Electronics,
Journal Year:
2024,
Volume and Issue:
13(10), P. 1854 - 1854
Published: May 10, 2024
As
a
decentralized
system,
blockchain
has
been
widely
used
in
numerous
areas
and
become
hot
topic
both
industry
academia.
The
increasing
demand
for
causes
heavy
storage
consumption
which
seriously
affects
the
performance
of
blockchain,
especially
context
massive
volumes
data.
To
solve
these
problems,
many
related
systems
like
sharding
sidechain
have
proposed
to
improve
efficiency
scalability
blockchain.
However,
practical
deployment
scenarios,
still
such
as
low
read–write
performance,
reorganization
synchronization
ledger
data
after
expansion,
cause
system’s
expansion
difficult
time-consuming
large-scale
systems.
Facing
this
paper
we
propose
ChainMaker
Storage
System
(CMSS).
CMSS
is
system
with
high
read-and-write
horizontal
scaling
support.
It
most
popular
permissioned
ChainMaker.
There
are
three
contributions
our
CMSS:
(i)
new
block
workflow
achieve
performance;
(ii)
Meta
File
(MFS)
support
storage;
(iii)
hot–cold
separation
reduce
resource
usage
economic
costs.
evaluate
CMSS,
compare
Hyperledger
Fabric
(HLF),
platform.
We
select
five
well-known
cloud
service
providers
calculate
cost
real
production
environment.
results
show
that
better
read
write
than
HLF
advantages
capacity
price.
Artificial Intelligence Review,
Journal Year:
2024,
Volume and Issue:
57(9)
Published: Aug. 12, 2024
The
Routing
Protocol
for
Low-Power
and
Lossy
Networks
(RPL)
plays
a
crucial
role
in
the
Internet
of
Things
(IoT)
Wireless
Sensor
Networks.
However,
ensuring
RPL
protocol's
security
is
paramount
due
to
its
susceptibility
various
attacks.
These
attacks
disrupt
data
transmission
can
substantially
damage
network
topology
by
depleting
critical
resources.
This
paper
presents
comprehensive
survey
addressing
several
key
components
response
this
challenge.
Firstly,
it
categorizes
potential
targeting
protocol
based
on
their
impact
performance
explores
effective
mechanisms
secure
against
them.
study
identifies
most
destructive
problematic
threats
affecting
functionality.
Furthermore,
provides
valuable
insights
into
challenges
discusses
real-world
implications
deploying
maintaining
IoT
sensor
networks.
To
underscore
uniqueness
survey,
we
offer
qualitative
comparison
with
other
surveys
same
field.
While
acknowledges
certain
limitations,
such
as
intentionally
focusing
only
reviewing
RPL-specific
attacks,
reference
future
researchers
seeking
comprehend
mitigate
RPL.
It
also
suggests
areas
further
research
domain.
Computers,
Journal Year:
2024,
Volume and Issue:
13(9), P. 223 - 223
Published: Sept. 6, 2024
With
its
decentralized,
immutable,
and
consensus-based
validation
features,
blockchain
technology
has
grown
from
early
financial
applications
to
a
variety
of
different
sectors.
This
paper
aims
outline
various
the
blockchain,
systematically
identify
general
challenges
key
threats
regarding
adoption.
The
are
organized
into
even
broader
groups,
allow
clear
overview
identification
interconnected
issues.
Potential
solutions
introduced
discussion,
addressing
their
possible
ways
mitigating
these
forward-looking
effects
in
fostering
adoption
technology.
also
highlights
some
potential
directions
for
future
research
that
may
overcome
unlock
further
applications.
More
generally,
article
attempts
describe
transformational
implications
technology,
through
manner
which
it
contribute
advancement
diversity
industries.
Blockchain Research and Applications,
Journal Year:
2023,
Volume and Issue:
5(1), P. 100175 - 100175
Published: Dec. 13, 2023
In
recent
years,
there
has
been
a
growing
interest
in
real
estate
investments
that
utilize
blockchain
technology.
Traditional
usually
involve
third-party
intermediaries
for
verifying
and
recording
informal
transactions.
