Hybrid vs. Full SaaS IAM: Which Path Is Right for You?
A Practitioner’s Checklist for Choosing the Right IAM Deployment Model
IAM teams need a deployment model that fits their existing environment, security requirements, and operational capabilities. Choosing between full SaaS and hybrid IAM can affect how you manage legacy applications, data, compliance, infrastructure, and ongoing operations. This checklist helps practitioners evaluate both approaches and determine which model best fits their organization.
Checklist:
- Data & compliance: Determine whether your requirements call for greater control over data and infrastructure or whether SaaS-managed compliance standards such as FedRAMP, GDPR, and ISO certifications meet your needs.
- Application environment: Consider hybrid IAM when supporting legacy or on-premises applications, or full SaaS when most applications and services are cloud-based.
- Operational capacity: Assess whether your team has the resources to manage infrastructure and maintenance internally or would benefit from shifting operational responsibilities to a SaaS provider.
- Scalability: Evaluate how each model can support business growth, remote and distributed workforces, increasing authentication demands, and new digital services.
- Implementation & efficiency: Compare deployment complexity, ongoing maintenance, integration effort, and the opportunity to reduce operational overhead.
- Future readiness: Consider which approach gives your team the flexibility to adopt new identity capabilities while supporting your long-term cloud and security strategy.
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