Technology Selection
Azure vs AWS vs Google Cloud vs OCI: An Honest Comparison
There is no best cloud — only the best fit for a specific workload. A neutral look at where each hyperscaler is strongest and the criteria that should decide.
Key takeaways
- Decide first whether you need compliance automation or full enterprise risk management.
- The control framework design matters more than the platform.
- Integrations that collect evidence automatically deliver most of the value.
- Model total cost over three years, including administration effort.
Two different kinds of tool
The GRC market spans two quite different categories. Compliance automation platforms focus on readiness for specific frameworks: control libraries, automated evidence collection from cloud and identity systems, policy management and auditor collaboration. Enterprise GRC suites add broad risk management, internal audit, operational resilience and complex workflow across the organisation.
Buying an enterprise suite when you need compliance automation creates a long implementation and a platform nobody uses fully. Buying a lightweight tool when you need enterprise risk management leaves gaps that spreadsheets quietly fill. Start by deciding which problem you are solving.
Requirements to define before you look at demos
- Frameworks — which standards and regulations you must evidence now and in the next two years.
- Users — who will use the platform: security, risk, audit, IT, business control owners, suppliers.
- Evidence sources — which cloud, identity, endpoint and ticketing systems should feed evidence automatically.
- Risk management depth — a simple risk register, or quantified risk with appetite, indicators and treatment workflow.
- Third-party risk — the number of suppliers and the depth of assessment required.
- Hosting and data location — where the platform and its evidence will be stored.
What to test in a shortlist
| Criterion | What good looks like |
|---|---|
| Control library | Current content for your frameworks, with cross-mapping so one control satisfies several |
| Evidence automation | Native integrations that pull configuration and records without manual uploads |
| Usability for control owners | Business users can complete tasks without training sessions |
| Reporting | Board, regulator and auditor views without exporting to spreadsheets |
| Administration | Your team can maintain the platform without vendor professional services |
| Exit | Controls, evidence and history can be exported in a usable format |
The hidden costs
- Implementation — for enterprise suites, often comparable to several years of licences.
- Content maintenance — keeping control libraries current as frameworks change.
- Administration — someone must own workflows, users and integrations.
- Adoption — a platform that control owners avoid becomes an expensive document store.
Signs you are over-buying
- You are evaluating enterprise risk modules you have no plan to use in the next year.
- The implementation plan is longer than your next audit cycle.
- Most of the demo was spent on configurability rather than your actual frameworks.
- Nobody in the organisation will own the platform after go-live.
Get the control framework right first
The platform matters less than the control framework it holds. A unified control library, mapped to every framework you answer to, with named owners and a defined evidence calendar, will work in almost any tool. A poorly designed framework will fail in every tool. Design the framework first, then choose the platform that supports it with the least friction.
A practical selection process
| Step | What happens | Output |
|---|---|---|
| 1. Requirements | Workshops with security, risk, audit, IT and a sample of control owners | Weighted requirements list |
| 2. Long list | Market scan against must-have criteria such as frameworks, hosting and integrations | Four to six candidates |
| 3. Scripted demos | Vendors demonstrate your scenarios, using your controls, not their standard script | Scored demo results |
| 4. Proof of value | Two finalists connected to real evidence sources for a short, time-boxed trial | Evidence of automation in your environment |
| 5. Commercials | Three-year cost, including implementation, administration and content maintenance | Total cost comparison |
| 6. Decision | Recommendation with scoring and rationale recorded | Decision record for procurement and audit |
This process typically takes six to ten weeks. It is time well spent: switching platforms after implementation is far more expensive than choosing carefully.
What success looks like after go-live
Within the first audit cycle, a well-chosen platform should show measurable results: evidence collected automatically for a large share of technical controls, control owners completing their tasks without chasing, and audit preparation measured in days rather than weeks.
Track three indicators from the start — the percentage of controls with automated evidence, overdue control tasks, and audit preparation effort — and review them each quarter. If they are not improving, the problem is usually ownership or framework design rather than the tool itself.
Frequently asked questions
Do we need a GRC platform at all?
If you manage one framework with a small number of controls, well-organised documents may be enough. Once you manage several frameworks, auditors and control owners, automation usually pays for itself quickly.
How long does implementation take?
A focused compliance automation deployment for one or two frameworks often takes six to twelve weeks. Enterprise suites covering risk, audit and third parties commonly take three to six months.
Can we migrate from spreadsheets without losing history?
Yes. Plan a structured migration of controls, evidence and open findings, and decide which historical records must be retained for auditors.
NAZZTEC Editorial TeamWritten and reviewed by NAZZTEC practitioners. This briefing is general guidance, not legal advice.
