OEM & Lieferant - Ausgabe 2/2022

Based on the analysis result, a test strategy is developed in alignment with the customer, from which the test concept is derived. After generating test specifications and test cases, taking traceability into account, the test execution is also planned and implemented with regard to possible test automation. The test concept is based on the required project priorities. A project example could look as follows: Test case development for Certificate handling according to customer-specific requirements Secure diagnostics using Service Authenticate 0x29 Data integrity validation (IVD – Integrity- ValidationData) Protocol for managing updates of certificates and other types of sensitive data Closure of the debug interface (locked after series production) Secure software update to reduce the risk of unauthorised access to software in ECUs The implementation of the cybersecurity scope is carried out by using "test-driven development"-method, i.e. validation and test of an automotive ECU is carried out in several test rounds. The procedure of the ServiceXpert engineers is generally based on the following sequence: Generic and detailed test case definition, extension with customer-specific test cases, collaborative review of the test scope with the customer, implementation of test automation and finally test execution, result analysis and reporting to the customer. ServiceXpert relies on a self-developed test framework using tools established in the automotive industry. Since systems of the latest architecture and high performance are developed in this context, the validation tasks are carried out in parallel in close coordination with the system and software development department. A Scrum-like approach to the validation process is required, which is strongly based on the agile development processes. These requirements result from the fact that it is necessary to react to short-term changes in system and software development, also in validation. Against the background of new norms and standards, ServiceXpert also provides support in the area of process adaptation and improvement. In addition to providing state-of-the-art software development for business partners worldwide, ServiceXpert has a strong team of cybersecurity experts who can carry know-how into standard development projects as well as assure projects with a strong cybersecurity focus to protect products and their data (in the automotive industry). The ServiceXpert team's expertise in complex electronic and IT systems as well as diagnostic know-how always flows into projects. The team works intensively on cybersecurity topics of tomorrow. With technological competence and special customer proximity, ServiceXpert delivers customised and intelligent support and solutions in the field of electrical and electronic system development. ServiceXpert also benefits from Cognizant‘s IT expertise as part of the Cognizant Mobility Group. Share ServiceXpert GmbH https://servicexpert.de/en

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