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2026-07-22By LYNIO Security Team

Fortifying Your Credentials: Inside the LYNIO KMS and Secrets Vault

The Secret to True Cloud Security

As developers, we all know the temptation: hardcoding a database password in a config file, checking an API token into a Git repository, or pasting SSH credentials into a server script. But in a modern security environment, these shortcuts are a recipe for disaster.

To help you protect your most sensitive data, we built the LYNIO Secrets Vault and Key Management Service (KMS) directly into Lynio IAM. Now, you can manage, encrypt, and audit your organization's secrets using the same enterprise-grade cryptography used by major financial institutions—right from your console dashboard.

Envelope Encryption: The Gold Standard

Behind the scenes, the LYNIO Secrets Vault does not just store your passwords in a regular database column. We use Envelope Encryption powered by AES-256-GCM cryptography:

  • KMS Master Keys: You generate and manage master keys inside the console. These keys remain in a highly secure cryptographic memory space and never leave the system.
  • Data Encryption Keys (DEKs): Each secret is encrypted using a unique key, which is itself encrypted by your KMS Master Key.
  • Crypto-Shredding: If you ever need to permanently and immediately destroy a set of credentials (for example, in an emergency compliance scenario), you can delete the associated KMS Master Key. The encrypted secrets instantly become undecryptable, permanently shredding the data.

KMS and Secrets Vault

Fine-Grained Access with Custom Categories

Different teams in your company need access to different credentials. Your developers need database passwords, but only your infrastructure team should see the main firewall API keys.

The LYNIO Secrets Vault solves this with Custom Categories and granular Role-Based Access Control (RBAC):

  • Create categories like Databases, Production API Keys, or Infrastructure.
  • Write simple, namespaced permissions (like lynio.iam:vault:category:databases:read) and assign them to specific user roles.
  • Reveal on Demand: Users with the right permissions can view or copy passwords in real-time, while all actions are logged in the tenant's security audit trail.

Stop risking credential leaks. Move your secrets to a secure, sovereign environment. Head over to the Secrets Vault & KMS tab in the LYNIO Console to create your master keys and lock down your credentials today!