Browse Definitions:
Definition

critical infrastructure

Contributor(s): Matthew Haughn

Critical infrastructure is the body of systems, networks and assets that are so essential that their continued operation is required to ensure the security of a given nation, its economy, and the public’s health and/or safety.

Although critical infrastructure is similar in all nations due to the basic requirements of life, the infrastructure deemed critical can vary according to a nation’s needs, resources and development level. In the United States, the Department of Homeland Security (DHS) identifies 16 sectors for critical infrastructure:

Chemical sector:

Basic chemicals

Specialty chemicals

Agricultural chemicals

Pharmaceuticals

Consumer products

 

Commercial Facilities Sector:

Entertainment and media

Gaming

Lodging

Outdoor events

Public assembly

Real estate

Retail

Sports leagues

 

Communications Sector:

Energy sector related to powering communications technologies

Information technology sector control systems and services

Financial services sector communications

Emergency services sector communications

 

Critical Manufacturing Sector:

Primary Metal Manufacturing

Iron and Steel Mills and Ferro Alloy Manufacturing

Alumina and Aluminum Production and Processing

Nonferrous Metal (except Aluminum) Production and Processing

Machinery Manufacturing

Engine, Turbine, and Power Transmission Equipment Manufacturing

Electrical Equipment, Appliance, and Component Manufacturing

Electrical Equipment Manufacturing

Transportation Equipment Manufacturing

Vehicle Manufacturing

Aviation and Aerospace Product and Parts Manufacturing

Railroad Rolling Stock Manufacturing

 

Dams Sector:

Communications for operations and control

Energy

Food and agriculture

Transportation systems

Major roads may traverse dams.

Water

 

Defense Industrial Base Sector

 

Emergency Services Sector:

Law Enforcement

Fire and Emergency Services

Emergency Management

Emergency Medical Services

Public Works

Hazardous Materials

Search and Rescue

Hazardous Devices Team/Public Safety Bomb Disposal

Tactical Teams (i.e., SWAT)

Aviation Units (i.e., police and medevac helicopters)

Public Safety Answering Points (i.e., 9-1-1 call centers)

 

Energy Sector:

Electricity

Oil

Natural gas

 

Financial Services Sector:

Depository institutions

Providers of investment products

Insurance companies

Credit and financing organizations

 

Food and Agriculture Sector:

Farms

Restaurants

Food manufacturing, processing, and storage facilities

 

Government Facilities Sector:

Education

National monuments and Icons

 

Healthcare and Public Health Sector

 

Information Technology Sector

 

Nuclear Reactors, Materials, and Waste Sector:

Nuclear power plants

Non-power nuclear reactors used for research, testing, and training

Manufacturers of nuclear reactors or components

Radioactive materials used primarily in medical, industrial, and academic settings

Nuclear fuel cycle facilities

Decommissioned nuclear power reactors

Transportation, storage, and disposal of nuclear and radioactive waste

 

Transportation Systems Sector:

Aviation

Highway Infrastructure and Motor Carrier

Maritime Transportation System

Mass Transit and Passenger Rail

Pipeline Systems

Freight Rail

Postal and Shipping

 

Water and Wastewater Systems Sector

 

 

This was last updated in March 2016

Continue Reading About critical infrastructure

Start the conversation

Send me notifications when other members comment.

By submitting you agree to receive email from TechTarget and its partners. If you reside outside of the United States, you consent to having your personal data transferred to and processed in the United States. Privacy

Please create a username to comment.

-ADS BY GOOGLE

File Extensions and File Formats

SearchCompliance

SearchSecurity

  • black hat

    Black hat refers to a hacker who breaks into a computer system or network with malicious intent.

  • copyright

    Copyright is a legal term describing ownership of control of the rights to the use and distribution of certain works of creative ...

  • keylogger (keystroke logger or system monitor)

    A keylogger, sometimes called a keystroke logger or system monitor, is a type of surveillance technology used to monitor and ...

SearchHealthIT

  • population health management (PHM)

    Population health management (PHM) is a discipline within the healthcare industry that studies and facilitates care delivery ...

  • ICD-10-PCS

    The International Classification of Diseases, 10th Revision, Procedure Coding System (ICD-10-PCS) is a U.S. cataloging system for...

  • U.S. National Library of Medicine (NLM)

    The U.S. National Library of Medicine (NLM) is the largest biomedical library in the world.

SearchDisasterRecovery

  • business continuity plan (BCP)

    A business continuity plan (BCP) is a document that consists of the critical information an organization needs to continue ...

  • call tree

    A call tree -- sometimes referred to as a phone tree -- is a telecommunications chain for notifying specific individuals of an ...

  • mass notification system (MNS)

    A mass notification system is a platform that sends one-way messages to inform employees and the public of an emergency.

SearchStorage

  • open source storage

    Open source storage is data storage software developed in a public, collaborative manner that permits the free use, distribution ...

  • CompactFlash card (CF card)

    A CompactFlash card (CF card) is a memory card format developed by SanDisk in 1994 that uses flash memory technology to store ...

  • email archiving

    Email archiving (also spelled e-mail archiving) is a systematic approach to saving and protecting the data contained in email ...

SearchSolidStateStorage

  • RRAM or ReRAM (resistive RAM)

    RRAM or ReRAM (resistive random access memory) is a form of nonvolatile storage that operates by changing the resistance of a ...

  • JEDEC

    JEDEC is a global industry group that develops open standards for microelectronics.

  • M.2 SSD

    An M.2 SSD is a solid-state drive (SSD) that conforms to a computer industry specification written for internally mounted storage...

SearchCloudStorage

  • RESTful API

    A RESTful application program interface breaks down a transaction to create a series of small modules, each of which addresses an...

  • cloud storage infrastructure

    Cloud storage infrastructure is the hardware and software framework that supports the computing requirements of a private or ...

  • Zadara VPSA and ZIOS

    Zadara Storage provides block, file or object storage with varying levels of compute and capacity through its ZIOS and VPSA ...

Close