
F!
8
$%,9:99
(;)
! HHH 8
$%,9:<<
(;)
!
I
(∈ 9:99,… ,9:<<
#
$%,',(
K
LM,N
(O)
2 7 E;
E; = I
(9:99,9:99)C$%C(9:<<,9:<<)
E$%,;
E;
2 7
*(89:99
;
, … , 89:<<
;
) #',9:99, … , #',9:<< F 5 8 0*