How to select numbers randomly from a matrix so that same random numbers can be selected at the sender side and the receiver side?

How to select numbers randomly from a matrix so that same random numbers can be selected at the sender side and the receiver side in matlab?

[Star Strider]

What information is the sender allowed to share with the receiver? Indices? Probability? Other data?

Answer 1

[Walter Roberson]

You can set the two sides to use the same pseudorandom generator state, but you have to somehow communicate that state. This is a difficult problem known as Key Exchange

[Anushka]

Sir as I am new to matlab can you please give me the cod for the same.