This paper provides a detailed study of the available wireless lan technologies and the concerned issues,will give a brief description of what wireless lans are,the need of wireless lan,history of wireless lan, advantages of wireless networks,with summarizing the related work on wlan in academic area, wireless lan technologies, some risks. There have been a variety of security issues raised in wired and. Guidelines for securing wireless local area networks wlans. 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. The common vulnerabilities and security issues pertaining to the ieee 802. Explore wireless lan security with free download of seminar report and ppt in pdf and doc format.
A robust business network security checklist can help stop threats at the network edge. Passive capturing is performed by simply getting within range of a target wireless lan and then listening and capturing data. Wireless lan security issues and solutions ieee xplore. Wlan provides wireless access to multi location enterprises, small and medium enterprises.
The remainder of the paper is organised as follows. In either case, the existing wired network security implementation can be leveraged to ensure that both the wired and wireless networks are secure. Wireless lan testing considerations signal coverage testing performance testing inmotion testing security vulnerability testing acceptanceverification testing simulation testing prototype testing pilot testing test documentation because of the use of radio waves, it is important to fully test a. Common wireless network security threats pluralsight. The flexibility and productivity of untethered computing comes with a price. Security risk assessment and countermeasures nwabude arinze sunday v acknowledgement i am grateful to god almighty for his grace and strength that sustained me through out the duration of this work, thereby making it a success. Introduction a wireless local area network is a flexible data communications system that can use either infrared or radio frequency technology to transmit and receive information over the air. Jan 03, 2001 wireless security concerns as mobile commerce and wireless internet access grow, security concerns about protecting data on wireless devices becomes an issue for businesses and consumers. The security of each wlan is heavily dependent on how well each wlan componentincluding client devices, access points ap, and wireless switchesis secured throughout the wlan lifecycle, from initial. We use cellular phones, tablets, laptops, gaming systems, and cars to do so.
Wan security and application threats security expert kevin beaver answers our questions on wan security, covering the biggest threats to the enterprise wide area network, which might not actually be the hackers themselves but the mindset of those tasked with keeping the enterprise networks safe. Wlan issues that require consideration techrepublic. Security issues for wifi networks by bo li, harold lee, narendra kamat, daniel menchaca and rof. Wireless, lan wlan wireless lan security white paper. In addition to preventing uninvited guests from connecting to your wireless network, wireless security protocols encrypt your private data as it is being transmitted over the airwaves. Security experts warn of dangers of rogue wifi hotspots, cnn business traveler, august 2009.
So security is the aspect where most of the researchers are working. Section 4 discusses about various entity authentication and access control mechanisms proposed by. All wifi networks are vulnerable to hacking, security expert discovers. These wireless security protocols include wep, wpa, and wpa2, each with their own strengths and weaknesses. An overview of wlan security international journal of scientific. Wireless local area network wlan has been widely used in many sectors. Oct 16, 2017 all wifi networks are vulnerable to hacking, security expert discovers.
The top lan security issues in a clientserver network. There are many issues regarding the security of wlans like using radio frequency rf as a medium of transmitting information and the fact that all messages are broadcasted to wherever the coverage of that wlan can reach 12. Understanding wifi security vulnerabilities and solutions. The popularity gained is due to many reasons, such as ease of installation, installation flexibility, mobility, reduced costofownership, and scalability. Unauthorized association an aptoap association that can violate the security perimeter of the network. Beaver is an independent information security consultant, expert witness, professional speaker, and author with over 21 years of experience in itthe last 15 years of which he has dedicated to. Special thanks go to my supervisor, fredrik erlandsson, for his support and guidance. A breach of the security of the wlan will eventually harm the security of the wired lan. Understanding wifi security vulnerabilities and solutions dr. As businesses move full steam ahead toward bigger, faster wlans, many factors must be considered including security. This discussion assists in understanding wlan security requirements and their implementation. Abstractthere has been a serious problem with security issues since the inception of wireless lan,westudied the current wireless local area network face. Pdf a wireless local area network wlan is being widely recognized as a viable cost effective. Wireless local are network security wlan security is a security system designed to protect networks from the security breaches to which wireless transmissions are susceptible.
A comprehensive study of wifi security challenges and. Mobile computing is evolving at a rapid pace with 802. In order to examine the wlan security threats, this paper will look at denial. This section also provides a summary of the technology necessary to appreciate the types of security exploits that can be carried out against a wireless network. There has been a serious problem with security issues since the. It can replace wired lan or simply be used as extension of wired infrastructure. It is imperative that security issues be viewed as part of the total solution. Internet users in the united states are increasingly relying on cell phones to access data. Wireless lan security seminar report, ppt, pdf for ece students. Simplifying without compromising striking a balance between security and costconvenience the corporate network from the rest of the user groups within the enterprise.
A study of security issue on wifi was performed by akshika. Wireless networking security university of birmingham. Wireless lan security seminar report, ppt, pdf for ece. Every rose has its thorns, and every useful technology has its vulnerabilities. Strong wireless network passwords are essential for home.
This paper discusses the various security issues and vulnerabilities related to the ieee 802. Security remains one of the biggest challenges in wireless enterprise. Data security in wireless network has posed as a threat that has stuck to the core of data communication from point a to point b. Wlan security networking with confidence introduction so youve just installed a new wireless local area network wlan in your small business or home. 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. Internet security is a key ncsc priority and we continuously update our advice on issues such as wifi safety. The access point is on and connected, the client pcs are connected to the access point, allowing you to connect to others and the internet without worrying about wires. Various wireless security protocols were developed to protect home wireless networks. This paper discusses the vulnerabilities and security issues pertaining to the ieee.
Every day our editors scan the web looking for the most relevant content about wireless networks lanwan and posts it here. The top lan security issues in a clientserver network environment in this searchsecurity. You will be amazed at how easy it is to collect a lot. General security issues of wireless networks network security issues, whether wired or wireless, fall into three main categories. Besides all these advantages wlan are also facing major problems of security. Wireless security 6 in this tutorial, you will be taken on a journey through different methods of wireless communication. 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 computing. Security issues in wireless local area networks wlan. Section ii provides an overview of wlan security as specified in the 802. Wireless network security is a concern for your home network, when you use a public wifi hotspot, and for businesses that use wireless. The security of each wlan is heavily dependent on how well each wlan componentincluding client devices, access points ap, and wireless switchesis secured. In order to properly stop threats, businesses should consider these network security requirements to protect their network. Internet security is a key ncsc priority and we continuously update our.
Inadequate installations, specifications, or an incomplete understanding of wlan topography are perhaps the most common variables that present organizations with wlan security problems. Marketscope for wireless lan intrusion prevention systems july 2009. Installing a an are access points aps and network interface cards nicsclient adapters. A comprehensive study of wifi security challenges and solutions smita parte1, smriti pandya2 abstract. Other potential issues with configuration include weak passphrases, weak security deployments i. All wifi networks are vulnerable to hacking, security. This report discusses the security issues of wlan based on ieee 802. A wireless local area network wlan is a group of wireless networking devices within a limited geographic area, such as an office building, that exchange data through radio communications. Wlan is deployed as an extension of already existed wired lan. Depending on the size of your enterprise and the level of risk wlan opens up, you may want to start with the security 802. Wep vs wpa vs wpa2, and default ssid usage among others. You will learn about wireless local area network wlan as most of us know it, and then go deeper into the practical aspects behind wireless security. Hemant chaskar director of technology airtight networks.
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