QuasarApp/Qt-AES
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Fixed invShiftRows in Shift 3 (#30)

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This must be broken. The indices of iterable inside shift 3 seem random and do not correspond to the AES algorighm. More than that, it should be reversed from shiftRows methods, and shifts 1 and 2 seem normal.
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Ilya Chesalin 2020-05-16 03:28:30 +03:00 committed by GitHub
parent 74643b2570
commit a22e7bd5f9
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1 changed files with 4 additions and 4 deletions
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qaesencryption.cpp
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@ -391,11 +391,11 @@ void QAESEncryption::invShiftRows()
it[6] = (quint8)temp;
//Shift 3
temp = (quint8)it[15];
it[15] = (quint8)it[3];
it[3] = (quint8)it[7];
temp = (quint8)it[7];
it[7] = (quint8)it[11];
it[11] = (quint8)temp;
it[11] = (quint8)it[15];
it[15] = (quint8)it[3];
it[3] = (quint8)temp;
}
QByteArray QAESEncryption::byteXor(const QByteArray &a, const QByteArray &b)