Software · head to head
HashiCorp Vault vs Cisco Duo
The short version
- Each has a real cost: HashiCorp Vault policies are written in HCL with no graphical user interface for policy management or editing; Cisco Duo free tier caps at 10 users; every paid tier requires a minimum of 10 users
Where they differ
Only the attributes on which HashiCorp Vault and Cisco Duo actually diverge.
| Attribute | HashiCorp Vault | Cisco Duo |
|---|---|---|
| Pricing model | open-source | freemium |
| Platforms | Linux, Windows, Mac, Api | Web |
| Founded | 2014 | Unknown |
Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Unknown).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in HashiCorp Vault
- Secret storage
- Dynamic secrets
- Encryption as a service
- Identity-based access
- Audit logging
- Leasing and renewal
- Secret engines
- Auth methods
Only in Cisco Duo
Nothing recorded that HashiCorp Vault does not also cover.
What people use each for
The jobs each tool is most often brought in to do.
HashiCorp Vault
- Secrets managementnot Cisco Duo
- Database credentialsnot Cisco Duo
- API keysnot Cisco Duo
- SSH accessnot Cisco Duo
- PKI and certificatesnot Cisco Duo
Cisco Duo
No use cases recorded yet. See the Cisco Duo review.
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
HashiCorp Vault
- Policies are written in HCL with no graphical user interface for policy management or editing
- Unsealing requires managing multiple key shares and coordinating a quorum of operators
- Community Edition lacks enterprise features like namespaces and disaster recovery replication
- Requires additional monitoring solutions for alerting and observability
Cisco Duo
- Free tier caps at 10 users; every paid tier requires a minimum of 10 users
- Licenses cannot be bought individually above the free tier: under 100 users they are sold in increments of 10, and over 100 users in increments of 25
- Duo Premier, the top tier with the most adaptive access controls, costs $9 per user per month on top of the per-increment purchase requirement
Pricing, plan by plan
HashiCorp Vault
Free- Open SourceFree
- Secrets management
- Encryption
- Community support
- Vault Enterprise$6000/year
- Replication
- HSM support
- Advanced audit
Cisco Duo
FreeNo published plan breakdown. See the Cisco Duo review.
Which should you pick?
Choose HashiCorp Vault if
- You need secret storage.
- You want to start without paying.
- You work on Linux, Windows, Mac, Api.
- You also want dynamic secrets.
Questions people ask
- Is HashiCorp Vault or Cisco Duo better?
- Neither clearly leads. HashiCorp Vault starts at Free and Cisco Duo at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, HashiCorp Vault or Cisco Duo?
- HashiCorp Vault starts at Free and Cisco Duo at Free.
- Does HashiCorp Vault or Cisco Duo run on more platforms?
- HashiCorp Vault runs on Linux, Windows, Mac, Api. Cisco Duo runs on Web.
- Can I use HashiCorp Vault for free?
- Both have a free tier, so you can try either at no cost before committing.
- What is HashiCorp Vault best used for?
- HashiCorp Vault is most often used for secrets management, database credentials, api keys, ssh access. Of those, secrets management and database credentials are not what Cisco Duo is typically brought in for.
- What can HashiCorp Vault do that Cisco Duo cannot?
- HashiCorp Vault covers Secret storage, Dynamic secrets, Encryption as a service, Identity-based access.
Answered from the vendors’ own pages
HashiCorp Vault: Does HashiCorp Vault have a free version?
Yes. The open-source Community Edition is completely free and includes core secrets management, dynamic secrets, and encryption as a service. It is self-hosted with no licensing fees or secret count limits, but lacks enterprise features like namespaces, disaster recovery replication, and Sentinel policies.
SourceHashiCorp Vault: Can I use HashiCorp Vault in production?
The Community Edition is suitable for non-production environments and small teams. For production deployments, organizations typically use HCP Vault Dedicated (managed cloud service starting at approximately 22 USD per month) or Vault Enterprise with custom pricing that includes disaster recovery, performance replication, and 24/7 support.
SourceHashiCorp Vault: What are the main integrations available?
Vault integrates with AWS, Azure, Google Cloud, Active Directory, Okta, and 80+ other platforms. It supports dynamic credential generation for cloud providers, database systems, and identity services, enabling centralized secret management across multi-cloud infrastructure.
SourceHashiCorp Vault: Does Vault work offline?
Vault requires network connectivity to function as it is a centralized secrets management server. However, it can be deployed on-premises for air-gapped environments, and clients can cache short-lived tokens for temporary offline access once authenticated.
Source