Contact
tracing
has
widely
been
adopted
to
control
the
spread
of
Coronavirus-2019
(COVID-19).
It
enables
identify,
assess,
and
manage
people
who
have
exposed
COVID-19,
thereby
preventing
from
its
further
transmission.
Today's
most
contact
approaches,
tools,
solutions
fall
short
in
providing
decentralized,
transparent,
traceable,
immutable,
auditable,
secure,
trustworthy
features.
In
this
paper,
we
propose
a
decentralized
blockchain-based
COVID-19
solution.
can
greatly
suffice
need
for
speedy
response
pandemic.
We
leverage
immutable
tamper-proof
features
blockchain
enforce
trust,
accountability,
transparency.
Trusted
registered
oracles
are
used
bridge
gap
between
on-chain
off-chain
data.
With
no
third
parties
involved
or
centralized
servers,
users'
medical
information
is
not
prone
invasion,
hacking,
abuse.
Each
user
using
their
digital
passports.
To
respect
privacy
users,
locations
updated
with
time
delay
20
minutes.
Using
Ethereum
smart
contracts,
transactions
executed
emitted
events
logs.
present
details
implemented
algorithms
testing
analysis.
evaluate
proposed
approach
security,
cost,
parameters
show
effectiveness.
The
contracts
code
publicly
made
available
on
GitHub.
Smart
cities
have
the
potential
to
overcome
environmental
problems
caused
by
improper
waste
disposal
improve
human
health,
protect
aquatic
ecosystem,
and
reduce
air
pollution.
However,
today's
systems,
approaches,
technologies
leveraged
for
management
are
manual
centralized
that
make
them
vulnerable
manipulation
single
point
of
failure
problem.
Also,
a
large
portion
existing
systems
within
smart
fall
short
in
providing
operational
transparency,
traceability,
audit,
security,
trusted
data
provenance
features.
In
this
paper,
we
explore
key
role
blockchain
technology
managing
as
it
can
offer
immutability,
audit
features
decentralized,
trusted,
secure
manner.
We
discuss
opportunities
brought
about
various
use
cases
application
scenarios,
including
real-time
tracing
tracking
waste,
reliable
channelization
compliance
with
treatment
laws,
efficient
resources
management,
protection
documentation,
fleet
management.
introduce
framework
leverages
blockchain-based
contracts
automate
services
terms
cities.
compare
solutions
based
on
important
parameters.
Furthermore,
present
insightful
discussions
several
ongoing
research
projects
case
studies
highlight
practicability
Finally,
open
challenges
act
future
directions.
International Journal of Economics and Business Administration,
Год журнала:
2021,
Номер
IX(Issue 2), С. 277 - 292
Опубликована: Май 1, 2021
Purpose:The
purpose
of
this
study
is
to
examine
the
application
emerging
technologies
during
COVID-19
pandemic
and
their
impact
on
supply
chain
management.Design/Methodology/approach:
A
systematic
literature
review
was
conducted
identify
new
management.Findings:
The
findings
revealed
that
blockchain
technology,
IoT,
artificial
intelligence,
big
data
analytics,
cloud
computing,
5G
smartphone
application,
use
robots
drones
are
key
used
in
management,
they
showed
a
substantial
resilience,
agility,
adaptability.Key
barriers
include
higher
investment
costs,
lack
government
regulations
support,
deficiency
skilled
technical
human
resources
faced
these
technologies'
implementation.Practical
Implications:
This
evaluated
through
google
scholar
search
engine
only
adopted
peer-reviewed
scholarly
journals,
conference
proceedings,
opinion
papers.The
provides
valuable
insight
officials,
policymakers,
governments.The
have
crucial
potential
resolve
disruptions,
if
addressed
seriously.Originality/
value:
social
implications
by
providing
regarding
improved
standards
living.This
first
address
management
IEEE Open Journal of Engineering in Medicine and Biology,
Год журнала:
2021,
Номер
2, С. 249 - 255
Опубликована: Янв. 1, 2021
Because
a
fast
vaccination
rollout
against
coronavirus
disease
2019
(COVID-19)
is
critical
to
restore
daily
life
and
avoid
virus
mutations,
it
tempting
have
relaxed
vaccination-administration
management
system.
