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Andre Henriques 2023-11-14 18:00:31 +00:00
parent c36b958325
commit 9487e5feab
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cw/cw.tex
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@ -96,7 +96,7 @@
$$\text{After Encryption}\oplus\text{Previous Block Altered Ciphertext}=\text{Altered PlainText}\iff\text{Previous Block Altered Ciphertext}=\text{After Encryption}\oplus\text{Altered PlainText}$$ $$\text{After Encryption}\oplus\text{Previous Block Altered Ciphertext}=\text{Altered PlainText}\iff\text{Previous Block Altered Ciphertext}=\text{After Encryption}\oplus\text{Altered PlainText}$$
\subsection*{2.2} \subsection*{2.2}
The block before the block where change happens become altered as well. The plaintext will change in the sections that we want to change; "7:00'' to "8:30''; and "t Guildford Stat'' will change to random values.
\subsection*{2.3} \subsection*{2.3}
The change is similar to the one described in 2.1 but with the iv value instead of the previous block The change is similar to the one described in 2.1 but with the iv value instead of the previous block