Data Encryption Standard (DES) Decryption Process




Enter the Ciphertext to be decrypted (in ASCII):

or

Enter the Ciphertext to be decrypted (in hexadecimal charecters):

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Enter the Key for the decryption (in ASCII):

or

Enter the Key for the decryption (in hexadecimal characters):

Key Schedule
Key Inputs in ASCII
 
Key Inputs in hexadecimal
 
Key Inputs in binary (red boxes are ignored)
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
C0 (using the PC-1 Table on the first 28 usable bits of the Key Bits)
D0 (using the PC-1 Table on the last 28 usable bits of the Key Bits)
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
C1 (using the Circular Rotation Table on C0)
D1 (using the Circular Rotation Table on D0)
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
C2 (using the Circular Rotation Table on C1)
D2 (using the Circular Rotation Table on D1)
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
C3 (using the Circular Rotation Table on C2)
D3 (using the Circular Rotation Table on D2)
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
C4 (using the Circular Rotation Table on C3)
D4 (using the Circular Rotation Table on D3)
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
C5 (using the Circular Rotation Table on C4)
D5 (using the Circular Rotation Table on D4)
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
C6 (using the Circular Rotation Table on C5)
D6 (using the Circular Rotation Table on D5)
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
C7 (using the Circular Rotation Table on C6)
D7 (using the Circular Rotation Table on D6)
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
C8 (using the Circular Rotation Table on C7)
D8 (using the Circular Rotation Table on D7)
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
C9 (using the Circular Rotation Table on C8)
D9 (using the Circular Rotation Table on D8)
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
C10 (using the Circular Rotation Table on C9)
D10 (using the Circular Rotation Table on D9)
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
C11 (using the Circular Rotation Table on C10)
D11 (using the Circular Rotation Table on D10)
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
C12 (using the Circular Rotation Table on C11)
D12 (using the Circular Rotation Table on D11)
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
C13 (using the Circular Rotation Table on C12)
D13 (using the Circular Rotation Table on D12)
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
C14 (using the Circular Rotation Table on C13)
D14 (using the Circular Rotation Table on D14)
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
C15 (using the Circular Rotation Table on C14)
D15 (using the Circular Rotation Table on D14)
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
C16 (using the Circular Rotation Table on C15)
D16 (using the Circular Rotation Table on D15)
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Round 0
Ciphertext Input in ASCII
 
Ciphertext Input in hexadecimal
 
Ciphertext Input in binary
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
L0 (using the IP Table on the first 32 bits of the Ciphertext Bits)
R0 (using the IP Table on the last 32 bits of the Ciphertext Bits)
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Round 1

K1 (using PC-2 Table on "C16 & D16")

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
E1 (using E Table on R0)
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
K1 ⊕ E1
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
S Box (using S Boxes Tables on "K1 ⊕ E1")
1 1 1 0 1 1 1 1 1 0 1 0 0 1 1 1 0 0 1 0 1 1 0 0 0 1 0 0 1 1 0 1
P1 (using P Table on S Box)
1 1 0 1 1 0 0 0 1 1 0 1 1 0 0 0 1 1 0 1 1 0 1 1 1 0 1 1 1 1 0 0
L1 (same as R0)
R1 (L0 ⊕ P1)
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 1 1 0 0 0 1 1 0 1 1 0 0 0 1 1 0 1 1 0 1 1 1 0 1 1 1 1 0 0
Round 2

K2 (using PC-2 Table on "C15 & D15")

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
E2 (using E Table on R1)
0 1 1 0 1 1 1 1 0 0 0 1 0 1 1 0 1 1 1 1 0 0 0 1 0 1 1 0 1 1 1 1 0 1 1 1 1 1 0 1 1 1 1 1 1 0 0 1
K2 ⊕ E2
0 1 1 0 1 1 1 1 0 0 0 1 0 1 1 0 1 1 1 1 0 0 0 1 0 1 1 0 1 1 1 1 0 1 1 1 1 1 0 1 1 1 1 1 1 0 0 1
S Box (using S Boxes Tables on "K2 ⊕ E2")
0 1 0 1 1 0 1 1 1 0 1 1 1 0 0 1 1 0 0 1 0 1 1 1 1 1 1 1 0 0 1 1
P2 (using P Table on S Box)
1 1 1 0 0 1 1 1 0 0 1 1 1 0 1 0 1 1 1 0 1 1 0 1 0 1 0 0 1 1 1 1
L2 (same as R1)
R2 (L1 ⊕ P2)
1 1 0 1 1 0 0 0 1 1 0 1 1 0 0 0 1 1 0 1 1 0 1 1 1 0 1 1 1 1 0 0 1 1 1 0 0 1 1 1 0 0 1 1 1 0 1 0 1 1 1 0 1 1 0 1 0 1 0 0 1 1 1 1
Round 3

