HEXOSYS Services
Security
Strategy.
Risk-aligned strategy, roadmaps and operating models that connect security investment to business outcomes and regulatory obligations.
Boards, CISOs, CIOs and risk executives in regulated and complex organisations who need a defensible security direction - not just a list of tools.
HEXOSYS works as an independent advisor to set target-state direction, prioritise uplift against real risk, and design the operating model to sustain it. Strategy is grounded in architecture, so recommendations are implementable rather than aspirational.
Key capabilities
Risk-aligned security strategy and multi-year roadmaps
Target-state operating models (centralised, federated, hybrid)
Board-ready investment cases and prioritisation
Control uplift planning against Essential Eight, ISM, ISO 27001, APRA and state government obligations
Security governance and assurance frameworks
Independent advisory free of product or vendor bias
Typical outcomes
A clear, defensible security direction the board can support
Investment prioritised against actual risk and obligation
An operating model that sustains uplift beyond the engagement
Regulatory alignment demonstrable to auditors and regulators
Frameworks & standards we work to
We architect and assure to the frameworks that govern Australian and New Zealand organisations.
Australian government & national: ASD Information Security Manual (ISM) — our primary reference for government and Defence-adjacent work — ACSC Essential Eight, PSPF, and the SOCI Act critical-infrastructure obligations including CIRMP alignment.
Financial services (APRA): CPS 234 Information Security, CPS 230 Operational Risk Management and operational-resilience expectations, with security architecture supporting CPS 220 risk-management alignment.
International & industry: ISO/IEC 27001, NIST CSF, CIS Critical Security Controls and CIS Benchmarks for platform hardening.
New Zealand: NZISM and CERT NZ Critical Controls for engagements across our NZ practice.
Operational technology: IEC 62443 (zones-and-conduits security architecture), ACSC operational technology security principles, and NIST SP 800-82 guidance alignment; AESCSF for energy-sector engagements.
Secure by Design advisory
Independent review of solution designs across identity, privileged access, secure configuration, logging and monitoring, and vulnerability remediation. Security risk assessments and threat modelling for cloud-connected initiatives, with documented risks, treatments and residual risk positions ready for executive sign-off — supporting CPS 230 operational-resilience and CPS 220 risk-management alignment for regulated entities.
Governance artefacts
Security solution designs, segmentation and tagging standards, governance models, phased implementation roadmaps, operational guidance and architecture decision records — presented to executive and technical stakeholders.
Security assessments & attestation
Essential Eight maturity reviews and attestation support at enterprise scale; ISM- and PSPF-aligned system security planning and accreditation support; IRAP-aligned assessment and assurance artefact development; CPS 234 and CPS 230 readiness assessments for APRA-regulated entities; NZISM-aligned assessments for New Zealand organisations; CIS Critical Security Controls gap assessments and CIS Benchmark hardening reviews; SaaS integration security assessments; and control mapping across ISM, Essential Eight, ISO/IEC 27001, NIST CSF and the APRA CPS series.
Related insights
Set a security direction you can defend.
Discuss your requirements with a HEXOSYS Security Architect.
Speak with a Security ArchitectOpens hexosys.com.au - choose “Book a Security Consultation” there to reach the enquiry form.