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ALTERNATIVE APPLICATIONS

AWS Key Management Service (KMS) Alternatives

Should you replace AWS Key Management Service (KMS)?

Oracle Cloud Infrastructure Vault is the strongest catalog alternative to evaluate for AWS Key Management Service (KMS).

AWS Key Management Service (KMS)

Current
Seat-based Payg
4.4/5
Annual cost
--
Seats assigned
--

This catalog view compares public market data and does not include organization spend or usage.

AWS Key Management Service (KMS) alternatives

See how AWS Key Management Service (KMS) compares to 5 alternative apps you can switch to.

Oracle Cl...Best FitSeat-basedAvg. switch cost$14,400/yrOCI Vault offers superior HSM certification levels than standard AWS KMS at competitive rates, but locks you into the Oracle ecosystem.
Azure Key...Strong ContenderPublic pricingAvg. switch cost--Superior certificate management and Azure integration, but forces vendor lock-in without true multi-cloud key portability.
Fortanix ...Worth ConsideringPublic pricingAvg. switch cost--Fortanix trades AWS simplicity for hardware-grade security and true multi-cloud key sovereignty.
Ibm Key P...Worth ConsideringPublic pricingAvg. switch cost--IBM's FIPS 140-2 Level 3 HSMs offer superior hardware assurance, but ecosystem lock-in limits architectural flexibility.
Thales Ci...Worth ConsideringPublic pricingAvg. switch cost--Enterprise-grade compliance and hybrid coverage traded for cloud-native agility and zero-infrastructure simplicity.

Oracle Cloud Infrastructure Vault and Azure Key Vault selected for comparison.

Annual costTotal subscription cost for each app, shown for the selected billing period.
AWS Key M...

--

AWS KMS

Public catalog pricing. Organization spend is not included.

Oracle Cl...

$14,400

Software Vault

Public catalog pricing estimate.

Azure Key...

--

Standard

Public catalog pricing estimate.

3-Year Net SavingEstimated savings over three years after migration and setup costs.
AWS Key M...

$0

No migration in the current app baseline.

Oracle Cl...

--

After $12,000 estimated migration cost.

Azure Key...

--

After $25,000 estimated migration cost.

Team Fit ScoreHow closely the app matches the teams, workflows, and usage patterns currently in place.
AWS Key M...

--

Oracle Cl...

55/100

OCI Vault fits organizations consolidating on Oracle Cloud Infrastructure who require FIPS 140-2 Level 3 HSM-backed encryption. Security teams benefit from unified secrets and key management with competitive operational costs, but AWS-native shops face painful service disintegration and complete application re-encryption projects.

Azure Key...

70/100

Azure Key Vault serves security teams deeply integrated into Microsoft ecosystems with native certificate lifecycle management. It requires Azure Active Directory for access control, creating friction for AWS-centric organizations. The service excels when paired with Azure workloads but lacks the granular cross-account delegation found in AWS KMS.

Adoption RiskExpected friction, training effort, and behavior change needed to move teams onto the alternative.
AWS Key M...

--

Public adoption signal for the current app.

Oracle Cl...

medium

Oracle Cloud Infrastructure Vault is a low-complexity migration. Estimated 8 weeks and $12,000 one-time cost.

Azure Key...

low

Azure Key Vault is a medium-complexity migration. Estimated 8 weeks and $25,000 one-time cost.

User satisfactionAvailable rating and review signal for team sentiment around the app.
AWS Key M...

4.4/5.0

32 reviews

Oracle Cl...

4.3/5.0

18 reviews

Azure Key...

4.5/5.0

35 reviews

Timeline & DisruptionExpected migration duration and disruption to normal workflows.
AWS Key M...

No migration needed

Oracle Cl...

8 weeks

Low

Oracle Cloud Infrastructure Vault is a low-complexity migration. Estimated 8 weeks and $12,000 one-time cost.

Azure Key...

8 weeks

Medium

Azure Key Vault is a medium-complexity migration. Estimated 8 weeks and $25,000 one-time cost.

Setup & trainingOne-time implementation, enablement, and training investment required.
AWS Key M...

--

Oracle Cl...

$12,000

Estimated one-time migration and setup effort.

Azure Key...

$25,000

Estimated one-time migration and setup effort.

Integration CoverageHow much of the current integration and workflow surface is covered by the app.
AWS Key M...

--

Oracle Cl...

--

Supports 45 native integrations.

Azure Key...

--

Supports 90 native integrations.

Feature Match (%)How closely the app matches current feature needs, including notable gaps or risks.
AWS Key M...

100%

Oracle Cl...

78%

  • No native integration with AWS services like Lambda or S3
  • Lacks AWS KMS Grants for temporary delegated permissions
  • Smaller community and limited third-party tooling support
  • Multi-region key semantics differ from AWS implementation
Azure Key...

70%

  • No equivalent to AWS KMS cross-account grants for delegated access
  • Multi-region replication differs from KMS multi-region key synchronization
  • Native integration limited primarily to Azure ecosystem
  • Certificate lifecycle management adds billing complexity vs separate AWS ACM
CertificationsSecurity, privacy, and compliance certifications available for each app.
AWS Key M...
SOC 1SOC 2SOC 3ISO 27001ISO 27017ISO 27018PCI DSSHIPAAFedRAMPGDPR
Oracle Cl...
SOC 1SOC 2ISO 27001PCI DSSHIPAAFedRAMP HighFIPS 140-2 Level 3
Azure Key...
SOC 2 Type IIISO 27001FedRAMP HighPCI DSSFIPS 140-2 Level 3
Choose This IfThe conditions where keeping or switching to this app is likely to make sense.
AWS Key M...

You already standardize on this app.

Oracle Cl...

You are consolidating on Oracle Cloud Infrastructure and require FIPS 140-2 Level 3 certified HSM backing

Azure Key...

Your organization is standardized on Azure and requires integrated certificate lifecycle management

Avoid This IfThe conditions where this app is likely to create cost, workflow, or adoption risk.
AWS Key M...

Public pricing or fit signals no longer match your needs.

Oracle Cl...

Your applications rely on tight AWS service integration or you require temporary delegated access permissions (Grants)

Azure Key...

You operate multi-cloud environments requiring consistent key policies and grants across AWS and Azure

AWS Key Management Service (KMS) Alternatives | Doow