Simplified DES (S-DES)
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Mode:
Encrypt
Decrypt
10-bit Key:
8-bit
Plaintext
:
Encrypt
Processing...
Results
Key Generation
Initial Key (10 bits)
After P10
Split
Left:
Right:
After LS-1
K1 (after P8)
After LS-2
K2 (after P8)
Encryption Process
Plaintext
(8 bits)
After Initial Permutation (IP)
Split
Left:
Right:
Round 1
f Function Output
After XOR with Left Half
After Round 1
Left:
Right:
After Swap
Left:
Right:
Round 2
f Function Output
After XOR with Left Half
After Round 2
Left:
Right:
Before Final Permutation
Final
Ciphertext