BB84 Quantum Key Distribution: Difference between revisions

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*<math>X_i, Y_i</math> bits of input of Alice and Bob, respectively, that define the measurement basis.
*<math>X_i, Y_i</math> bits of input of Alice and Bob, respectively, that define the measurement basis.
*<math>A_i,B_i</math> bits of output of Alice and Bob, respectively.
*<math>A_i,B_i</math> bits of output of Alice and Bob, respectively.
*<math>Z_1^n</math> is a shorthand notation for the string <math>Z_1,\ldots, Z_n</math>.
*<math>K_A,K_B</math> final key of Alice and Bob, respectively.
*<math>K_A,K_B</math> final key of Alice and Bob, respectively.
*<math>Q_X</math> is the quantum bit error rate QBER in the <math>X</math> basis.
*<math>Q_X</math> is the quantum bit error rate QBER in the <math>X</math> basis.
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