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tema 3. criptografía simétrica: cifrado en bloque - CryptULL

tema 3. criptografía simétrica: cifrado en bloque - CryptULL

tema 3. criptografía simétrica: cifrado en bloque - CryptULL

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'9 ) ) 85 ' ; ' ; $## I $<br />

5) ) ) ,<br />

0000000000000000 FFFFFFFFFFFFFFFF<br />

0101010101010101 FEFEFEFEFEFEFEFE<br />

EOEOEOEOF1F1F1F1 1F1F1F1F0E0E0E0E<br />

'9 ) ) $ 85 ' ; ' ; $## I<br />

$<br />

(01FE01FE01FE01FE, FE01FE01FE01FE01)<br />

(1FE01FE00EF10EF1, E01FE01FF10EF10E)<br />

(01E001E001F101F1, E001E001F101F101)<br />

(1FFE1FFE0EFE0EFE, FE1FFE1FFE0EFE0E)<br />

(011F011F010E010E, 1F011F010E010E01)<br />

(E0FEE0FEF1FEF1FE, FEE0FEE0FEF1FEF1)<br />

'9 ) 2 : ) - ) # 5<br />

9 $ 9 ) - ) 3<br />

) - )<br />

)<br />

$ + ) ) /H ) - 5<br />

> - * 5 $ ...<br />

' @ $ ) :<br />

) - * 5 =<br />

0 $5 $ 3 * < 6<br />

4 $ A ) M # )<br />

5 ) ) 5 ) +<br />

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% $ A ) : 4'0 ) ) ) $<br />

4'0 4'0# 6 ) ) 4'0 ) ,<br />

Análisis de riesgos 15<br />

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