VaultLine CageOps | Casino Cage Management

Why VaultLine CageOps

Every dollar tracked to the cent. Every action attributed to a person.

Casino cages run on accuracy and accountability. A single miscounted drawer or an unexplained variance can mean hours of reconciliation, or a compliance finding. Legacy cage tools often rely on spreadsheets, aging software, or manual paper trails that are hard to audit and easy to dispute.

VaultLine CageOps replaces that with a single, modern system where every dollar is tracked to the cent, every action is attributed to a person, and every record can be proven untampered.

What It Does

The cage, end to end.

Cage window operations

Cashiers count their drawer by denomination at the start and end of each shift and record money-in and money-out transactions against a controlled list of reasons. The system computes the authoritative shift balance server-side in exact cents: beginning balance, money in and out, vault activity, expected versus actual, and the resulting variance, with no room for spreadsheet error.

Vault management with dual control

Vault fills follow a request, approve, complete workflow, so no single person can move money through the vault unchecked. Bank transfers and adjustments are captured as part of the balance, not bolted on afterward.

Shift closeouts

At the end of a shift, a cashier submits their drawer for review. A manager approves or rejects it, and larger variances are automatically flagged for attention. The person who handled the money never signs off on their own shift.

Manager oversight

Managers can drill into any cashier's shift and see the complete record: the opening count, every transaction with its date and time, the closing count, and the balance, all in one place, read-only.

Reporting

Filterable shift-balance reports by date range and cashier, with variance trends and cash-flow visualizations, exportable to CSV and PDF, and a clean print layout for the records room.

Tamper-evident audit trail

Every action is written to an append-only audit log: who did what, when, and from where. Records are cryptographically hash-chained, so any attempt to alter or delete history after the fact is detectable. Auditors can verify the integrity of the entire chain on demand.

Built for Compliance

Segregation of duties, enforced by the software.

VaultLine CageOps is designed around segregation of duties, following practices expected by gaming regulators such as the Colorado Division of Gaming. Three distinct roles keep responsibilities separated, and these boundaries are enforced by the software, not by policy alone. A user without cage authority simply cannot perform cage transactions, no matter how they try to reach them.

Cashier	Conducts cage window operations. The only role that touches the drawer.
Manager on Duty	Reviews closeouts, approves vault fills, and oversees cashier activity, but never conducts cage transactions.
Administrator	Manages users, settings, and system integrity, with no cage authority at all.

Security and Accuracy

Correct by design.

Exact-cent accounting. All money is handled as whole cents; no floating-point rounding errors, ever.
Server-side enforcement. Permissions are checked on the server; the interface only ever shows what a user is actually allowed to do.
Hardened access. Protected sessions, cross-site request protection, login rate-limiting, and automatic lockout after repeated failed attempts.
Accounts are disabled, never deleted, preserving a complete history for audit.
Tamper-evident records. The hash-chained audit log makes silent after-the-fact edits detectable.

Deployment

An on-premise appliance.

VaultLine CageOps installs as a self-contained appliance on a standard Linux server (Alma Linux) with a PostgreSQL database. The technology stack is deliberately simple and proven, chosen for stability and long service life on gaming-floor hardware.

Runs on your property. No cloud, no external services, no data egress.
Air-gap friendly. The application ships with no external dependencies at runtime; it needs no internet access to operate.
Single-tenant. Each property runs its own isolated instance.
Low footprint. A modern, lightweight stack that a single server handles comfortably.

At a Glance

Product	VaultLine CageOps
Category	Casino cage management
Deployment	On-premise appliance (Linux + PostgreSQL)
Access model	Role-based, segregation of duties
Money handling	Exact-cent, server-authoritative
Audit	Append-only, cryptographically hash-chained
Interface	Modern web application, light and dark themes
Data residency	Stays entirely on the property

Who it is for

Casino cage operations of any size that need controlled workflows, accurate drawer balancing, and audit-ready records, without sending sensitive financial data off-site. To arrange a demonstration or discuss deployment at your property, contact the Doradus Labs team.

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