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2948 questions of the kind that actually get asked — in interviews, in architecture review boards, and by the person who has to run the thing at 3 AM. Every answer states the trade-off rather than the slogan, and says when the obvious choice is the wrong one.

All areas2948 Architecture Fundamentals91 Distributed Systems101 Data Architecture90 Cloud Architecture87 Networking96 API & Integration Architecture87 Reliability & Resilience99 Observability92 Performance & Capacity Engineering100 Security Architecture105 Cost Architecture & FinOps102 Business Architecture103 Architecture Communication102 Enterprise Architecture100 Legacy Modernization102 AI-Era Architecture106 Software Architecture & Engineering93 Architecture Patterns94 Architecture Decision-Making101 The Architect's Meta-Skills102 Delivery & Release Engineering103 Platform Engineering & Developer Experience102 Testing & Quality Architecture102 Data Platform Architecture98 Streaming & Real-Time Data103 Data Governance & Semantics91 Frontend & Experience Architecture101 Edge, Mobile & IoT98 Regulatory & Data Protection Architecture99 Assurance, Audit & Model Risk98
Difficulty Any beginner intermediate advanced

5 questions in Security vs Usability.

  1. Security vs Usability intermediate

    A B2B SaaS with 900 tenants makes SAML single sign-on mandatory for every enterprise-plan tenant after a security review, and local passwords are deleted. Six weeks later an identity provider outage locks about 40 tenants out for three hours and support has no way to help. What did the mandate buy, what did it pay, and what should have existed first?

    2 min answer ssoidentityavailabilitybreak-glass
  2. Security vs Usability advanced

    A consumer finance product must balance fraud controls against onboarding friction. How should that trade-off be made rather than argued?

    2 min answer slicefraudfrictionrisk
  3. Security vs Usability intermediate Multiple choice

    A payments console requires a hardware-key tap at login. About 3% of its monthly sessions create a payout or change bank details and 97% only read reports; support handles roughly 40 lost-key tickets a month and 12% of users keep a browser session open for days. Which change reduces the loss the control exists to prevent while lowering total friction?

    3 min answer step-up-authenticationfriction-budgetsession-theftpayments
  4. Security vs Usability intermediate

    A security control is being circumvented by most of the team. What do you conclude and what do you do?

    2 min answer securityusabilityworkaroundsfriction
  5. Security vs Usability advanced

    A security control materially reduces risk and adds friction to a developer workflow used thousands of times a day. How should the trade-off be made?

    2 min answer securityusabilityfrictionworkarounds