However,
robust
system
can
support
the
enforcement
of
preventive
measures,
in
turn,
reduce
incidence
deaths.
Here,
we
model
trustable
reliable
based
on
blockchain
for
vaccine
distribution
by
extending
Susceptible-Exposed-Infected-Recovery
(SEIR)
model.
The
includes
prevention
measures
such
as
mask-wearing,
social
distance,
rate,
efficiency.
It
also
considers
negative
behavior,
violations
distance
attempts
using
illegitimate
proofs.
By
evaluating
model,
show
that
proposed
up
2.5
million
cases
half
deaths
most
demanding
scenarios.
Deep
learning
has
gained
huge
traction
in
recent
years
because
of
its
potential
to
make
informed
decisions.
A
large
portion
today's
deep
systems
are
based
on
centralized
servers
and
fall
short
providing
operational
transparency,
traceability,
reliability,
security,
trusted
data
provenance
features.
Also,
training
models
by
utilizing
is
vulnerable
the
single
point
failure
problem.
In
this
paper,
we
explore
importance
integrating
blockchain
technology
with
learning.
We
review
existing
literature
focused
integration
classify
categorize
devising
a
thematic
taxonomy
seven
parameters;
namely,
type,
models,
specific
consensus
protocols,
application
area,
services,
types,
deployment
goals.
provide
insightful
discussions
state-of-the-art
blockchain-based
frameworks
highlighting
their
strengths
weaknesses.
Furthermore,
compare
four
parameters
such
as
protocol,
method,
dataset.
Finally,
present
important
research
challenges
which
need
be
addressed
develop
highly
efficient,
robust,
secure
frameworks.
International Journal of Computing and Digital Systems,
Год журнала:
2022,
Номер
11(1), С. 873 - 892
Опубликована: Фев. 15, 2022
COVID-19
pandemic
has
taken
the
world
by
surprise
in
beginning
of
2020.Initially
detected
Wuhan,
China,
newly
discovered
coronavirus
spread
all
over
a
short
time,
which
pushed
World
Health
Organization
to
declare
disease
as
Public
Emergency.The
virus
transmission
primarily
occurs
between
individuals
when
contaminated
person
is
close
contact
with
another
person.Thus,
tracing,
process
identifying
and
managing
potential
contacts
that
have
been
an
infected
critical
toward
limiting
disease.Healthcare
professionals
help
researchers
from
academia
investigated
different
techniques
deal
tracing.In
this
survey,
we
focus
solely
on
Blockchain-based
proposed
so
far
tracing.We
also
survey
existing
Blockchain
based
applications
privacy
issues
they
may
led
to.We
compare
evaluate
contact-tracing
number
criteria,
notably
privacy,
security,
scalability,
proximity
estimation,
possible
attacks,
latency,
throughput,
resource
utilization.We
present
integrated
Artificial
Intelligence
conclude
study
shedding
light
remaining
limitations,
challenges
future
directions.
SSRN Electronic Journal,
Год журнала:
2022,
Номер
unknown
Опубликована: Янв. 1, 2022
In
order
to
contribute
the
balancing
of
volatile
renewable
energy
production
and
consumption
characteristics,
trading
based
on
blockchain
technology
gained
attention
in
both
academic
global
business
debate.
This
article
looks
at
innovations
prosumership,
discusses
details
regarding
digitalization
infrastructure
explains
opportunities
limitations
usage.
Taking
Brooklyn
Microgrid
as
a
case
study,
then
analyzes
application
community
level
well
its
usefulness
possible
climate
able
efficiently
decarbonizing
sector.
Deep
learning
has
gained
huge
traction
in
recent
years
because
of
its
potential
to
make
informed
decisions.