K3 (using PC-2 Table on "C14 & D14")

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
E3 (using E Table on R2)
1 1 1 1 0 0 0 0 1 1 1 0 1 0 0 1 1 1 1 1 0 1 0 1 0 1 1 1 0 1 0 1 1 0 1 0 1 0 1 0 0 1 0 1 1 1 1 1
K3 ⊕ E3
1 1 1 1 0 0 0 0 1 1 1 0 1 0 0 1 1 1 1 1 0 1 0 1 0 1 1 1 0 1 0 1 1 0 1 0 1 0 1 0 0 1 0 1 1 1 1 1
S Box (using S Boxes Tables on "K3 ⊕ E3")
0 1 0 1 0 1 0 0 0 0 0 0 0 1 0 1 1 0 0 0 0 1 1 1 0 0 0 1 0 0 1 0
P3 (using P Table on S Box)
1 0 0 0 0 0 1 1 0 0 1 0 0 0 1 0 1 0 1 1 0 0 0 0 0 0 0 1 1 0 1 0
L3 (same as R2)
R3 (L2 ⊕ P3)
1 1 1 0 0 1 1 1 0 0 1 1 1 0 1 0 1 1 1 0 1 1 0 1 0 1 0 0 1 1 1 1 0 1 0 1 1 0 1 1 1 1 1 1 1 0 1 0 0 1 1 0 1 0 1 1 1 0 1 0 0 1 1 0
Round 4

K4 (using PC-2 Table on "C13 & D13")

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
E4 (using E Table on R3)
0 0 1 0 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 0 1 0 0 0 0 1 1 0 1 0 1 0 1 1 1 1 1 0 1 0 0 0 0 1 1 0 0
K4 ⊕ E4
0 0 1 0 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 0 1 0 0 0 0 1 1 0 1 0 1 0 1 1 1 1 1 0 1 0 0 0 0 1 1 0 0
S Box (using S Boxes Tables on "K4 ⊕ E4")
0 0 1 0 1 1 0 0 1 1 0 0 0 0 1 1 1 1 0 1 1 1 1 0 0 1 1 0 1 0 1 1
P4 (using P Table on S Box)
1 0 1 1 1 0 0 1 0 1 1 1 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 1 1 0 0 0
L4 (same as R3)
R4 (L3 ⊕ P4)
0 1 0 1 1 0 1 1 1 1 1 1 1 0 1 0 0 1 1 0 1 0 1 1 1 0 1 0 0 1 1 0 0 1 0 1 1 1 1 0 0 1 0 0 0 1 0 1 1 1 1 0 0 0 1 0 0 1 0 1 0 1 1 1
Round 5

K5 (using PC-2 Table on "C12 & D12")

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
E5 (using E Table on R4)
1 0 1 0 1 1 1 1 1 1 0 0 0 0 1 0 0 0 0 0 1 0 1 1 1 1 1 1 0 0 0 0 0 1 0 0 0 0 1 0 1 0 1 0 1 1 1 0
K5 ⊕ E5
1 0 1 0 1 1 1 1 1 1 0 0 0 0 1 0 0 0 0 0 1 0 1 1 1 1 1 1 0 0 0 0 0 1 0 0 0 0 1 0 1 0 1 0 1 1 1 0
S Box (using S Boxes Tables on "K5 ⊕ E5")
1 0 0 1 0 0 1 0 0 1 1 0 1 1 1 1 0 0 0 0 1 0 1 0 0 0 0 0 0 0 1 0
P5 (using P Table on S Box)
1 1 0 1 0 0 0 0 1 1 1 0 0 0 1 1 0 0 0 1 0 0 0 0 0 1 0 0 0 1 1 0
L5 (same as R4)
R5 (L4 ⊕ P5)
0 1 0 1 1 1 1 0 0 1 0 0 0 1 0 1 1 1 1 0 0 0 1 0 0 1 0 1 0 1 1 1 1 0 0 0 1 0 1 1 0 0 0 1 1 0 0 1 0 1 1 1 1 0 1 1 1 1 1 0 0 0 0 0
Round 6

