Gemalto SafeNet KeySecure - Gemalto SafeNet KeySecure is a centralized cryptographic key management platform.
OpenXPKI - OpenXPKI is a software stack that provides all necessary components to manage keys and certificates...
KeyNexus - KeyNexus is a cloud-based encryption-key storage and provisioning service purpose-built for developers of cloud-based applications.
Dogtag PKI - The Dogtag Certificate System is an enterprise-class open source Certificate Authority (CA).
Vault by HashiCorp - Tool for managing secrets
EnvKey - Protect API keys and credentials. Keep configuration in sync everywhere.