CWNA Summary Notes: Legacy 802.11 Security | Legacy Authentication

Legacy Authentication Legacy authentication methods were more of an authentication of capability (verification between two devices that they were valid 802.11 devices) and not so much an authentication of user identity. They are of two types: Open System Authentication It provides authentication without performing any form of user verification Involved a 2 way exchange between … Continue reading CWNA Summary Notes: Legacy 802.11 Security | Legacy Authentication →

CWNA Summary Notes: 802.11 Network Security Architecture

Components of a Secure Network Required components when securing a network are: Data Privacy and Integrity Access to Wireless medium is unrestricted hence the use of cipher encryption technologies is needed for proper data privacy. A cipher is an algorithm that is used to perform encryption: RC4 algorithm ( Ron's Code / Rivest Cipher) It encrypts … Continue reading CWNA Summary Notes: 802.11 Network Security Architecture →

Cisco R&S: Configure AAA with local authentication on Cisco Router

First let us configure local authentication to use this username and password G00-2921-01/29(config)username admin privilege 15 secret 0 admin G00-2921-01/29(config)enable secret 123456 Enable AAA on the Router G00-2921-01/29(config)#aaa new-model Configure local authentication. This uses the username and the password that I have already configured on the router for authentication. G00-2921-01/29(config)#aaa authentication login default local I … Continue reading Cisco R&S: Configure AAA with local authentication on Cisco Router →