Posts Tagged ‘aes’
June 29th, 2009 | 
Author: Cryptography
Definitions:
Plaintext vs. Ciphertext
Cipher
Key
Required by the cipher for encrypting and decrypting
Cryptography and Encryption:
Shared key encryption:
Both sender and rcvr of an encrypted msg to have a shared secret – a sequence of characters called a key that the sender uses to encrypt the msg and that the recipient uses to decrypt it
Also known as secret key or symmetric key encryption
Tags: switch, guides, router, wan, vtp, cisco
Bitmindframes cisco study guides
Why use wireless?
Networks are evolving to support people on the move
Many different infastructures (wired LAN, service providers) allow mobility.
Productivity is no longer restricted to a fixed work location or a defined time period.
WLAN’s reduce cost.
Tags: vlan, vtp, wan, 802.1q, router, switch