Minggu 12 keamanan data[baru]penjelasan2
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Transcript of Minggu 12 keamanan data[baru]penjelasan2
![Page 1: Minggu 12 keamanan data[baru]penjelasan2](https://reader039.fdokumen.com/reader039/viewer/2022032002/55a6aabe1a28abe6018b466b/html5/page/1.jpg)
![Page 2: Minggu 12 keamanan data[baru]penjelasan2](https://reader039.fdokumen.com/reader039/viewer/2022032002/55a6aabe1a28abe6018b466b/html5/page/2.jpg)
Langkah 1 [AddRoundKey]• Hasil dari Plaintext XOR Cipherkey
⊕⊕⊕
XOR.
388616
415215
77
09282
ca
fd
cffaee
abb
.
0822
4823
8643
99019
=
abbe
bdee
fcfd
eaa
![Page 3: Minggu 12 keamanan data[baru]penjelasan2](https://reader039.fdokumen.com/reader039/viewer/2022032002/55a6aabe1a28abe6018b466b/html5/page/3.jpg)
Langkah 2 [subByte]
.
0822
4823
8643
99019
=
abbe
bdee
fcfd
eaa
.
3051
5259811
41427
1804
=
efae
d
bbf
ebed
![Page 4: Minggu 12 keamanan data[baru]penjelasan2](https://reader039.fdokumen.com/reader039/viewer/2022032002/55a6aabe1a28abe6018b466b/html5/page/4.jpg)
Langkah 3 [shiftRows]
.
3051
5259811
41427
1804
=
efae
d
bbf
ebed • Melakukan pergeseran secara wrapping pada 3 baris terakhir pada array state, jumlah pergeseran tergantung pada nilai baris.– Baris -1 : digeser 1 byte– Baris -2 : digeser 2 byte– Baris -3 : digeser 3 byte
.
5130
9811525
27414
1804
=
efae
d
bbf
ebed
![Page 5: Minggu 12 keamanan data[baru]penjelasan2](https://reader039.fdokumen.com/reader039/viewer/2022032002/55a6aabe1a28abe6018b466b/html5/page/5.jpg)
Langkah 4 [mixColumn]
.
4795
2631981
06866
2848004
=
caae
d
fcb
e
.
5130
9811525
27414
1804
=
efae
d
bbf
ebed
![Page 6: Minggu 12 keamanan data[baru]penjelasan2](https://reader039.fdokumen.com/reader039/viewer/2022032002/55a6aabe1a28abe6018b466b/html5/page/6.jpg)
Langkah 5 [keySchedule]
![Page 7: Minggu 12 keamanan data[baru]penjelasan2](https://reader039.fdokumen.com/reader039/viewer/2022032002/55a6aabe1a28abe6018b466b/html5/page/7.jpg)
Langkah 5 [keySchedule]
![Page 8: Minggu 12 keamanan data[baru]penjelasan2](https://reader039.fdokumen.com/reader039/viewer/2022032002/55a6aabe1a28abe6018b466b/html5/page/8.jpg)
Langkah 5 [keySchedule]
![Page 9: Minggu 12 keamanan data[baru]penjelasan2](https://reader039.fdokumen.com/reader039/viewer/2022032002/55a6aabe1a28abe6018b466b/html5/page/9.jpg)
Langkah 5 [keySchedule]
![Page 10: Minggu 12 keamanan data[baru]penjelasan2](https://reader039.fdokumen.com/reader039/viewer/2022032002/55a6aabe1a28abe6018b466b/html5/page/10.jpg)
Langkah 5 [keySchedule]
![Page 11: Minggu 12 keamanan data[baru]penjelasan2](https://reader039.fdokumen.com/reader039/viewer/2022032002/55a6aabe1a28abe6018b466b/html5/page/11.jpg)
Langkah 5 [keySchedule]
![Page 12: Minggu 12 keamanan data[baru]penjelasan2](https://reader039.fdokumen.com/reader039/viewer/2022032002/55a6aabe1a28abe6018b466b/html5/page/12.jpg)
Langkah 5 [keySchedule]
![Page 13: Minggu 12 keamanan data[baru]penjelasan2](https://reader039.fdokumen.com/reader039/viewer/2022032002/55a6aabe1a28abe6018b466b/html5/page/13.jpg)
Langkah 5 [keySchedule]
![Page 14: Minggu 12 keamanan data[baru]penjelasan2](https://reader039.fdokumen.com/reader039/viewer/2022032002/55a6aabe1a28abe6018b466b/html5/page/14.jpg)
Langkah 5 [keySchedule]
.
0539117
76392
6354
223880
=
b
cfe
cafa
aa
![Page 15: Minggu 12 keamanan data[baru]penjelasan2](https://reader039.fdokumen.com/reader039/viewer/2022032002/55a6aabe1a28abe6018b466b/html5/page/15.jpg)
Langkah 6 [AddRoundKey]• Hasil antara MixColumn XOR KeySchedule
.
4795
2631981
06866
2848004
=
caae
d
fcb
e
.
0539117
76392
6354
223880
=
b
cfe
cafa
aa
.
494322
50357
6599
028684
=
bf
eaf
abfc
ba
![Page 16: Minggu 12 keamanan data[baru]penjelasan2](https://reader039.fdokumen.com/reader039/viewer/2022032002/55a6aabe1a28abe6018b466b/html5/page/16.jpg)
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