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Chiffrement - Webdam Project - Inria

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Mode opératoire ECB<br />

(Electronic Code Book)<br />

• Les blocs sont chiffrés indépendamment<br />

bytes<br />

0<br />

8<br />

16<br />

Plain-text 1 (P1) Plain-text 2 (P2) …<br />

E K<br />

(P1)<br />

E K<br />

(P2)<br />

Cipher-text 1 (C1)<br />

Cipher-text 2 (C2) …<br />

N. Anciaux<br />

Sécurité des BD : cryptographie dans les BD

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