# Rank (of a matrix)

Rank (of a matrix) definition in **Computer Security** terms:

Acronym(s): *None*

Definition(s): Refers to the rank of a matrix in linear algebra over GF(2). Having reduced a matrix into row-echelon form via elementary row operations, the number of nonzero rows, if any, are counted in order to determine the number of linearly independent rows or columns in the matrix.

**Source(s):** NIST SP 800-22 Rev. 1a

Synonym(s): *None*

reference: CSRC Glossary

Tags: computer security

Categorised in: What is
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