Australia's critical infrastructure definition to span communications, data 
storage, space

New Bill introduces a positive security obligation, cybersecurity requirements 
such as mandatory incident reporting and vulnerability testing, and government 
assistance.

By Asha Barbaschow | November 9, 2020 -- 02:42 GMT (13:42 AEDT) | Topic: 
Security
https://www.zdnet.com/article/critical-infrastructure-definition-to-span-communications-data-storage-and-space/


The federal government on Monday published an exposure draft on the Security 
Legislation Amendment (Critical Infrastructure) Bill 2020.

It seeks to amend the Security of Critical Infrastructure Act 2018 to implement 
"an enhanced framework to uplift the security and resilience of Australia's 
critical infrastructure".

The Australian government's Critical Infrastructure Resilience Strategy 
currently defines critical infrastructure as:

"Those physical facilities, supply chains, information technologies, and 
communication networks, which if destroyed, degraded, or rendered unavailable 
for an extended period, would significantly impact the social or economic 
wellbeing of the nation, or affect Australia's ability to conduct national 
defence and ensure national security".

Within the broad definition of critical infrastructure, the Act currently 
places regulatory obligations on specific entities in the electricity, gas, 
water, and maritime ports sectors.

"However, as the security landscape evolves, so must our approach to managing 
risk across all critical infrastructure sectors," the Bill's explanatory 
document [PDF] said.

https://www.homeaffairs.gov.au/reports-and-pubs/files/exposure-draft-bill/exposure-draft-security-legislation-amendment-critical-infrastructure-bill-2020-explanatory-document.pdf


As such, the amendments in the Bill are aimed at enhancing the obligations in 
the Act, and expanding its coverage to the communications, financial services 
and markets, data storage and processing, defence industry, higher education 
and research, energy, food and grocery, healthcare and medical, space 
technology, transport, and water and sewerage sectors.


It is proposed that responsible entities for these assets would also fall 
within the proposed new definition of "national security business". The 
Minister for Home Affairs would also have the power to declare a critical 
infrastructure asset as a "system of national significance".

The communications sector is defined in the Bill as those supplying a carriage 
service; providing a broadcasting service; owning or operating assets that are 
used in connection with the supply of a carriage service; owning or operating 
assets that are used in connection with the transmission of a broadcasting 
service; or administering an Australian domain name system.

The Bill would also introduce definitions for three types of critical 
infrastructure assets in this sector: Telecommunications, broadcasting 
transmission, and domain name systems.

The definition of the "data storage or processing sector", according to the 
Bill, is the sector of the Australian economy that involves providing data 
storage or processing services on a commercial basis.

This includes enterprise data centres, managed services data centres, 
colocation data centres, and cloud data centres. The sector definition also 
includes three types of cloud services: Infrastructure as a service (IaaS), 
software as a service (SaaS), and platform as a service (PaaS).

According to the document, an asset is a "critical data storage or processing 
asset" if it is owned or operated by an entity that is a data storage or 
processing provider; and it is used wholly or primarily in connection with a 
data storage or processing service that is provided on a commercial basis to an 
end-user that is the Commonwealth, a state, or a territory, or a body corporate 
established by a law of the Commonwealth, a state, or a territory.

"The definition covers data centres and cloud service providers that manage 
data of significance to Australia's national interest," the explanatory 
document continued. "It is not intended to cover instances where data storage 
is secondary to, or simply a by-product of, the primary service being offered, 
for example, accounting services that may result in the storage of some of 
their client's data."

"Business critical data" would be defined in the Bill as personal information 
that relates to at least 20,000 individuals; sensitive information; information 
relating to any research and development in relation to a critical 
infrastructure asset; information relating to any systems needed to operate a 
critical infrastructure asset; or information relating to risk management and 
business continuity in relation to a critical infrastructure asset.

For a "critical data storage or processing asset", the responsible entity is 
the entity that is a data storage or processing provider to Commonwealth, state 
or territory government clients, and other critical infrastructure assets.

However, the asset would only become a critical data storage or processing 
asset where the responsible entity knows that it is storing or processing 
business critical data of a critical infrastructure asset.

Home Affairs understands that this threshold would capture at least 100 data 
centre entities, including those entities on the Digital Transformation 
Agency's Government Supply Panel and at least 30 cloud service providers.

Meanwhile, the space sector would be defined as the sector of the Australian 
economy that involves the commercial provision of space-related services and 
reflects those functions that are critical to maintaining the supply and 
availability of space-related services in Australia.

The Bill also introduces a definition of the financial services and markets 
sector, the defence industry sector, the food and grocery sector, higher 
education and research, the healthcare and medical sector, the transport 
sector, the energy sector, and the water and sewage sector.

RESPONSIBILITIES FOR THOSE CLASSED AS CRITICAL INFRASTRUCTURE

The Bill, if passed, would also introduce a positive security obligation (PSO) 
for critical infrastructure entities, supported by sector-specific requirements 
and mandatory reporting requirements; enhanced cybersecurity obligations for 
those entities most important to the nation; and government assistance to 
entities in response to significant cyber attacks on Australian systems.

This framework would apply to owners and operators of critical infrastructure 
regardless of ownership arrangements.

"This creates an even playing field for owners and operators of critical 
infrastructure and maintains Australia's existing open investment settings, 
ensuring that businesses who apply security measures are not at a commercial 
disadvantage," the exposure draft [PDF] noted.

The PSO would build on the existing obligations in the Act to "embed 
preparation, prevention, and mitigation activities into the business as usual 
operating of critical infrastructure assets, ensuring that the resilience of 
essential services is strengthened".

The government is hopeful it would also provide greater situational awareness 
of threats to critical infrastructure assets.

The PSO involves three aspects: Adopting and maintaining an all-hazards 
critical infrastructure risk management program; mandatorily reporting serious 
cybersecurity incidents to the Australian Signals Directorate; and where 
required, providing ownership and operational information to the Register of 
Critical Infrastructure Assets.

Government said it would work alongside industry to design the sector-specific 
requirements that underpin the risk management program obligation.

The Bill would also expand the Register of Critical Infrastructure Assets and 
give the Home Affairs Minister "on switch" powers to ensure that a PSO only 
applies in appropriate situations.

"The increased range of sectors covered by the Register will enable the 
government to develop and maintain a comprehensive picture of national security 
risks, and apply mitigations where necessary," it wrote.

Under the title of "enhanced cybersecurity obligations", the Secretary of Home 
Affairs may require the responsible entity for a system of national 
significance to undertake one or more prescribed cybersecurity activities, such 
as the development of cybersecurity incident response plans, cybersecurity 
exercises to build cyber-preparedness, vulnerability assessments, and provision 
of system information.

This Bill also introduces a government assistance regime to respond to serious 
cybersecurity incidents that applies to all critical infrastructure sector 
assets.

"Government recognises that industry should and in most cases, will respond to 
the vast majority of cybersecurity incidents, with the support of government 
where necessary," it wrote. "However, government maintains ultimate 
responsibility for protecting Australia's national interests. As a last resort, 
the Bill provides for government assistance to protect assets during or 
following a significant cyber attack."

Home Affairs on Monday published 128 of 194 submissions it received prior to 
distributing its Exposure Draft. Consultation on the Bill continues until 
Friday 27 November 2020.
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