9
scale outsourcing of information systems a reality. Consequently, more
and more organisations are migrating from on-premise infrastructure to
the cloud to focus on their core capabilities and to exploit potential IT
efficiencies and business agility offered by the cloud (Kim 2009).
1.4
trust BarrIers to cloud adoptIon
Cloud computing is a form of outsourcing where organisations, and
indeed albeit at a smaller scale, consumers, outsource some or all of their
IT infrastructure (hardware, software, networks etc.) to one or more cloud
service providers (CSP) on a metered basis. In return for fees, the CSP
agrees to provide access to the cloud service at agreed service levels, typically contained in a Service Level Agreement (SLA).
Like all outsourcing, the decision to adopt cloud computing involves
organisations assuming four main risks—relational, performance, compliance and regulatory, technological risks. Relational risk typically involves
Concept
Cloud essential characteristics
Source
Edge computing Edge computing is the network layer
encompassing the end devices and their
users, to provide, for example, local
computing capability on a sensor, metering
or some other devices that are
network-accessible.
Iorga et al. (2018)
Dew computing Dew computing is an on-premises
computer software- hardware organization
paradigm in the cloud computing
environment where the on-premises
computer provides functionality that is
independent of cloud services and is also
collaborative with cloud services.
Wang (2016)
Mist computing Mist computing is an optional lightweight
and rudimentary form of computing power
that resides directly within the network
fabric at the edge of that fabric, the fog
layer closest to the smart end-devices, using
microcomputers and microcontrollers to
feed into fog computing nodes and
potentially onward towards the cloud
computing services.
Iorga et al. (2018)
Table 1.1 (continued)
1 UNDERSTANDING TRUST AND CLOUD COMPUTING: AN INTEGRATED…
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