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IT rollout

Install Kortix Capture on many Windows, macOS and Linux computers with one enrollment token. Each computer enrolls and records on its own, with no sign-in to Kortix, and you link it to a person when you want.

IT installs Kortix Capture, the separate recorder app, on every Windows, macOS or Linux computer with one command. The installer adds a machine service. At each sign-in the service enrolls the computer and starts recording. Nobody signs in to Kortix by hand, nobody needs a Kortix account, and nobody can quit the recorder except IT.

This page is for the IT team and the Kortix account admins. For one person on their own computer, see Capture → Install Kortix Capture.

How it works

  1. An account admin creates an enrollment token in Kortix.
  2. IT installs KortixCapture-x64.msi on each computer with the Kortix URL and the token. The installer writes both to the registry and starts the Kortix Capture Windows service.
  3. At each Windows sign-in the service reads the person’s Windows sign-in name (the user principal name, for example jane@corp.example) and enrolls the computer with the token.
  4. The computer gets a device token and starts recording. It belongs to the account. A personal token links it to its person. Any other computer records linked to no one, which is a normal state: an admin links it to a person when that is wanted.
  5. The Kortix Capture icon in the notification area shows that it records. Nothing else interrupts the person. When the policy sets a notice, the person sees it once.

The service runs as LocalSystem. It starts the recorder in each signed-in session as that person, and starts it again within seconds when it stops. The enrollment token stays with the service: the registry key that holds it is readable by SYSTEM and administrators only, and the person’s processes never see it.

Before you start

  • Turn on Capture for the account and set the policy: what is recorded, the frame rate, exclusions, retention and the notice the person sees. See Capture → The policy.
  • People do not need Kortix accounts. A computer records for the account whether or not it is linked to a person. To link computers to members as they enroll, turn on Approve each computer: Kortix suggests the member with the computer’s sign-in email, and you confirm it.
  • You need the capture.manage permission. Account owners and admins have it.

1. Create an enrollment token

In Kortix, open Capture → Devices, then Company install. Fill in:

Field What it does
Name A name for the token, for example the computer group.
For Anyone at the company: one token for many computers. They enroll linked to no one; you link them, or confirm the suggested member with Approve each computer. A member: a personal token. Every computer it installs links to that person, whoever signs in. It stops working when that person leaves the account.
Email domains Anyone tokens only. Only people who sign in to the computer with these domains enroll. Empty: anyone.
Computer limit A cap in case the token leaks. A personal token starts at 1. Empty: no limit.
Expires 7, 30 or 90 days, or never. Computers enrolled before it expires keep recording.
Approve each computer Every new computer waits for an admin, also when its person is a member.

Kortix shows the token (kortix_enr_…) once. Copy it with the install command next to it. Anyone who has the token can enroll computers into the account until you revoke it, so handle it like a password.

From the API: POST /v1/accounts/<account_id>/capture/enrollment-tokens with {"name": "Pilot laptops", "email_domains": ["corp.example"], "max_devices": 20}. For a personal token, add "user_id": "<member>": the member must belong to the account, else the API answers 400 capture_enrollment_invalid.

2. Install on each Windows computer

Run as an administrator:

msiexec /i KortixCapture-x64.msi /qn KORTIX_URL=https://api.kortix.com ENROLLMENT_TOKEN=kortix_enr_...

KORTIX_URL is the address of your Kortix API without /v1. Self-hosted Kortix uses its own API address. The installer marks ENROLLMENT_TOKEN as hidden, so it does not appear in installer logs.

With Microsoft Intune, add the MSI as a line-of-business or Win32 app and use the command line above. With Group Policy or another tool, install the MSI without properties and write the two registry values yourself:

Key Value Type
HKLM\SOFTWARE\Policies\Kortix\Capture Url REG_SZ
HKLM\SOFTWARE\Policies\Kortix\Capture EnrollmentToken REG_SZ

An upgrade (msiexec /i with a newer MSI) keeps the registry values when you pass no properties.

