November 2018
Intermediate to advanced
382 pages
11h 20m
English
Content preview from Practical Internet of Things Security - Second Edition
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Requirements
Initially, requirements are specified for the product, frequently embedded in a variety of specification types:
- System-level requirements are described in a System Requirements Specification (SyRS)
- A Software Requirements Specification (SRS) describes use cases for software, and associated functional and non-functional requirements
- Interface requirements are specified in an Interface Requirements Specification (IRS)
- Hardware requirements may be specified in a hardware functional or hardware requirements specification.
A process of requirements derivation is used to derive requirements from the system level to individual components.
Security engineers in a waterfall development program progress through the life cycle phases ...