Wireless Sensor Network Security: A Survey potx

... most notably as denial of service attacks, but also through traffic analysis, privacy violation, physical attacks, and so on. Denial of service attacks on wireless sensor networks can range from ... resistant to denial of service attacks, including jamming. 5 Attacks Sensor networks are particularly vulnerable to several key types of attacks. Attacks can be performed in a variety of way...

Ngày tải lên: 05/03/2014, 21:20

... black hole attacks. 3.13. Traffic Analysis Attack 3.27 Traffic Analyses. Traffic analysis attacks are forged where the base station is determinable by observation that the majority of packets ... authenticity and availability. Attackers may deploy a few malicious nodes with similar hardware capabilities as the legitimate nodes that might collude to attack the system cooperatively. The...

Ngày tải lên: 28/03/2014, 22:20

... Initiator: The java DriverManager allows for a method to open a database, providing it the name of the database, user name and password as parameters. So, this component just has to make a call to this ... 3 avi_29@hotmail.com A BSTRACT Sensor networks are currently an active research area mainly due to the potential of their applications. In this paper we investigate the use...

Ngày tải lên: 17/02/2014, 22:20

... E21(LK_RAND A , BD_ADDRA) ⊕ E21 (LK_RAND’B , BD_ADDRB)  Use AU_RANDA from Message 4, K’AB, and BD_ADDRB to compute SRES A = E1(AU_RANDA, K’AB, BD_ADDRB) [0:3]  Verify if SRES A = SRESA using ... IN_RANDA from Message 1 and BD_ADDRB to compute a candidate: K’init= E22 (PIN’, In_RANDA, BD_ADDRB)  Use K’init to XOR Message 2 and Message 3 to obtain LK_RAND A and LK_RAND’B. Then compu...

Ngày tải lên: 06/03/2014, 16:20

... CDMA.Quá trình hoạt động c a LEACH được chia thành hai pha là pha thiết lập và pha ổn định. Pha thiết lập bao gồm hai bước là l a chọn nút chủ và thông tin về cụm. Pha ổn định trạng thái gồm ... nhau. (Nút đen là nút chủ). III.2.3 Pha duy trì trạng thái – pha ổn định (Steady- state Phase) Hoạt động c a pha ổn định được chia ra thành các frame (hình 3.6). Mỗi nút sẽ gửi dữ liệu c a nó ....

Ngày tải lên: 22/11/2012, 09:13

... and avoidance), ESRT(Event to sink releable transport), RMST(releable multisegment transport), PSFQ(pump slowly, Fetch quickly), GARUDA. [WSNs] Page 13 Thuộc tính CODA ESRT RMST PSFQ GARUDA Hướng ... như Broastcasting, anycasting, Geo-casting - Dạng 4: dùng vị trí để chỉ ra một node cảm biến. Định tuyến d a trên vị trí rất hữu ích cho các ứng dụng mà vị trí c a node trong vùng đ a lý có ....

Ngày tải lên: 26/04/2013, 08:37

... -Capacitive Sensors -Capacitive Sensors • Magnetic and Electromagnetic Sensors Magnetic and Electromagnetic Sensors -Thermal Sensors -Thermal Sensors -Acoustic Wave Sensors -Acoustic Wave ... Structure and 2.4 Network Structure and Hierarchical Networks Hierarchical Networks • Hierarchical Networks. Hierarchical Networks. • Hierarchical Networks. Hierarchical Networks. 2.4...

Ngày tải lên: 29/06/2013, 01:27

... actuators. When sensors are coupled with actuator devices, care must be taken that disruption attacks cannot also be mounted against the actuators (a potentially catastrophic attack in medical ... in a fundamental distinction between a physical message in a sensor network and a logical unit of sensed information: a message with a single sensor reading may reveal very little...

Ngày tải lên: 14/03/2014, 22:20

... typically maintain a database of rules that identify known vulnerabilities for a range of network devices and applications. During a network scan, the VA tool tests each device/application by applying ... technologies take action. IDS tools alert your IT staff that an attack has occurred; IPS tools go a step further and automatically block the harmful traffic. IDSs and IPSs have...

Ngày tải lên: 14/03/2014, 22:20

... monitors network traffic and maliciously changes data in transit (for example, an attacker may modify the contents of an email message). Spoofing An attacker forges network data, appearing to ... network attacks, including: Snooping (passive eavesdropping) An attacker watches network traffic as it passes and records interesting data, such as credit card information. 3 Tamperin...

Ngày tải lên: 16/03/2014, 05:20