a taxonomy for denial of service attacks in wireless sensor networks
báo cáo hóa học:" Bayesian filtering for indoor localization and tracking in wireless sensor networks" doc
Ngày tải lên :
21/06/2014, 17:20
... Polit
`
ecnica de Catalunya (UPC), Barcelona, Spain
2
Department of Geomatics Engineering, University of Calgary in Calgary,
Alberta, Canada
3
Centre Tecnol
`
ogic de Telecomunicacions de Catalunya (CTTC),
Parc ... article is that of a data fusion
center in charge of tracking the position of the robot accounting for the measured ranges. Initial
position ambiguity was modeled with a Gaussian random variable ... probabilistic data associ-
ation. Automatica 11, 451–460 (1975)
[13] Y Bar-Shalom, TE Fortmann, Tracking and Data Association (Academic Press, Orlando,
1988)
[14] DB Reid, An algorithm for tracking...
- 40
- 391
- 0
A Resilient Peer-to-Peer System for Denial of Service Protection
Ngày tải lên :
12/04/2014, 15:43
... type of denial of service
planned, the attacker needs to find a large number of vulnerable machines to use for
attacking. This can be done in a completely automated manner, semi-automatically, ... methods of causing a denial of service that attacker prefer to use:
2.2.1 Attacking a Protocol:
An ideal example of protocol attacks is a TCP SYN flood attack. A TCP session starts with
negotiation ... research problem
2.1 Definition of Dos attack [1]
A denial- of- service attack is different in goal, form, and effect than most of the attacks that
are launched at networks and computers. Most attackers...
- 20
- 413
- 0
Báo cáo hóa học: " The Reflux Disease Questionnaire: a measure for assessment of treatment response in clinical trials" pdf
Ngày tải lên :
18/06/2014, 22:20
... Sweden with a
mean age of 51.4 (13.5) years were enrolled at 35 sites.
The baseline characteristics and clinical information for
patients with data from both a baseline and subsequent
visit are provided ... evidence of the amenability to trans-
lation. Analysis revealed that, regardless of language, all
but one of the alpha coefficients for the scales of heart-
burn, regurgitation, dyspepsia and GERD ... moderate,
and 3 = severe.
Translation and cultural adaptation
The RDQ was translated into Norwegian and Swedish
according to international principles [10]. The translators
met with members of the...
- 6
- 462
- 0
Báo cáo hóa học: " Research Article Modelling and Implementation of QoS in Wireless Sensor Networks: A Multiconstrained Traffic Engineering Model" pdf
Ngày tải lên :
21/06/2014, 17:20
... by
having the paths determination using routing algorithms
and packets transportation implemented using a packet
forwarding algorithm. In both fixed and wireless networks,
the paths determination ... traveled as routing parameters. It is also based on a
retransmission control mechanism to avoid intensive usage
of the shortest path. Assuming sources transmitting data
packets at a constant rate, ... a
many-to-one model with a number of sensor nodes scattered
into a target observation area with objective of collecting and
routing data to the end users via a single sink node also
called base...
- 14
- 382
- 0
Báo cáo hóa học: " Hop-distance relationship analysis with quasi-UDG model for node localization in wireless sensor networks" pdf
Ngày tải lên :
20/06/2014, 22:20
... location
information of sensors also helps facilitate WSN opera-
tion such a s routing to a geographic field of interests,
measuring quality of coverage, and achieving traffic load
balance. In ... Spatial information is crucial for sensor
data to be interpreted meaningfully in many domains
such as environmental monitoring, smart building fail-
ure detection, and military target tracking. ... Chuan Heng Foh
3*
and Yanchao Niu
1
Abstract
In wireless sensor networks (WSNs), location information plays an imp ortant role in many fundamental services
which includes geographic routing, target...
- 11
- 407
- 0
Báo cáo hóa học: " Research Article Tree Based Protocol for Key Management in Wireless Sensor Networks" pptx
Ngày tải lên :
21/06/2014, 11:20
... notations that are used to write algorithms
in the remaining of the paper. Each sensor node i, including
the base station, maintains the following variables.
(i) Father
i
: the father of the sensor ... have opened the way for a
multitude of research areas and the huge interest generated
by researchers activities calls for broad fields of applications
in the near future.
Sensors appear as miniaturized ... constraints
in computing capacity, storage, and energy, have to play an
essential role in quasi all domains of human environment.
They are primarily dedicated to collect data from physical
phenomena...
- 10
- 543
- 0
Báo cáo hóa học: " Research Article A Novel Secure Localization Approach in Wireless Sensor Networks" pot
Ngày tải lên :
21/06/2014, 11:20
... from infrastructure.
Locations of normal sensor nodes are then estimated by
interacting with locators to obtain the distance or angle
information. Once the location information of at least three
noncollinear ... d
2
n
⎤
⎥
⎥
⎥
⎥
⎥
⎥
⎥
⎦
.
