Security Architecture
Security designed in, not bolted on. Cloud, identity, network and data architecture that holds as you scale, designed by architects and built by the engineers who designed it.
Your architecture grew faster
than anyone designed it.
Nobody chose the current design. It accumulated: shared admin keys, a flat network, a cloud account per team, a SaaS for everything. It works, until something shows how far a single compromise can travel.
- A pen test reaches production from a single laptop.
- An enterprise customer asks for your architecture and data flows.
- You are moving to the cloud, to Kubernetes or to a new region.
Three ways to get it right.
Most teams try the first two before they call us. Only one leaves you with a design you can defend and infrastructure that matches it.
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01
Let the team figure it out
Your engineers know the systems best. But security architecture is a specialism, and every design decision competes with the roadmap.
risk: learned in production -
02
Buy another tool
Each tool secures one layer and adds another console. The gaps sit between them, where nobody owns the design.
output: more dashboards -
03
nesec Security Architecture
Senior architects who design the target state with your team, and engineers who build it into your cloud, code and pipelines.
output: designs + built infrastructure
Your biggest exposure first. Fixes in weeks, not after a redesign.
There is no standard blueprint. We start from what you are building, or from what keeps you up at night, and design around your stack, your constraints and your roadmap.
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first weeks
Close the biggest gaps
We threat-model the systems that matter most, then fix what an attacker would reach for first: exposed admin access, shared credentials, flat networks, missing logs.
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next
Design the target
A target architecture shaped with your engineers, recorded as decisions and diagrams your team can defend to auditors and customers. Sized to your stage, not to a reference model.
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ongoing
Build and review
Our engineers implement it as code alongside yours. Every new service, region or vendor gets a design review before it ships, so the architecture stays true as you grow.
Every layer, designed as one system.
Attackers chain weaknesses across layers. We design them together, and cover only the layers your systems need.
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01
Identity & access
SSO, MFA, least privilege and privileged access across cloud and SaaS. Joiners, movers and leavers handled without tickets.
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02
Cloud foundations
Account and landing zone structure, guardrails and secure baselines for AWS, Azure and GCP.
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03
Network & zero trust
Segmentation, private connectivity, and zero trust access that replaces flat networks and shared VPNs.
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04
Data protection
Classification, encryption, key and secrets management, and data flows mapped for GDPR and customer reviews.
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05
Applications & pipelines
Threat modelling, secure SDLC, CI/CD hardening, software supply chain and infrastructure as code.
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06
Detection & resilience
Central logging and alerting, backups that actually restore, and a design that contains the blast radius.
Diagrams do not stop attackers. Infrastructure does.
Most architecture reviews end as a PDF. Ours end as infrastructure: the people who draw the design write the code, configure the cloud and wire it into your pipelines. Then your team owns it.
Designed by architects. Built by engineers.
Built for teams about to scale.
If you already have a security architecture function, we extend it. We do not replace it.
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Scaling
Growing from a handful of services to many teams, regions and customers, and the original design will not stretch.
stage: scaling
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Migrating
Moving to the cloud, to Kubernetes or to a new platform, and want security designed in rather than retrofitted.
change: migration
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Under scrutiny
Facing an audit, a pen test or an enterprise review that will look closely at how your systems are built.
review: incoming
Build it secure the first time.
Tell us what you run and what you are building next. We will tell you where we would start.
Book a 30-minute call →