K6 (using PC-2 Table on "C11 & D11")

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
E6 (using E Table on R5)
0 1 0 0 0 1 0 1 0 1 1 0 1 0 0 0 1 1 1 1 0 0 1 0 1 0 1 1 1 1 1 1 0 1 1 1 1 1 1 1 0 0 0 0 0 0 0 1
K6 ⊕ E6
0 1 0 0 0 1 0 1 0 1 1 0 1 0 0 0 1 1 1 1 0 0 1 0 1 0 1 1 1 1 1 1 0 1 1 1 1 1 1 1 0 0 0 0 0 0 0 1
S Box (using S Boxes Tables on "K6 ⊕ E6")
1 0 1 0 1 1 0 1 1 0 1 0 0 0 0 1 1 1 0 1 0 1 1 1 1 0 0 1 0 0 0 1
P6 (using P Table on S Box)
1 0 1 0 0 0 1 1 1 0 1 0 1 1 0 0 0 1 1 0 1 0 1 1 0 0 0 1 1 1 0 1
L6 (same as R5)
R6 (L5 ⊕ P6)
1 0 0 0 1 0 1 1 0 0 0 1 1 0 0 1 0 1 1 1 1 0 1 1 1 1 1 0 0 0 0 0 1 1 1 1 1 1 0 1 1 1 1 0 1 0 0 1 1 0 0 0 1 0 0 1 0 1 0 0 1 0 1 0
Round 7

K7 (using PC-2 Table on "C10 & D10")

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
E7 (using E Table on R6)
0 1 1 1 1 1 1 1 1 0 1 1 1 1 1 1 0 1 0 1 0 0 1 1 1 1 0 0 0 1 0 1 0 0 1 0 1 0 1 0 0 1 0 1 0 1 0 1
K7 ⊕ E7
0 1 1 1 1 1 1 1 1 0 1 1 1 1 1 1 0 1 0 1 0 0 1 1 1 1 0 0 0 1 0 1 0 0 1 0 1 0 1 0 0 1 0 1 0 1 0 1
S Box (using S Boxes Tables on "K7 ⊕ E7")
1 0 0 0 0 1 0 1 0 0 1 0 0 1 1 1 0 1 1 0 1 1 0 1 0 0 0 1 0 1 1 0
P7 (using P Table on S Box)
1 0 0 1 0 0 1 0 1 1 0 0 0 1 1 0 0 1 1 1 0 0 0 0 1 0 1 1 1 1 0 0
L7 (same as R6)
R7 (L6 ⊕ P7)
1 1 1 1 1 1 0 1 1 1 1 0 1 0 0 1 1 0 0 0 1 0 0 1 0 1 0 0 1 0 1 0 0 0 0 1 1 0 0 1 1 1 0 1 1 1 1 1 0 0 0 0 1 0 1 1 0 1 0 1 1 1 0 0
Round 8

K8 (using PC-2 Table on "C9 & D9")

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
E8 (using E Table on R7)
0 0 0 0 1 1 1 1 0 0 1 1 1 1 1 0 1 1 1 1 1 1 1 0 1 0 0 0 0 1 0 1 0 1 1 0 1 0 1 0 1 1 1 1 1 0 0 0
K8 ⊕ E8
0 0 0 0 1 1 1 1 0 0 1 1 1 1 1 0 1 1 1 1 1 1 1 0 1 0 0 0 0 1 0 1 0 1 1 0 1 0 1 0 1 1 1 1 1 0 0 0
S Box (using S Boxes Tables on "K8 ⊕ E8")
1 1 1 1 0 1 1 0 0 1 0 1 0 1 0 0 1 0 1 1 0 1 0 0 0 1 0 0 1 1 1 1
P8 (using P Table on S Box)
0 1 1 0 1 1 0 1 1 0 0 1 0 0 1 1 1 0 0 1 1 0 1 0 1 0 1 1 1 0 1 0
L8 (same as R7)
R8 (L7 ⊕ P8)
0 0 0 1 1 0 0 1 1 1 0 1 1 1 1 1 0 0 0 0 1 0 1 1 0 1 0 1 1 1 0 0 1 0 0 1 0 0 0 0 0 1 1 1 1 0 1 0 0 0 0 1 0 0 1 1 1 1 1 1 0 0 0 0
Round 9

