using packet leashes to prevent wormhole attacks

... it relates to robust analysis in a high-throughput laboratory, but performance still needs to be gauged with specific technologies Spectrophotometry and the PicoGreen assay measure total DNA present, ... Carolina at Chapel Hill Chapel Hill, NC France Gagnon, MSc, PhD University of Toronto Dalla Lana School of Public Health Toronto, ON, Canada Montserrat Garcia-Closas, MD, MPH, DrPH Division of Cancer ... Contributors John McLaughlin, PhD Population Studies and Surveillance Cancer Care Ontario Toronto, ON, Canada and Prosserman Centre for Health Research at the Samuel Lunenfeld Research Institute Toronto,...

Ngày tải lên: 11/06/2014, 10:43

... The selected fields are then applied to the captured packets in real time through packet capture tool The second component is a data preprocessing to refine the packets for the high correction performance ... Udpstorm, ICMP flood, Teardrop attacks, Peer-topeer attacks, Permanent denial-of-service attacks, Application level floods, Nuke, Distributed attack, Reflected attack, Degradation-of-service attacks, ... it proved to be one of the best solutions to estimating hidden sequences between packets However, its false alarm was too high to allow it to be applied to real world In conclusion, when we considered...

Ngày tải lên: 21/06/2014, 05:20

... intervals (iii) We use ICMP packets to obtain results from packets lost due to the attacks and also to obtain the average of round trip response time The properties of the ICMP packets are set as the ... been presented in [7, 8], which limit their scope to detect the attacks but not preventing them Proposed ACFNC Model In order to prevent DoS attacks in wireless networks by exploiting the control ... for the RTS, CTS, ACK, CFEnd, and CF-End-ACK frames as TORTS , TOCTS , TOACK , TOCF-End , and TOCF−End−ACK , respectively It is important to note that determining the value of each timeout window...

Ngày tải lên: 21/06/2014, 05:20

... attack using the consistency check on the distance measurements To detect the existence of wormhole attacks, researchers propose some wormhole attack detection approaches In [18], packet leashes ... or a simplex wormhole attack (ii) Valid Locators Identification: Corresponding to the duplex wormhole attack and the simplex wormhole attack, the sensor identifies the V -locators using different ... L3 to the sensor and the other from L3 to A1 via the wormhole link to the sensor Therefore, the sensor can conclude that L3 is a V -locator To further obtain the correct distance measurement to...

Ngày tải lên: 21/06/2014, 23:20

... end-expiratory pressure of cmH O was applied A Foley catheter was inserted into the urinary bladder through a suprapubic cystostomy Upon Figure Photograph of the experimental set-up used to measure ... and attached to a custom-made sternal traction device The purpose of this was to test sternum wound distension when lateral traction was applied to draw apart the edges of the sternotomy (Figure ... distension during mechanical traction to pull apart the edges of the sternotomy, was evaluated using forces up to 320 N Material and methods Animals A porcine sternotomy wound model was used Eight...

Ngày tải lên: 10/08/2014, 09:21

... of symptoms, bile leakage and symptomatic ascites in many patients [1-3] We present the case of a patient who underwent combined left hepatectomy with fenestration for symptomatic PLD using the ... generally asymptomatic, but in a few patients, hepatomegaly from numerous large cysts may cause symptoms [1,4] Treatment is usually only carried out in patients with severe symptoms related to large ... The ultrasound scalpel was applied to the cyst cavities exposed on the peritoneum in order to attempt ablation of the fluid-producing epithelial cyst lining To avoid bile leakage and haemorrhage,...

Ngày tải lên: 11/08/2014, 14:20

... strategies to achieve these objectives We used a variety of methods to gather the appropriate information to enable us to produce a feasible and acceptable intervention that has the potential to change ... confidence to talk to parents Shows confidence and knowledge of family strategies to support a healthy lifestyle Shows confidence to seek parental support B Select and try healthy alternatives to unhealthy ... discussions of issues led by the drama facilitator Many BCTs may need to be applied to bring about a single PPO e.g for children to ‘practice skills to resist temptation’ (PPO number 32, Page 10...

Ngày tải lên: 14/08/2014, 08:20

... - Use case name Store into database - Actor Administration department - Purpose Store document into database - General description Attach document into the form and upload into database - References ... document back to author View View the document Send to manager Send the document to manager Public Public document to all employees Register to “outgoing book” Register document profile to “outgoing ... Register to “incoming book” - Actor Administration department - Purpose Register to “incoming book” - General description Insert document’s information into “incoming book” form and store into database...

Ngày tải lên: 23/11/2012, 15:04

... into supporting pillar, beam supporting valve together with two pillars at both sides make faces against valve gate Beam supporting valve can be precasted on dry place, then, put together into ... location of each dam span) or on floor, then using jack, winch, and crane to move them down to their position Steel standard framework should be used to reduce errors in construction of concrete, ... able to be risen from 35cm – 50 cm According to forecasting, Vietnam is one among five countries to bear big loss when sea water level rising The salinity intrusion protection and fresh water storage...

