IT Asset Management (ITAM)

ITAM covers everything a business owns or licenses to run its IT environment. That includes physical equipment, internal components, peripherals, and the software layer that runs on all of it.

Each asset in the register has an identity, such as a name, serial number, or inventory tag. It also has attributes that make it usable: a status, a responsible person, a department, and a location or workplace.

The scope is broad on purpose. A laptop's hardware record is only half useful without knowing what software runs on it. A license can only be audited when it is tied to the machine where it is installed. ITAM keeps both halves in one place.

ITAM combines two disciplines that run side by side but track different things.

Hardware asset management (HAM) covers the physical objects: the computer, its internal components, and connected peripherals. It answers what equipment exists, where it is, and whether what is connected to a machine matches its expected configuration.

Software asset management (SAM) covers what runs on that hardware: installed applications, their publishers and versions, install dates, and the licenses that authorize use. It answers what software is deployed, whether it is licensed, and whether unauthorized applications have appeared.

A mature ITAM program keeps both registers linked. Any application traces back to the hardware it runs on, and any device traces forward to everything installed on it.

ITAM programs track assets through five recurring stages. The same stages apply to hardware and software:

1. 1

   Acquisition

   Hardware is bought or leased, and software is licensed, before it reaches an employee. The item is entered in the register at this point, not after the fact.

2. 2

   Deployment

   The asset is commissioned and given an owner, a status, and a location. For a computer, a reference configuration and an approved software baseline are set.

3. 3

   In-use operation

   Hardware is monitored for condition and compliance with its configuration baseline. Software is monitored for what is installed compared with what is licensed and approved.

4. 4

   Change and reassignment

   Equipment moves between employees, departments, or offices, and software is added or removed. Both records are updated to reflect the change.

5. 5

   Retirement

   Hardware is decommissioned and written off. Its licenses are reclaimed or reassigned, and its history is kept rather than deleted.

Asset records can be built in two ways. Manual entry means an administrator types each computer, device, and installed application into a register. The record is accurate at entry but goes out of date as soon as a component changes or new software is installed without an update.

Automated discovery uses endpoint agents or network scans to report what hardware is actually connected and what software is actually installed. The register then reflects reality, not the last manual update.

Most mature programs combine both. Discovery keeps the base inventory current, while administrators add business context that a scan cannot infer, such as the machine's owner, its department, and the status it should carry.

On a workstation card in Anexet Inventory, the Applications tab lists every installed program with its version and install date, and the Computer configuration tab shows processors, memory, network, and storage devices. An unexpected program or a swapped component appears as one more row, without a manual check of the machine.

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An up-to-date, connected register supports several things a business depends on:

• Security: hardware or software missing from the register cannot be patched, monitored, or included in incident response.
• Shadow IT: comparing what is connected and installed with what is approved reveals unauthorized devices and applications early.
• Loss and misuse: knowing which assets exist and who owns them makes theft, unauthorized removal, and personal use of company equipment easier to detect and deter.
• Lifecycle and licenses: a current register shows aging machines and underused or expiring licenses before they become problems.
• Audit: many internal and regulatory audits ask what IT assets exist, who controls them, and whether software is licensed. A current register turns that request into a report.

ITAM is easy to confuse with a configuration management database (CMDB). The two are related but not the same. ITAM is the discipline and the register: which assets exist, their status, ownership, and lifecycle stage.

A CMDB records configuration items, which can include non-IT assets and abstract entities such as services. Its distinctive feature is the relationships between items, for example, which application depends on which server.

ITAM data often feeds a CMDB as one of its inputs. Relationship mapping is a separate capability that a basic asset register does not provide on its own.

Start with the register you already have. A list of computers with their owners and departments is enough to begin, and automated discovery fills in what the list misses. Add status and responsibility first, because records without an owner tend to go stale.

Review the register on a schedule, not only before an audit. A monthly comparison of connected and installed items with the approved list catches drift while it is still small.