Alibaba Cloud Key Management Service (KMS) vs Tang: side-by-side comparison (2026)
Alibaba Cloud Key Management Service (KMS) is a commercial key management solution by Alibaba Cloud. Tang is a free key management solution. Features, integrations, deployment and the company behind each one, side by side.
Managed cloud key management and cryptography service with HSM support on Alibaba Cloud.
Tang is a network-based server that binds encrypted data access to network presence, allowing data decryption only when clients are connected to the specific network where the Tang server operates.
Side-by-side comparison
Feature
Alibaba Cloud Key Management Service (KMS)
Tang
Pricing model
Commercial
Free
Category
Key Management
Key Management
Deployment and fit
Deployment type
Cloud
On-Premises
Company size fit
SMB, Mid-Market, Enterprise
SMB, Mid-Market, Enterprise
Open source
GitHub stars
–
670
Last commit
–
Mar 2025
Company
Company
Alibaba Cloud
–
Use cases and capabilities
Encryption
Yes
Yes
Secrets Management
Yes
No
Server
No
Yes
Core features
10 features listed
No features listed
Integrations
9 integrations listed
No integrations listed
Need help choosing?
See more solutions in this category, or build a security stack from your picks.
