wireless lan security issues ppt

Ngày tải lên: 01/09/2013, 10:54

...  While security is important for all networks, wireless LANs deserve special consideration since they are subject to an increased level of risk. First, since wireless extends beyond ... VLANs and, depending on the given wired infrastructure, can be difficult to configure and maintain. Alternately, Meraki provides an integrated LAN Isolation feature. LAN Isolation causes wireless ... false sense of security.        Companies deploying a wireless network need to take security into consideration. However, security does...

Ngày tải lên: 14/03/2014, 22:20

Ngày tải lên: 28/03/2014, 22:20

Ngày tải lên: 07/07/2014, 07:20

... unauthorized devices in its wireless portion. Security Issues in Wireless Systems 329 to substantial security risks. The major issues are [1–3]: (a) threats to the physical security of the network; ... Point-to-Point Tunneling Protocol (PPTP) standard 12 Security Issues in Wireless Systems The issue of security of computer systems and networks, especially security of wireless networks and systems ... shared between wireless LAN adapters and access points [13]. The IEEE 802.11 committee has established standards for wireless LANs and several companies have designed wireless LAN products that...

Ngày tải lên: 29/09/2013, 21:20

... Island, Clipperton Island, Cocos Island, Colombia, Cook Island, Coral Sea Islands, Costa Rica, Ecuador, El Salvador, Europa Island, Faroe Islands, Fiji, Glorioso Islands, Grenada, Guadeloupe, Guam, ... Solomon Islands, South Korea, Taiwan, India, Spratly Islands, Togo, Tonga, Trinidad and Tobago, Tromelin Island, Turks and Caicos Islands, Uruguay, US Virgin Islands, Venezuela, Wake Island, Western ... Aironet Wireless LAN Fundamentals (AWLF) v3.1 iii Table of Contents Volume 1 Introduction1-1 Overview1-1 Agenda1-2 Cisco Wireless 1-3 Wireless Data Networks 1-4 WLAN Evolution 1-5 Cisco Wireless...

Ngày tải lên: 11/12/2013, 15:15

... 802.11i FSR. Unfortunately, if your wireless LAN features APs that are not managed by WLAN controllers, PKC is unav ailable to you. Wireless LANs built without WLAN controllers were not completely ... with the vulnerabilities in wireless LAN security can be downright dangerous. In the past, most VoIP handset vendors supported only Wired Equiv alent Priv acy (WEP) security on V oIP handsets. ... deploy wireless V oIP while k eeping the rest of the network secure . Most wireless APs support multiple SSIDs, which can be tagged to unique VLANs. Segmenting WEP-only phones onto their own VLAN...

Ngày tải lên: 24/01/2014, 09:20

... problems. Index Terms— Wireless LAN, Land mobile radio cellular systems, Internetworking, Communication system security, Com- puter network security, Data security I. INTRODUCTION Wireless communication ... Maryland, College Park. His current research interests include wireless networks, the security of wireless mesh networks, and 3G/WLAN integration security. Contact him at mhshin@cs.umd.edu. Justin Ma ... common security algorithms,” 3GPP2 Techinical Specifications, Dec. 2002. [32] G. Koien and G. Rose, “Access security in CDMA2000, including a comparison with UMTS access security, ” IEEE Wireless...

Ngày tải lên: 14/02/2014, 16:20

... This Chapter The Wireless LAN Market Applications of Wireless LANs CWNA Study Guide © Copyright 2002 Planet3 Wireless, Inc. Chapter 1 - Introduction to Wireless LANs 10 There are ... 2002 Planet3 Wireless, Inc. Introduction xxv Wireless LAN Security – 16% 4.1. Protection 4.1.1. Identify the strengths, weaknesses and appropriate uses of the following wireless LAN security ... 4.3. Security Solutions 4.3.1. Given a wireless LAN scenario, identify the appropriate security solution from the following available wireless LAN security solutions  WEP key solutions  Wireless...

Ngày tải lên: 17/02/2014, 15:20

... up Workstation’s WEP Key. 2a. If you are using D-Link Wireless Utility to configure your D-Link Wireless Card: 1. Open the D-Link AirPlus wireless utility by double-clicking on the bar graph ... Start > Control Panel > Network) 2. Select your Wireless LAN Card, right click on the icon and select “Properties”. Click on Wireless Network” tab. 3. Select the Access Point which ... XP Wireless Utility as an example. 2. Right click on “My Network Places” on your desktop and select “Properties” (or go to Start > Control Panel > Network). 3. Select your Wireless LAN...

Ngày tải lên: 05/03/2014, 23:20

... Configuring the Wireless Network 63 About Wireless Security 63 Wireless Security Tips 64 General Network Security Guidelines 65 Understanding the Cisco RV220W’s Wireless Networks 66 Configuring Wireless ... 39 Enabling VLANs 39 Creating a VLAN 40 Configuring Port VLANs 41 Associating the Wireless Port to VLANs 42 Configuring Multiple VLAN Subnets 43 Configuring IPv6 LAN Properties 44 Configuring IPv6 ... other VLANS. To associate a LAN port to a VLAN: STEP 1 Choose Networking > LAN > Port VLAN. STEP 2 In the Port VLANs Table, check the box in the row of the LAN port that you want to configure...

Ngày tải lên: 22/03/2014, 14:20

... Challenges to National Security 3 The Role of the Economy in U.S. National Security 4 Other Roles of the Economy in National Security 6 Macroeconomic Issues in National Security 8 The Federal ... Economics and National Security: Issues and Implications for U.S. Policy Congressional Research Service Contents National Security and the Congressional Interest 1 National Security Strategy ... Economic Security: Neglected Dimension of National Security? , National Defense University, Washington, DC, August 25, 2010, http://www.ndu.edu/inss/docUploaded/ Economic _Security_ ROSENBERGER _PPT. pdf....

Ngày tải lên: 23/03/2014, 21:20

... Economic, and Security Issues and U.S. Interests Congressional Research Service 37 the implementation of a set of conditions related to document security, border security, and rule of law issues, ... the 43 rd Munich Conference on Security Policy, February 10, 2007, can be found at http://www.securityconference.de. Russian Political, Economic, and Security Issues and U.S. Interests Congressional ... 2009. 89 Russian Federation Security Council. Russian Federation National Security Strategy Until 2020, May 12, 2009. Russian Political, Economic, and Security Issues and U.S. Interests Congressional...

Ngày tải lên: 23/03/2014, 21:20

... [3] X. Du, H. Chen, " ;Security in Wireless Sensor Networks", IEEE Wireless Communications, 2008. [4] J. Granjal, R. Silva, J. Silva, " ;Security in Wireless Sensor Networks", ... networks are diverse, we focus on security of Wireless Sensor Network in this paper. We propose some of the security goal for Wireless Sensor Network. Further, security being vital to the acceptance ... threat analysis of Wireless Sensor Network. We also propose some countermeasures against these threats in Wireless Sensor Network. K EYWORDS Wireless Sensor Network (WSN), Security 1. I NTRODUCTION ...

Ngày tải lên: 28/03/2014, 22:20

Ngày tải lên: 28/03/2014, 22:20

Ngày tải lên: 22/06/2014, 22:20

Ngày tải lên: 30/07/2014, 20:20

Ngày tải lên: 30/07/2014, 20:20