Authentication 2 Public key cryptography 2 elliptic curve cryptography (ECC) 2 Attribute-based 1 Attribute-based signatures 1 B-curves 1 Blind signatures 1 Computational efficiency 1 Computer Security 1 Confidentiality 1 Cryptography 1 Efficiency 1 Elliptic Curve Cryptography(ECC) 1 Elliptic curve cryptography 1 Elliptic curve discrete logarithm problem 1 Elliptic curve discrete logarithm problems 1 Entropy 1 Geometry 1 Humans 1 Key policies 1 Key policy attribute-based signature 1 LSSS matrix 1 Linear secret sharing scheme matrix 1 Linear secret sharing schemes 1 Man in the middle attacks 1 Mathematical algorithms 1 Matrix algebra 1 Montgomery kP 1 P-curves 1 PKI 1