It's perhaps not exactly what you mean, but the paint example of Diffie-Hellman is pretty neat for coming up with a common secret: https://cdn.comparitech.com/w

It's perhaps not exactly what you mean, but the paint example of Diffie-Hellman is pretty neat for coming up with a common secret: https://cdn.comparitech.com/wp-content/uploads/2019/03/diffie-hellman-2.jpg https://cdn.comparitech.com/wp-content/uploads/2019/03/diffi...