(2)
3.3. Attack Model. In this paper, we consider an adversarial
WSN where a pair of colluding attackers can launch a so-
called distance-consistent spoofing attack .In[ 9], the attacker
can only ... Communications Maga-
zine, vol. 40, no. 8, pp. 102–105, 2002.
[2] P. Bahl and V. N. Padmanabhan, “RADAR: an in- building RF-
based user location and tracking system,” in Proceedings of
the 19th Annual...
- 12
- 397
- 0
Báo cáo hóa học: " Research Article An Energy-Efficient MAC Protocol in Wireless Sensor Networks: A Game Theoretic Approach" pptx
Ngày tải lên :
21/06/2014, 17:20
... load in terms of the number of
nodes that are contending for the access medium. Another
approach is to consider total arrival packet rate to the
networkasanoffered load. The main parameters for ... classified into two
categories: complete and incomplete information games.
In the complete information game, each player has all
the knowledge about others’ characteristics, strategy spaces,
payoff ... functions, and so forth, but all these information are
not necessarily available in incomplete information game
[13].
2.1. Incomplete Cooperative Game. As we mentioned earlier,
energy efficiency of MAC...
- 10
- 313
- 0
báo cáo hóa học:" Research Article Very Low-Memory Wavelet Compression Architecture Using Strip-Based Processing for Implementation in Wireless Sensor Networks" potx
Ngày tải lên :
21/06/2014, 20:20
... pixel
A
4
A
3
A
2
A
1
A
0
Initial address
A
10
A
9
A
8
A
7
A
6
A
5
A
4
A
8
A
7
A
6
A
5
A
4
A
3
A
2
A
6
A
5
A
4
A
3
A
2
A
1
A
0
of LL pixel
A
3
A
2
A
1
A
0
A
1
A
0
New address of
DWT
A
9
A
0
A
12
A
11
A
8
A
7
A
6
A
8
A
0
A
10
A
7
A
6
A
5
A
4
A
7
A
0
A
6
A
5
A
4
A
3
A
2
A
6
A
0
A
5
A
4
A
3
A
2
A
1
coefficients ... of
DWT
A
9
A
0
A
12
A
11
A
8
A
7
A
6
A
8
A
0
A
10
A
7
A
6
A
5
A
4
A
7
A
0
A
6
A
5
A
4
A
3
A
2
A
6
A
0
A
5
A
4
A
3
A
2
A
1
coefficients in
STRIP
BUFFER
A
5
A
4
A
3
A
2
A
10
A
1
A
3
A
2
A
9
A
1
A
8
A
1
(A
12
∗1024 ... decomposition. As a result,
each coefficient in the coarser scale represents a larger spatial
area of the image but a narrower band of frequency [6].
The two approaches that are used to perform the DWT
are...
- 16
- 320
- 0
SECURITY IN WIRELESS SENSOR NETWORKS – IMPROVING THE LEAP PROTOCOL pptx
Ngày tải lên :
05/03/2014, 23:20
...
networks or acts as a data storage processing data in a powerful way [3]. It even acts as an
access point to human interface for human interaction, and is capable of broadcasting control
data in the ... keys and
WSN
Subversion
of a node
Passive
information
gathering
Sybil attacks
Sinkhole
attacks
wormhole
attacks
False node
and
malicious
data
International Journal of Computer Science & ... they offer
mechanisms for authenticating both: broadcasting of a base station and source packets, as well
as mechanisms providing key revocation and refreshing. Other advantages LEAP presents a...
- 14
- 506
- 0
Tìm thêm:
- hệ việt nam nhật bản và sức hấp dẫn của tiếng nhật tại việt nam
- xác định các mục tiêu của chương trình
- xác định các nguyên tắc biên soạn
- khảo sát các chuẩn giảng dạy tiếng nhật từ góc độ lí thuyết và thực tiễn
- khảo sát chương trình đào tạo của các đơn vị đào tạo tại nhật bản
- khảo sát chương trình đào tạo gắn với các giáo trình cụ thể
- xác định thời lượng học về mặt lí thuyết và thực tế
- tiến hành xây dựng chương trình đào tạo dành cho đối tượng không chuyên ngữ tại việt nam
- điều tra đối với đối tượng giảng viên và đối tượng quản lí
- điều tra với đối tượng sinh viên học tiếng nhật không chuyên ngữ1
- khảo sát thực tế giảng dạy tiếng nhật không chuyên ngữ tại việt nam
- khảo sát các chương trình đào tạo theo những bộ giáo trình tiêu biểu
- nội dung cụ thể cho từng kĩ năng ở từng cấp độ
- xác định mức độ đáp ứng về văn hoá và chuyên môn trong ct
- phát huy những thành tựu công nghệ mới nhất được áp dụng vào công tác dạy và học ngoại ngữ
- mở máy động cơ lồng sóc
- mở máy động cơ rôto dây quấn
- các đặc tính của động cơ điện không đồng bộ
- hệ số công suất cosp fi p2
- đặc tuyến hiệu suất h fi p2