'Wired equivalent privacy' presentation slideshows

802.11 Wireless LANs

802.11 Wireless LANs. Abhishek Karnik, Dr. Ratan Guha University Of Central Florida. OVERVIEW . Introduction 802.11 Basics 802.11e for QoS WEP . INTRODUCTION. In 1997 the IEEE adopted IEEE Std. 802.11-1997 Defines MAC and PHY layers for LAN and wireless connectivity.

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IEEE 802.11 Wireless LANs

IEEE 802.11 Wireless LANs. Presented by Peng Ge September 12, 2001. Wireless LAN v.s. Wired LAN. Similarity From the beginning, 802.11 was designed to look and feel like other IEEE 802 wired LAN 802.11 operates under 802.2 LLC layer (same as 802.3) Difference

705 views • 49 slides

Network Security Essentials

Network Security Essentials. Fifth Edition by William Stallings. Chapter 2. Symmetric Encryption and Message Confidentiality.

597 views • 38 slides

Penetration Testing Steps

876 views • 38 slides

Chapter 5

Chapter 5. LANs and WLANs. Chapter Contents. Section A: Network Building Blocks Section B: Wired Networks Section C: Wireless Networks Section D: Using LANs Section E: Security Through Encryption. Network Building Blocks. Network Classifications LAN Standards Network Devices

504 views • 37 slides

Security Issues in Wireless Networks

Security Issues in Wireless Networks. Kumar Viswanath CMPE 293. What is Cryptography. Cryptography is the work of people suffering from delusional paranoia. Security Requirements. Confidentiality Protection from disclosure to unauthorized persons Integrity Maintaining Data Consistency

731 views • 36 slides

CompTIA Network +

CompTIA Network +. Chapter 8 Connecting Wirelessly. Objectives. How do various wireless LAN (WLAN) technologies function, and what wireless standards are in common use? What are some of the most important WLAN design considerations?

1.07k views • 33 slides

Secure Authentication System for Public WLAN Roaming

Secure Authentication System for Public WLAN Roaming . Ana Sanz Merino, Yasuhiko Matsunaga, Manish Shah, Takashi Suzuki, Randy H. Katz Presented by Dustin Christmann April 20, 2009. Outline. Introduction Current Approaches Single Sign-On Confederation Model

458 views • 29 slides

Security flaws of the WEP-Protocol

Security flaws of the WEP-Protocol. by Bastian Sopora, Seminar Computer Security 2006. Agenda. Introduction Basics of the WEP-Protocol Weaknesses of WEP Breaking WEP Alternatives & Outlook Summary & Discussion. Wireless Networking. ALOHAnet 1997: IEEE 802.11 (IR)

475 views • 28 slides

Wireless LAN Security

Wireless LAN Security. Kim W. Tracy NEIU, University Computing k.w.tracy@ieee.org. Outline. Threats to LANs & Wireless LANs Wireless LAN Security Techniques Summary. Fundamental Premise. Security cannot be considered in isolation and to be effective must consider the entire system

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Security Analysis and Improvements for IEEE 802.11i

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W i reless LAN Security

W i reless LAN Security. Presented by: Pallavi Priyadarshini Student ID 003503527. Agenda. Brief background on Wireless LAN Basic security mechanisms in 802.11 WEP Vulnerabilities Enhancing wireless security with WPA Comparing WEP and WPA Conclusion. Brief Background.

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304 views • 17 slides

Home Wireless Security

David Mitchell 12/11/2007. Home Wireless Security. Home Wireless Security . Why? Open WEP WPA WPA2 . Why?. If you live in a house, your wireless network probably reaches to your neighbors. If you live in an apartment, your wireless network certainly reaches your neighbors.

279 views • 17 slides

Jaringan Komputer Dasar

Jaringan Komputer Dasar. Data Link Layer (2). Aurelio Rahmadian. Objektif. Teknik Media Access Control Media Access Control Addressing & Framing Data. Teknik Media Access Control. Physical Topology vs Logical Topology

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802.11a,b,g, and n Wireless

563 views • 16 slides

802.11a,b,g, and n Wireless

599 views • 16 slides

Cryptography and Authentication Lab

Cryptography and Authentication Lab. ECE4112 Group4 Joel Davis Scott Allen Quinn. Outline. Introduction Cryptography Basics Sample of Cryptography Protocols Authentication Basics Authentication Methods Lab Walkthrough. Introduction. Cryptography is the method of message secrecy

368 views • 14 slides

Network Security

Network Security. This lesson will cover:. Understanding the security risks on a network. Understand ways of keeping a network secure. Know some of the problems that network malfunctions cause. Computer viruses.

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Wireless Networking

190 views • 8 slides