This
paper
proposes
blockchain-based
investment
model
presents
detailed
description
of
the
register
authentication
aspect
model.
The
uses
technology
to
create
tamper-evident
records
transactions
provide
secure
verification
Meanwhile,
each
transaction
is
recorded
block,
all
are
kept
on
blockchain.
means
inventors
can
access
these
verify
their
authenticity
validity.
system
also
use
smart
contracts
automate
process
transactions,
which
further
improves
efficiency
reduces
costs.
Further,
model's
timestamp
mechanism
eliminate
ensure
validity
through
distributed
ledgers
mechanisms.
Overall,
systems
offer
advantages
security,
transparency,
efficiency,
cost
reduction.
With
ongoing
advancements,
expected
play
crucial
role
future
Future Internet,
Journal Year:
2025,
Volume and Issue:
17(3), P. 98 - 98
Published: Feb. 21, 2025
Traditional
authentication
systems
with
an
server
that
handles
requests
from
many
clients
have
a
major
weakness,
i.e.,
single
point
of
failure.
This
study
presents
paradigm
based
on
blockchain,
which
provides
decentralised
and
distributed
mechanism
for
processing
authentication.
The
security
the
proposed
design
protocol
was
evaluated
using
Gong–Needham–Yahalom
(GNY)
logic.
results
indicated
secure
against
various
attacks.
has
significant
potential
enhancing
identity
management
in
sectors
where
privacy
data
integrity
are
most
important.
Sensors,
Journal Year:
2025,
Volume and Issue:
25(6), P. 1857 - 1857
Published: March 17, 2025
The
integration
of
Internet
Things
(IoT)
devices
in
healthcare
has
enhanced
medical
efficiency
but
poses
challenges
such
as
data
privacy
risks
and
internal
abuse.
Traditional
IoT
access
frameworks
suffer
from
centralization,
limited
scalability,
static
permission
controls.
To
address
these
issues,
we
propose
MedAccessX,
a
blockchain-based
control
framework
combining
attribute-based
(ABAC)
role-based
(RBAC).
MedAccessX
utilizes
four
types
smart
contracts:
user
management
contract
(UMC)
for
managing
operations,
(MDMC)
handling
data,
policy
(PC)
rights,
an
(ACC)
enforcing
permissions
facilitating
sharing.
Our
evaluation,
conducted
on
private
Ethereum
blockchain
network
with
multiple
nodes,
assesses
security,
deployment
cost,
gas
consumption,
throughput,
response
time.
Comparative
analysis
demonstrates
that
achieves
lower
costs
higher
outperforming
existing
solutions.
Future Internet,
Journal Year:
2025,
Volume and Issue:
17(4), P. 157 - 157
Published: April 2, 2025
One
of
the
most
emblematic
theorems
in
theory
distributed
databases
is
Eric
Brewer’s
CAP
theorem.
It
stresses
tradeoffs
between
Consistency,
Availability,
and
Partition
states
that
it
impossible
to
guarantee
all
three
them
simultaneously.
Inspired
by
this,
we
introduce
new
theorem
for
autonomous
consensus
systems,
demonstrate
that,
at
most,
two
elementary
properties,
Consensus
achievement
(C),
Autonomy
(A),
entropic
Performance
(P)
can
be
optimized
simultaneously
generic
case.
This
provides
a
theoretical
limit
Blockchain
systems’
decentralization,
impacting
their
scalability,
security,
real-world
adoption.
To
formalize
analyze
this
tradeoff,
utilize
IoT
micro-Blockchain
as
universal,
minimal,
consensus-enabling
framework.
We
define
set
quantitative
functions
relating
each
properties
number
event
witnesses
system.
identify
existing
mutual
exclusions,
formally
prove
one
homogenous
system
consideration,
cannot
suggests
requirement
concurrent
optimization
satisfied
case
reveals
an
intrinsic
limitation
on
design
mechanisms.
Our
findings
are
proved
utilizing
framework
validated
through
empirical
data
benchmarking
large-scale
i.e.,
Bitcoin,
Ethereum,
Hyperledger
Fabric.
