See Senior Agency Information Security Officer.
Source(s):
NIST SP 800-128
Note: Organizations subordinate to federal agencies may use the term Senior Information Security Officer or Chief Information Security Officer to denote individuals filling positions with similar responsibilities to Senior Agency Information Security Officers.
Source(s):
NIST SP 800-53 Rev. 4
under Information Security Officer
from
44 U.S.C., Sec. 3544