SecretHub - SecretHub is a developer tool to help you keep database passwords, API tokens, and other secrets...
CyberArk Conjur - Programmable open source interface that securely authenticates, controls and audits non-human access across tool stacks, apps, containers and cloud environments.
Amazon Key Management Service - Sysadmin
Amazon CloudFront - Amazon CloudFront is a content delivery web service.
Vault by HashiCorp - Tool for managing secrets
CloudFlare - Cloudflare is a global network designed to make everything you connect to the Internet secure, private, fast, and reliable.