HP Sa3110 - VPN Server Appliance Manual page 26

Cryptographic Systems and Encryption Terminology
Related Related
Related Related
Information Information Information Information
2-6
Algorithm Algorithm Algorithm Algorithm
Triple Pass DES
(Key Space = 2*26
=52)
3DES
(Key Space = 3*26
=78)
3DES (page 2-7)
Data Encryption Standard (DES) (page 2-4)
Outer Cipher Block Chaining (CBC) (page 2-8)
Hewlett-Packard Company Virtual Private Networking Concepts Guide
After After
After After
Clear Clear Clear Clear First First First First
Text Text Text Text Encrypt Encrypt Encrypt Encrypt
E E E E
AT K1 = 3
DW
AT K1 = 3
DW
After After After After
After After After After
First First First First Second Second Second Second
Decrypt Decrypt Decrypt Decrypt Encrypt Encrypt Encrypt Encrypt
D D D D E E E E
K2 = 5 K1 = 3
YR BU
K2 = 5 K3 = 4
YR CV