Inspec keywords: smart meters; smart power grids; public key cryptography; message authentication; carrier transmission on power lines

Other keywords: message authentication schemes; smart meter system; time delay; symmetric cryptography-based PLAA scheme; real-time control; public key infrastructure-based PLAA scheme; symmetric cryptography-based physical layer-assisted message authentication scheme; physical layer channel responses; packet transmission overhead; physical layer assist authentication technique; smart grid; temporal uniqueness; spatial uniqueness

Subjects: Power system measurement and metering; Power engineering computing; Data security; Cryptography