K9 (using PC-2 Table on "C8 & D8")

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
E9 (using E Table on R8)
0 1 0 0 1 0 1 0 0 0 0 0 0 0 1 1 1 1 1 1 0 1 0 0 0 0 0 0 1 0 1 0 0 1 1 1 1 1 1 1 1 0 1 0 0 0 0 1
K9 ⊕ E9
0 1 0 0 1 0 1 0 0 0 0 0 0 0 1 1 1 1 1 1 0 1 0 0 0 0 0 0 1 0 1 0 0 1 1 1 1 1 1 1 1 0 1 0 0 0 0 1
S Box (using S Boxes Tables on "K9 ⊕ E9")
1 0 1 0 0 0 0 0 1 0 1 0 0 0 1 1 1 1 0 0 1 1 0 0 0 0 1 0 0 0 1 0
P9 (using P Table on S Box)
1 0 0 1 0 0 0 1 1 1 0 0 0 1 1 0 0 0 0 0 0 1 1 1 0 0 0 0 1 1 0 0
L9 (same as R8)
R9 (L8 ⊕ P9)
1 0 0 1 0 0 0 0 0 1 1 1 1 0 1 0 0 0 0 1 0 0 1 1 1 1 1 1 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 1 1 0 0 1 0 0 0 0 1 1 0 0 0 1 0 1 0 0 0 0
Round 10

K10 (using PC-2 Table on "C7 & D7")

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
E10 (using E Table on R9)
0 1 0 0 0 1 0 1 0 0 0 0 0 0 0 0 1 1 1 1 0 0 1 0 1 0 0 0 0 1 0 1 1 0 0 0 0 0 1 0 1 0 1 0 0 0 0 1
K10 ⊕ E10
0 1 0 0 0 1 0 1 0 0 0 0 0 0 0 0 1 1 1 1 0 0 1 0 1 0 0 0 0 1 0 1 1 0 0 0 0 0 1 0 1 0 1 0 0 0 0 1
S Box (using S Boxes Tables on "K10 ⊕ E10")
1 0 1 0 1 0 0 1 0 1 1 1 0 0 0 1 1 0 1 1 1 1 1 0 0 0 0 0 0 0 1 0
P10 (using P Table on S Box)
1 0 1 1 0 1 0 1 1 0 1 0 1 0 1 1 0 1 0 0 0 0 1 0 1 0 0 0 1 1 0 0
L10 (same as R9)
R10 (L9 ⊕ P10)
1 0 0 0 1 0 0 0 0 0 0 1 1 0 0 1 0 0 0 0 1 1 0 0 0 1 0 1 0 0 0 0 0 0 1 0 0 1 0 1 1 1 0 1 0 0 0 1 0 1 0 1 0 0 0 1 0 1 1 1 1 1 0 0
Round 11

K11 (using PC-2 Table on "C6 & D6")

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
E11 (using E Table on R10)
0 0 0 1 0 0 0 0 1 0 1 1 1 1 1 0 1 0 1 0 0 0 1 0 1 0 1 0 1 0 1 0 0 0 1 0 1 0 1 1 1 1 1 1 1 0 0 0
K11 ⊕ E11
0 0 0 1 0 0 0 0 1 0 1 1 1 1 1 0 1 0 1 0 0 0 1 0 1 0 1 0 1 0 1 0 0 0 1 0 1 0 1 1 1 1 1 1 1 0 0 0
S Box (using S Boxes Tables on "K11 ⊕ E11")
1 1 0 1 0 0 1 0 1 0 1 0 0 1 1 0 1 1 0 1 1 1 1 0 0 1 1 1 1 1 1 1
P11 (using P Table on S Box)
0 1 1 1 1 0 1 1 1 1 1 1 0 1 1 0 1 0 0 1 1 1 0 1 0 0 1 0 1 1 1 0
L11 (same as R10)
R11 (L10 ⊕ P11)
0 0 1 0 0 1 0 1 1 1 0 1 0 0 0 1 0 1 0 1 0 0 0 1 0 1 1 1 1 1 0 0 1 1 1 1 0 0 1 1 1 1 1 0 1 1 1 1 1 0 0 1 0 0 0 1 0 1 1 1 1 1 1 0
Round 12

