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About ASNC

An engineering firm that happens to specialise in security

We were founded by architects who were tired of advice that stopped at the slide deck. ASNC delivers designs, code and operating models that survive audit, incident and scale — from Portugal, across Europe and Brazil.

Our story

ASNC was founded by security architects and engineers who were tired of advice that stopped at the slide deck. Our roots are in cryptography, network engineering and cloud platform work — and as identity became the new perimeter and regulation grew teeth, our remit widened while the method stayed the same: understand the threat, model the system, then build the control.

We are based in Europe with delivery from Portugal, and we support organisations in Brazil and the wider LATAM region. We work remote-first with client platform, network and identity teams in their own tooling and change process.

We remain independent of vendors, which means our reference architectures recommend what fits the estate rather than what carries a margin. Our consultants are practitioners first: senior architects keep hands-on delivery time, and what we recommend is what we are prepared to implement.

Principles

  • Threat before technology

    Controls are chosen against modelled adversaries.

  • Design for evidence

    If it can't be evidenced, it can't be assured.

  • Least privilege, always

    Standing access is treated as an incident waiting.

  • Leave capability behind

    We measure success by what your team runs without us.

  • Vendor independent

    No resale margin behind any recommendation we make.

  • Practitioner led

    Senior architects stay hands-on through delivery.

  • Europe & Brazil

    Delivery from Portugal across the EU and LATAM.

  • Evidence driven

    If a control can't be evidenced, it isn't finished.

Engagement model

Four ways enterprises work with us

Assess

Rapid architecture and control maturity reviews with a prioritised, costed roadmap.

Architect

Target-state design, reference patterns and guardrails your platform teams can adopt.

Implement

Embedded engineering squads delivering controls, automation and detections.

Operate

Co-managed operations, assurance testing and continuous control validation.

Credentials

Standards we build against

  • NIST Cybersecurity Framework 2.0 and SP 800-53 Rev. 5
  • ISO/IEC 27001:2022 and ISO/IEC 27017 for cloud services
  • PCI DSS 4.0 for payment and cardholder environments
  • SOC 2 Type II readiness and continuous evidence collection
  • DORA and NIS2 operational resilience obligations
  • CIS Benchmarks and cloud provider well-architected security pillars

Work with architects who ship

Tell us about your environment and we'll bring a point of view, not a questionnaire.