Software failure
Securing mechatronic systems - Part 2

Since a software application does not wear out (no degradation), but can age, application failure is systematic. Failure is linked to one or more errors. Errors are internal to the software application and result from the propagation of other errors or the activation of a fault. A fault is precisely localized in a part of the software application. The activation of the fault generates an error which may result in failure or error propagation. Note that the origin of the fault is :

• (type "+" instead of...