What is Visual Secret Sharing(VSS) Scheme ?(The Best Example to Understand (2, 2) VSS Scheme )

Pixel

Shadow 1 Shadow 2

Prob.=0.5

Prob.=0.5

Shadow 1+

Shadow 2

white

black

b & w

half and half

b & w

half and half

CW or CB

CW = {all matrices by permuting columns of

}

CB = {all matrices by permuting columns of

}

Prob.=0.5

Prob.=0.5

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