perimeter

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perimeter

1. Maths
a. the curve or line enclosing a plane area
b. the length of this curve or line
2. a medical instrument for measuring the limits of the field of vision

perimeter

[pə′rim·əd·ər]
(mathematics)
The total length of a closed curve; for example, the perimeter of a polygon is the total length of its sides.

perimeter

The boundary of a system or network, which defines the inside and outside. It is typically determined by firewalls and addresses. See DMZ.
References in periodicals archive ?
Contracts to repair most perimeter control measures will be limited to local vendors.
Predict which number will be larger-the heart's area or its perimeter.
4, the tailback jab-steps in the opposite direction on the snap--allowing the fullback to get in front of the ball-carrier and to block to the perimeter.
We have a large port complex, with many ways to exit and enter, and ObjectVideo will give us a terrific edge in securing the perimeter," said Hal Hudgins, Vice President of Security at the Port Authority.
The Memorandum details the appointment of the Company as a non-exclusive sales representative in Canada of STS's proprietary Perimeter Surveillance Radar System (PSRS) and any derivatives thereof.
VistaScape Security Systems announced today that its Automated Wide-Area Surveillance platform will be part of an advanced perimeter security system at Knoxville's McGhee Tyson Airport (TYS).
Additionally, its video tripwire feature enables us to create sophisticated security rules that empowers us to quickly extend or retract perimeter lines to adjust to different MARSEC security conditions.
ObjectVideo's video tripwire technology enables more precise, flexible and invisible security perimeters and raises video event detection to a whole new level," said Alan Lipton, CTO of ObjectVideo.
The paper, "The Shrinking Perimeter: Making the Case for Data-Level Risk Management," asserts that the time has come to reassess the adequacy of the traditional perimeter to appropriately protect sensitive, proprietary and regulated business information.
The X45 is ideally suited for protecting the perimeters and data centers of medium to large enterprises.
Cisco has added two new comprehensive security design training courses, Designing Perimeter Security (DPS) and Designing VPN Security (DVS), and has also updated exams for the CCSP, Cisco Firewall Specialist, Cisco VPN Specialist and Cisco IDS Specialist certifications.
Network intelligence solutions provider Lumeta Corporation is focusing its efforts on network perimeter definition, management, and security.