From: Protecting the grid topology and user consumption patterns during state estimation in smart grids based on data obfuscation
Protocol
Keys
Output
Unmask([Y1],K)
D1,D2
Y 1
Unmask([Y2],K)
D5,D4
Y 2
Unmask([Y21],K)
D3,D2
Y 21
Unmask([Y12],K)
D6,D4
Y 12