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CERN, 2016-03-02
Stefan
Wagner
System-Theoretic
Safety Analysis of
Software-Intensive
Systems
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You can
copy, share and change,
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this presentation given that you attribute
it to its author and respect the rights and
licences of its parts.
based on slides by @SMEasterbrook und @ethanwhite
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Tools
Requirements
Engineering
Safety & Security
Engineering
Quality Engineering
Software
Engineering
Continuous, Agile &
Lean Engineering
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STAMP and
Software
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Design flaws
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The influence of
system design
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Case Study: Adaptive cruise control
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58
5/18/2011
STAMP
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Cruise
Control
Speed Sensor
Vehicle
Speed
Brake
Too late or no
braking
Wrong
interpretation
Software
controller fails
Brake command not
given
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Our extension:
STPA-Swiss
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Verification of safety requirements based on
system-theoretic analysis
Abdulkhaleq, Wagner, Leveson. A Comprehensive Safety Engineering Approach for Software-Intensive
Systems Based on STPA. Procedia Engineering 128:2–11, 2015
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The next challenge:
Truly autonomic driving
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Prof. Dr. Stefan Wagner
e-mail [email protected]
phone +49 (0) 711 685-88455
WWW www.iste.uni-stuttgart.de/se
Twitter prof_wagnerst
ORCID 0000-0002-5256-8429
Institute of Software Technology
Slides are available at www.stefan-wagner.biz.
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Pictures used in this slide deck
Safety by GotCredit (https://flic.kr/p/qHCmfo, Got Credit)
Pisa by Aaron Kreis (https://flic.kr/p/wzEw5K)
Concorde Cockpit by Dr. Richard Murray (https://commons.wikimedia.org/wiki/
File:Concorde_Cockpit_-_geograph.org.uk_-_1357498.jpg)
BMW 328i F30 2012 by HLW (https://commons.wikimedia.org/wiki/
File:BMW_328i_F30_2012_vl_2.jpg)
Screenshot from „The new E Class on the road to autonomous driving
Mercedes Benz original“ by motorcar (https://www.youtube.com/watch?
v=c5jK60DYzP8)