
210 The Method Framework for Engineering System Architectures
Table 10.2
Example Partial Architectural Concern versus Architectural Componen
t Matrix
Architectural Concern
vs. Vision Component
Matrix
Architectural Vision Components
User
Identifier
and Pass
Phrase
COTS
Security
Smart
Card
COTS
Biometrics
Reader
Locked
Rooms
with
Keyed
Access
Guards
with
Security
Cameras
Dedicated
Encryption/
Decryption
HW Server
COTS
Encryption/
Decryption
Software
Encrypted
Messages
Encrypted
Database
Records
COTS
Intrusion
Detection
Software
COTS
Antivirus
Software
Digital
Signature
Single
Sign-
On
Architectural Concerns
Access control ++ ++ ++
++ ++ 0
0 0 0 0 0
+ ++
Confidentiality + +
+ + + ++ ++ ++
++ 0