ISC2 Certified Secure Software Lifecycle Professional (CSSLP) Practice Question

While decomposing a new public-facing API, the team subscribes to a trusted STIX/TAXII feed that reports a surge in token-spraying attacks against similar services. Which action best leverages this intelligence within the threat-modeling activity?

  • Correlate the reported campaign techniques with the API's entry points and update STRIDE data-flow diagrams to include credential-stuffing threats.

  • Forward the indicators to network operations so they can filter out any false positives before design work proceeds.

  • Defer use of the feed until the penetration testing phase when live exploits can be validated.

  • Abandon the current authentication design and mandate client-side certificates to eliminate credential attacks entirely.

ISC2 Certified Secure Software Lifecycle Professional (CSSLP)
Secure Software Architecture and Design
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