A
large
portion
today's
deep
systems
are
based
on
centralized
servers
and
fall
short
providing
operational
transparency,
traceability,
reliability,
security,
trusted
data
provenance
features.
Also,
training
models
by
utilizing
is
vulnerable
the
single
point
failure
problem.
In
this
paper,
we
explore
importance
integrating
blockchain
technology
with
learning.
We
review
existing
literature
focused
integration
classify
categorize
devising
a
thematic
taxonomy
seven
parameters;
namely,
type,
models,
specific
consensus
protocols,
application
area,
services,
types,
deployment
goals.
provide
insightful
discussions
state-of-the-art
blockchain-based
frameworks
highlighting
their
strengths
weaknesses.
Furthermore,
compare
four
parameters
such
as
protocol,
method,
dataset.
Finally,
present
important
research
challenges
which
need
be
addressed
develop
highly
efficient,
robust,
secure
frameworks.
2021 International Conference on Information Science and Communications Technologies (ICISCT),
Год журнала:
2021,
Номер
unknown, С. 1 - 6
Опубликована: Ноя. 3, 2021
In
a
very
less
time
from
its
advent,
blockchain
technology
has
entered
into
mainstream
research
all
over
the
world.
The
Bitcoin
cryptocurrency
is
first
open-source
implementation
of
technology.
application
not
restricted
to
financial
services
only;
several
other
sectors
especially
healthcare
increasingly
focusing
their
attention
grab
potential
and
unique
features
like
immutability,
security,
trust.
This
paper
aims
review
exploration
in
domain
recent
years
study
how
these
emerging
technologies
help
speed
up
treatment
procedures
mitigate
effects
COVID-19
pandemic.
Smart
cities
have
the
potential
to
overcome
environmental
problems
caused
by
improper
waste
disposal
improve
human
health,
protect
aquatic
ecosystem,
and
reduce
air
pollution.
However,
today's
systems,
approaches,
technologies
leveraged
for
management
are
manual
centralized
that
make
them
vulnerable
manipulation
single
point
of
failure
problem.
Also,
a
large
portion
existing
systems
within
smart
fall
short
in
providing
operational
transparency,
traceability,
audit,
security,
trusted
data
provenance
features.
In
this
paper,
we
explore
key
role
blockchain
technology
managing
as
it
can
offer
immutability,
audit
features
decentralized,
trusted,
secure
manner.
We
discuss
opportunities
brought
about
various
use
cases
application
scenarios,
including
real-time
tracing
tracking
waste,
reliable
channelization
compliance
with
treatment
laws,
efficient
resources
management,
protection
documentation,
fleet
management.
introduce
framework
leverages
blockchain-based
contracts
automate
services
terms
cities.
compare
solutions
based
on
important
parameters.
Furthermore,
present
insightful
discussions
several
ongoing
research
projects
case
studies
highlight
practicability
Finally,
open
challenges
act
future
directions.
Journal of Engineering and Applied Sciences Technology,
Год журнала:
2023,
Номер
unknown, С. 1 - 6
Опубликована: Май 12, 2023
The
implementation
of
Elliptic
Curve
Digital
Signatures
(ECDSA)
in
blockchain
technology
for
certificate
management
Higher
Education
is
a
promising
solution
that
has
the
potential
to
revolutionize
way
certificates
are
managed
and
verified.
use
provides
decentralized
tamper-proof
system
can
be
accessed
by
authorized
parties
from
anywhere
world.
By
utilizing
technology,
academic
institutions
ensure
integrity
immutability
student
certificates,
minimizing
risk
fraud
forgery.
ECDS
further
strengthens
security
these
offering
more
efficient
secure
method
digital
signing.
Additionally,
enable
creation
smart
contracts
automate
process
issuing
verifying
increasing
efficiency
reducing
administrative
costs.
Overall,
manage
verify
providing
reliable
trustworthy
growing
demand
credentials.