K12 (using PC-2 Table on "C5 & D5")

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
E12 (using E Table on R11)
0 1 1 1 1 0 1 0 0 1 1 1 1 1 1 1 0 1 0 1 1 1 1 1 1 1 0 0 1 0 1 0 0 0 1 0 1 0 1 1 1 1 1 1 1 1 0 1
K12 ⊕ E12
0 1 1 1 1 0 1 0 0 1 1 1 1 1 1 1 0 1 0 1 1 1 1 1 1 1 0 0 1 0 1 0 0 0 1 0 1 0 1 1 1 1 1 1 1 1 0 1
S Box (using S Boxes Tables on "K12 ⊕ E12")
0 1 1 1 0 0 0 1 0 0 1 0 1 0 0 1 1 0 0 1 1 1 1 0 0 1 1 1 0 1 1 0
P12 (using P Table on S Box)
1 0 1 1 0 0 1 1 0 0 1 1 0 0 1 0 1 1 0 0 0 1 1 0 0 1 1 0 1 1 1 0
L12 (same as R11)
R12 (L11 ⊕ P12)
1 1 1 1 0 0 1 1 1 1 1 0 1 1 1 1 1 0 0 1 0 0 0 1 0 1 1 1 1 1 1 0 1 0 0 1 0 1 1 0 1 1 1 0 0 0 1 1 1 0 0 1 0 1 1 1 0 0 0 1 0 0 1 0
Round 13

K13 (using PC-2 Table on "C4 & D4")

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
E13 (using E Table on R12)
0 1 0 0 1 0 1 0 1 1 0 1 0 1 1 1 0 0 0 0 0 1 1 1 1 1 0 0 1 0 1 0 1 1 1 0 1 0 0 0 1 0 1 0 0 1 0 1
K13 ⊕ E13
0 1 0 0 1 0 1 0 1 1 0 1 0 1 1 1 0 0 0 0 0 1 1 1 1 1 0 0 1 0 1 0 1 1 1 0 1 0 0 0 1 0 1 0 0 1 0 1
S Box (using S Boxes Tables on "K13 ⊕ E13")
1 0 1 0 0 1 0 0 0 0 1 0 0 1 0 1 1 0 0 1 0 0 1 1 0 1 0 0 1 1 1 0
P13 (using P Table on S Box)
1 0 1 0 1 0 0 1 1 0 1 1 0 0 1 0 0 0 1 1 0 0 1 0 0 0 1 1 0 1 0 0
L13 (same as R12)
R13 (L12 ⊕ P13)
1 0 0 1 0 1 1 0 1 1 1 0 0 0 1 1 1 0 0 1 0 1 1 1 0 0 0 1 0 0 1 0 0 1 0 1 1 0 1 0 0 1 0 1 1 1 0 1 1 0 1 0 0 0 1 1 0 1 0 0 1 0 1 0
Round 14

K14 (using PC-2 Table on "C3 & D3")

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
E14 (using E Table on R13)
0 0 1 0 1 1 1 1 0 1 0 0 0 0 1 0 1 1 1 1 1 0 1 1 1 1 0 1 0 0 0 0 0 1 1 0 1 0 1 0 0 1 0 1 0 1 0 0
14⊕ E14
0 0 1 0 1 1 1 1 0 1 0 0 0 0 1 0 1 1 1 1 1 0 1 1 1 1 0 1 0 0 0 0 0 1 1 0 1 0 1 0 0 1 0 1 0 1 0 0
S Box (using S Boxes Tables on "K14 ⊕ E14")
0 0 1 0 1 1 0 0 0 1 0 0 0 1 1 1 1 1 0 0 1 1 1 1 0 0 0 1 0 0 1 1
P14 (using P Table on S Box)
1 0 0 1 0 0 1 1 0 1 1 0 1 1 1 1 0 0 1 1 1 0 1 0 0 0 0 1 1 0 0 0
L14 (same as R13)
R14 (L13 ⊕ P14)
0 1 0 1 1 0 1 0 0 1 0 1 1 1 0 1 1 0 1 0 0 0 1 1 0 1 0 0 1 0 1 0 0 0 0 0 0 1 0 1 1 0 0 0 1 1 0 0 1 0 1 0 1 1 0 1 0 0 0 0 1 0 1 0
Round 15

