How should organisations decide when to store non-login data in a password manager vault?

Why This Matters for Security Teams

Deciding whether non-login data belongs in a password manager is really a governance question, not a storage preference. Once secure notes, payment cards, API keys, recovery codes, or team identities are stored in the same vault as credentials, the vault becomes a high-value secrets workspace with shared ownership, access review, retention, and offboarding obligations. NIST’s Cybersecurity Framework 2.0 helps teams frame this as asset protection and lifecycle control, while NHIMG’s Guide to the Secret Sprawl Challenge shows how quickly sensitive material spreads when ownership is unclear.

The practical mistake is assuming that “encrypted in a vault” automatically means “managed safely.” That is only true when the data has the same classification, access model, and revocation path as a login secret. If the organisation cannot answer who owns the item, who can share it, and how it is removed when staff leave, then the vault is acting as a dumping ground rather than a control point. In practice, many security teams discover vault sprawl only after offboarding, incident response, or audit findings have already exposed the weak process.

How It Works in Practice

A useful decision rule is to store non-login data in a password manager only when it behaves like a managed secret, not like general-purpose content. That means the item has a clear owner, a defined business purpose, a limited audience, and a lifecycle that can be enforced. For example, a shared recovery code or a team API key may fit if the vault supports granular permissions, audit logs, expiry, and revocation. A policy document, customer list, or miscellaneous note usually does not.

Security teams usually apply four checks before allowing non-login content into the vault:

• Can the item be classified as a secret, identity artifact, or tightly scoped operational record?
• Does access map to a specific group or role, with joiner-mover-leaver handling?
• Can the item be rotated, revoked, or deleted without manual chasing?
• Would the item still be acceptable if reviewed in an audit or incident response?

This is where vault governance matters. NIST SP 800-53 Rev. 5 Security and Privacy Controls is useful for mapping access control, auditability, and media protection requirements to non-login vault content. NHIMG’s Ultimate Guide to NHIs - Lifecycle Processes for Managing NHIs and Ultimate Guide to NHIs - Static vs Dynamic Secrets are useful references for separating durable records from short-lived secrets. The best practice is to reserve the vault for data that benefits from secret-grade handling and to keep everything else in systems built for records, tickets, or documents. These controls tend to break down when teams start using shared vault folders as a convenience layer for ad hoc collaboration, because ownership and expiry become invisible.

Common Variations and Edge Cases

Tighter vault use often increases administrative overhead, requiring organisations to balance convenience against control. That tradeoff is most obvious for teams that want to store cards, recovery codes, SSH keys, vendor credentials, and privileged notes in one place. Current guidance suggests that this can work, but only when the vault is treated as a governed repository with clear item types and approval rules, not as a catch-all knowledge store.

There is no universal standard for this yet, so organisations should define their own boundary conditions. A strong policy usually allows non-login data when it is security-sensitive, individually assigned, and directly tied to access or recovery. It usually excludes free-form notes, personal data with broad business value, and content that requires retention rules different from secrets. The safest approach is to document what belongs in the vault, what belongs in a document system, and what must never be shared through vault notes. NHIMG’s Top 10 NHI Issues reinforces the broader lesson that unmanaged identity and secret sprawl is often a process failure first, and a tooling failure second.

Teams should also be cautious during mergers, rapid onboarding, and offboarding events, where vault content often expands faster than governance. The decision is not whether the data is sensitive enough to hide, but whether the organisation can control its full lifecycle inside the vault.

Related resources from NHI Mgmt Group

• How do organisations demonstrate the impact of data governance to non-data stakeholders?
• How should SMBs decide when a secure vault is better than a password manager?
• How should organisations decide when to use passkeys versus digital identity credentials?
• How should organisations govern data and AI when teams are using models, agents, and fragmented data sources at the same time?