Ngày tải lên: 01/04/2013, 22:46

... students have more opportunities to talk and to share ideas This interaction with groupmates encourages students to restructure their ideas For instance, they may need to summarize, elaborate, exemplify, ... expository texts K - what I Know - the teacher leads students in brainstorming what they already know about a topic and how they have acquired this information The teacher then helps students to ... ideas into more general categories W - what I Want to know - As the students think about the topic and the general categories of information, they generate questions about aspects of the topic...

Ngày tải lên: 06/09/2013, 05:10

... points and divide the points into slides At the same time, students need to take into consideration slide layout A slide cannot be too cluttered, the size of the font has to be large enough, and the ... organized and summarized now has to be presented orally so as to convey a clear message to an audience of peers Just as they would in a purely oral presentation, students have to 'rehearse' the pronunciation ... computer mode seems to minimize their tension and feeling of insecurity when having to speak in English Listening -The class now listens to the oral presentation Listening to a non-native speaker...

Ngày tải lên: 06/09/2013, 10:10

... decided which words to substitute, they are given about 10 minutes to memorize the dialogue depending on difficulty After 10 minutes, student pairs are asked to "volunteer" to perform their conversation ... also seem to really enjoy having the control to "choose" their partner by taking a card number Step - Dialogue Practice When students are seated facing each other in pairs, they listen to the example ... perform their conversation I say "volunteer" because students are told that they not have to the conversation if they don't want to, but if they "volunteer", each student will receive a "+" for...

Ngày tải lên: 06/09/2013, 11:10

... (Holmes & Moulton, 2003) To write the poem, students were told that they were going on a long trip and must decide what to bring to keep them happy After the writing stage, they were asked to exchange ... poem required the students to use their dictionary extensively and to work together to collate group ideas into one group poem As a warm up , each group was asked to list on the board all the ... Learned how to cook Murdered my brother's girlfriend Nagged my neighbour's daughter Opposed my parents' plans to go to Langkawi Puzzled why my parents went to Langkawi without me Qualified to join...

Ngày tải lên: 06/09/2013, 11:10

... 20’25’ - Ask Ss to play role as a doctor and a patient to find out information for case history / doctor and doctor for diagnosis report - Play role as a doctor and a patient to find out information ... reliable way to prevent infection, people may not choose to this If so, one way to reduce the risk is to participate in a needle exchange program in communities These programs allow people to exchange ... precautions can help prevent spreading HBV to others Symptoms Most infants and children with hepatitis B never develop signs and symptoms The same is true for some adults Signs and symptoms usually appear...

Ngày tải lên: 07/09/2013, 13:51

... IV.1 How to run a game? Students may wish to play games purely for fun Teachers, however, need more convincing reasons Teachers need to consider which game to use, when to use them, how to link ... pre-speaking stage to express personal feelings, ideas, or viewpoints, to converse and discuss or to describe one event, to tell a story, etc…Time spent on this stage is nearly twenty to thirty minutes ... language That is, motivation to learn a second language is seen as referring to the extent to which the individual works or strives to learn the language because of a desire to so and the satisfaction...

Ngày tải lên: 07/09/2013, 13:51

... file or directory to be extracted On the File menu, click Extract Select the location to which you want to extract the file or directory Click Extract to save the file or directory to the chosen ... following: ■ Click Directories only to include directories only ■ Click Include Files to include files ■ Click Include Details to include file details Select a directory to which to save the text file ... fragmented Norton Ghost takes longer to restore a fragmented image than a compiled file Compiling a file defragments it, which improves performance during the restore Using Ghost Explorer to modify...

Ngày tải lên: 06/10/2013, 11:20

... professionals Tools marketers want to learn more about for those who've been using social media for to years These pros place blogging at the top of their list to learn more about Tools marketers want to ... their top two choices Tools used by those using social media for to years Facebook and Twitter are the two standouts among the tools used by social media marketers with to years experience Tools ... brethren If you're a social media guru, there's tons of material here to help you develop lots of "how -to" products You'll want to pay close attention to the top 10 questions section 2011 Social Media...

Ngày tải lên: 14/10/2013, 08:51

... Module 12: Using Group Policy to Manage the Desktop Environment # Using Group Policy to Redirect Folders Topic Objective To introduce the topics that relate to using Group Policy to redirect ... Environment Module 12: Using Group Policy to Manage the Desktop Environment # Using Administrative Templates in Group Policy Topic Objective To introduce the topics that relate to using Administrative ... computer to which the user logs on Module 12: Using Group Policy to Manage the Desktop Environment 23 Redirecting Folders to a Server Location Topic Objective To illustrate how to redirect folders to...

Ngày tải lên: 22/10/2013, 16:15

... organization to reduce total cost of ownership (TCO) by allowing administrators to enhance and control users’ desktops Administrators can enhance and control users’ desktops by creating a managed desktop ... the Desktop Slide Objective To identify how to use the administrative template settings to lock down users’ desktops Group Policy Settings to Lock Down the Desktop Group Policy Settings to Lock ... Illustrate the type of settings to use if an administrator wants to lockdown users’ access to the desktop, to network resources, or to administrative tools and applications Emphasize that the settings...

Ngày tải lên: 22/10/2013, 16:15