K15 (using PC-2 Table on "C2 & D2")

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
E15 (using E Table on R14)
0 0 0 0 0 0 0 0 1 0 1 1 1 1 0 0 0 1 0 1 1 0 0 1 0 1 0 1 0 1 0 1 1 0 1 0 1 0 0 0 0 1 0 1 0 1 0 0
K15 ⊕ E15
0 0 0 0 0 0 0 0 1 0 1 1 1 1 0 0 0 1 0 1 1 0 0 1 0 1 0 1 0 1 0 1 1 0 1 0 1 0 0 0 0 1 0 1 0 1 0 0
S Box (using S Boxes Tables on "K15 ⊕ E15")
1 1 1 0 0 0 1 0 0 1 0 0 0 0 0 1 1 1 1 1 0 1 1 1 0 1 1 0 0 0 1 1
P15 (using P Table on S Box)
1 1 1 0 0 0 0 1 1 0 1 1 0 1 1 1 1 0 1 0 1 1 1 0 1 0 0 0 1 0 0 0
L15 (same as R14)
R15 (L14 ⊕ P15)
0 0 0 0 0 1 0 1 1 0 0 0 1 1 0 0 1 0 1 0 1 1 0 1 0 0 0 0 1 0 1 0 1 0 1 1 1 0 1 1 1 1 1 0 1 0 1 0 0 0 0 0 1 1 0 1 1 1 0 0 0 0 1 0
Round 16

K16 (using PC-2 Table on "C1 & D1")

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
E16 (using E Table on R15)
0 1 0 1 1 1 1 1 0 1 1 1 1 1 1 1 0 1 0 1 0 1 0 0 0 0 0 0 0 1 0 1 1 0 1 1 1 1 1 0 0 0 0 0 0 1 0 1
K16 ⊕ E16
0 1 0 1 1 1 1 1 0 1 1 1 1 1 1 1 0 1 0 1 0 1 0 0 0 0 0 0 0 1 0 1 1 0 1 1 1 1 1 0 0 0 0 0 0 1 0 1
S Box (using S Boxes Tables on "K16 ⊕ E16")
1 0 1 1 1 1 0 0 0 0 1 0 1 0 0 0 1 1 1 0 1 0 1 1 0 0 0 0 1 1 0 1
P16 (using P Table on S Box)
0 0 0 1 1 0 0 1 1 0 1 0 1 1 0 0 0 0 1 0 1 0 1 0 1 1 1 1 0 1 1 0
L16 (same as R15)
R16 (L15 ⊕ P16)
1 0 1 1 1 0 1 1 1 1 1 0 1 0 1 0 0 0 0 0 1 1 0 1 1 1 0 0 0 0 1 0 0 0 0 1 1 1 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 1 1 1 1 1 1 1 1 1 0 0
Final Output
R16 & L16
0 0 0 1 1 1 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 1 1 1 1 1 1 1 1 1 0 0 1 0 1 1 1 0 1 1 1 1 1 0 1 0 1 0 0 0 0 0 1 1 0 1 1 1 0 0 0 0 1 0
Plaintext in binary (using IP^-1 Table on "R16 & L16")
1 0 0 0 1 1 0 0 1 0 1 0 0 1 1 0 0 1 0 0 1 1 0 1 1 1 1 0 1 0 0 1 1 1 0 0 0 0 0 1 1 0 1 1 0 0 0 1 0 0 1 0 0 0 1 1 1 0 1 0 0 1 1 1
Plaintext in hexadecimal
8
C
A
6
4
D
E
9
C
1
B
1
2
3
A
7
Plaintext in ASCII (using ASCII Table on "Plaintext in hexadecimal")
M
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