These tradeoffs make troubleshooting and determining the root cause of wireless network performance issues a challenging undertaking. Security not just a wlan issue a network issue treat the network as an untrusted network and secure appropriately wlan can be extremely secure no quick fixes planning and design solutions to address security. These wireless security protocols include wep, wpa, and wpa2, each with their own strengths and weaknesses. An unsecured wireless network combined with unsecured file sharing can spell disaster. Risk management in network security solarwinds msp. Due to inherent limitations in wireless sensor networks, security is a crucial issue. Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. Wireless networking expert lisa phifer explains how network security is improved by the wireless ieee 802. Human factors such as lack of awareness and lack of adherence to. In this case, the wireless nic will only be able to interface with a wireless network.
Factors affecting wireless system design frequency allocations what range to operate. Common wireless network security threats pluralsight. When designing and supporting a wlan, however, you must be aware of potential implications, such as security vulnerabilities, radio signal interference, multipath propagation, and other issues. With the growing deployment of wireless lans in a business environment, the risk of unethical data interceptions increases significantly. Below are some, but not an allinclusive list of the more common issues and factors affecting wireless network. Wireless networks security in jordan aircc publishing corporation.
The popularity gained is due to many reasons, such as ease of installation, installation flexibility, mobility, reduced costof. While the security problems associated with wireless. The introductory section gives brief information on the wlan components and its architecture. The paper overviews both physical and logical wlans security problems. Explore wireless lan security with free download of seminar report and ppt in pdf and doc format. Index terms wireless sensor networks, network attacks, security. A wireless local area network wlan is a flexible data communications system that can use either infrared or radio frequency technology to transmit and receive information over the air. Encryption and its importance to device networking. Therefore, companies often put the wireless lan outside the security shell of the core network. For security, the wlan uses the concept of identitybased authentication.
It is also easy to interfere with wireless communications. Rsa wireless security survey, 2007 and 2008 scans of london, new york. In this article, jim geier explores some of the issues surrounding the implementation of a wireless lan. Wireless lan security seminar and ppt with pdf report. As wireless lan are less secure, more vulnerable to attack. Wireless, lan wlan wireless lan security white paper. Some of the key factors contributing to the higher security risk of wireless networks compared to wired networks include the. Since both other issues also affect security in first generation wlans. Although wireless lans offer some real promise, they also offer their own set of problems and issues, including security, signal interference, and interoperability. A rogue access point is one that the company does not authorize for operation. We explore various types of threats and attacks against wireless sensor network in section 3. This section provides an overview of the evolving wap protocol and its security.
A simple jamming transmitter can make communications impossible. Unlike a wired network which requires physical access to a device, a wireless network can be targeted and exploited from a distance. Wireless security issues a main issue with wireless communication is unauthorized access to network. This is a problem that can play a significant role in hurting a company big time in the long run. Understanding wifi security vulnerabilities and solutions. Also explore the seminar topics paper on wireless lan security with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year electronics and telecommunication engineering or ece students for the year 2015 2016. Service set identifier ssid is the name given to a certain wlan by ap to. Get more information about wireless lan security standards by visiting this link. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Ppt wireless network security powerpoint presentation. Security risk assessment and countermeasures nwabude arinze sunday iii abstract wireless lans popularity has been on the rise since the ratification of the ieee 802. We use cellular phones, tablets, laptops, gaming systems, and cars to do so. Wireless lan implications, problems, and solutions. How wireless works users a user can be anything that directly utilizes the wireless network.
For example, a wireless lan nic might implement the ieee 802. Mobile users and devices, by definition, do not connect to the network through a fixed port. Also explore the seminar topics paper on wireless lan security with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides. The popularity gained is due to many reasons, such as ease of installation, installation flexibility, mobility, reduced costofownership, and scalability. Boncella section iii summarizes the security problems and solutions when small, lowpowered devices try to use lowbandwidth wireless network technology to access services or dataintensive content via the internet. The institute of electrical and electronics engineering ieee have set standards and specifications for data communications in wireless. With wireless networking, no cables or wires are needed to network your computers and share your internet connection. While research in wsn security is progressing at tremendous pace, no comprehensive document lists the security issues and the threat models which pose unique threats to the wireless sensor. Broadly, security concerns in the wlan world are classified into physical and logical. Learn how to secure your enterprise wireless local area network lan in this guide of industry best practices. Wireless local area networks wlans based on the wifi wireless fidelity standards are one of todays fastest growing. Hemant chaskar director of technology airtight networks. Risk management in network security information technology it risk management requires companies to plan how to monitor, track, and manage security risks. Infrastructurebased wireless network communication typically takes place only between the wireless nodes and the access point.
For example, a business traveler accessing the internet from a public wireless lan. Wireless network security threats and mitigationa survey. Today, wireless lans are widely deployed in places such as corporate office conference rooms. Wireless local area network wlan has been widely used in many sectors. The top lan security issues in a clientserver network.
So even if the wireless lan was attacked, the core network can. This presentation shows the wireless security issue. Other issues also affect security in first generation wlans. To gain responses to these queries, two security experts, one network administrator and one wireless network.
Wireless security tutorial pdf version quick guide resources job search discussion wireless security is nothing but protecting computers, smartphones, tablets, laptops and other portable devices along with the networks they are connected to, from threats and vulnerabilities associated with wireless. While some of them use wires and others use proprietary communications methods albeit wireless, we are going to focus on wifi and wifi security issues. This chapter discusses how to design a wireless network. This page contains wireless lan security seminar and ppt with pdf report. This paper discusses the vulnerabilities and security issues pertaining to the ieee 802.
There are many security threats and attacks that damage the security of wlans such as 1. Under these conditions, a malicious user could access any directories and files you have allowed for sharing. And finally we conclude the paper delineating the research challenges and future trends toward the research in wireless sensor network security. So, the security of a wireless lan still remains the top concern in the home and corporate network. Wireless lan security seminar report, ppt, pdf for ece. In this paper we have made an effort to document all the known security issues in wireless sensor networks and have provided the research direction towards countermeasures against the threats. This paper begins by introducing the concept of wireless lan wlan. The trouble is that a rogue access point often does not conform to wlan security policies. By clicking accept, you understand that we use cookies to improve your experience on our website. The top lan security issues in a clientserver network environment in this searchsecurity. Wlans offer a quick and effective extension of a wired network or standard lan. What are some of the factors that cause interference. Hence, proper and credible security steps need to be taken to keep these threats at bay. Wireless network standards define how a wireless nic operates.