A Hierarchical Matrix Decomposition-Based Signcryption without Key-Recovery in Large-Scale WSN

Table 1

Deployed notations.

Notations Guide
	(n×n) symmetric matrix
	The lower triangular matrix of Doolittle-decomposed for matrix D
	The upper triangular matrix of Doolittle-decomposed for matrix D
	Secret key/ Public key of applicant
	Identification number of cluster head node
	The base point on the elliptic curve
	The verification parameter of node
	Hash function