3. Check the rollout

Capture → Devices lists every enrolled computer with an IT rollout badge, under its person or under Linked to no one, with its live state: recording, paused, offline. A computer reports within a minute of the first Windows sign-in.

To link a computer to a person, choose Link to a person… on it. What it recorded linked to no one moves to that person. See Capture → Link a computer to a person.

Waiting for approval lists computers that wait for an admin: the token approves each computer, or an admin revoked this one. For each, choose Approve (and, if you like, the person it records for) or Deny. An approved computer starts recording within a minute.

On the computer:

sc query KortixCapture
Get-Process kortix-capture | Select-Object Id, SessionId

The service is RUNNING, and a kortix-capture process runs in each signed-in session.

Remove a computer or stop a rollout

To Do
Stop new computers from enrolling Revoke the token in Company install. Enrolled computers keep recording.
Stop one computer Revoke the device in Devices, or deny it in Waiting for approval. Its device token stops working at once. The computer does not enroll again until an admin approves it.
Remove Kortix Capture msiexec /x KortixCapture-x64.msi /qn. The service and the program files go away. Recordings on the computer stay in each person’s profile until retention deletes them.

What the enrollment token can and cannot do

  • It enrolls computers into one account, within its domains, limit and expiry. It cannot read anything.
  • A device token, which each enrolled computer gets, uploads that computer’s recordings and reads the account’s policy. It cannot read recordings.
  • The sign-in name a computer reports is not proof of who uses it: an administrator of that computer can change it. So the name never links a computer on its own. It is a suggestion you confirm under Approve each computer.
  • An enrolled computer proves itself with its current device token when it enrolls again. A copy of its machine key alone gets a new token only after an admin approves it, for example after a reinstall.
  • Every enrollment, token change and decision is in the account’s audit log: capture.device.enroll, capture.enrollment_token.create, capture.enrollment_token.revoke, capture.enrollment.approve, capture.enrollment.deny, capture.device.link.

Answers from enroll

The service shows these in its log (%ProgramData%\Kortix\Capture\logs) and retries on its own.

Answer Means The computer
enrolled The token is valid. member names the linked person, or is null while the computer is linked to no one. records
pending approval_required The token approves each computer, an admin revoked this one, or it asked for a new token without its current one. waits; asks again every minute
401 enrollment_token_invalid The token is unknown, revoked or expired. asks again every hour
403 enrollment_domain_not_allowed The sign-in domain is not one of the token’s. asks again every 6 hours
403 enrollment_limit_reached The token reached its computer limit. asks again every hour
403 enrollment_denied An admin denied this computer. asks again every 6 hours
403 capture_disabled Capture is off for the account. asks again every hour

macOS

IT writes the Kortix URL and the token to a root-only file, then installs the package. The package installs Kortix Capture.app (Developer ID signed and notarized), a machine service (LaunchDaemon) that holds the token and enrolls each person who signs in, and an agent that records in every session.

sudo mkdir -p "/Library/Application Support/Kortix/Capture"
echo '{"url":"https://api.kortix.com","enrollment_token":"kortix_enr_..."}' | sudo tee "/Library/Application Support/Kortix/Capture/config.json" >/dev/null
sudo chmod 600 "/Library/Application Support/Kortix/Capture/config.json"
sudo installer -pkg KortixCapture-universal.pkg -target /

With an MDM, deploy the package and a configuration profile for the domain ai.kortix.capture with the keys Url and EnrollmentToken. A profile is readable by every user on the computer; use the root-only file when the token must stay secret.

macOS asks the person to allow Screen Recording once. A Privacy Preferences Policy Control (PPPC) profile can pre-approve Accessibility and Input Monitoring for ai.kortix.capture; for Screen Recording it can only let a standard user approve it. To remove Kortix Capture: sudo "/Applications/Kortix Capture.app/Contents/Resources/uninstall.sh".

Linux

sudo install -d -m 755 /etc/kortix
echo '{"url":"https://api.kortix.com","enrollment_token":"kortix_enr_..."}' | sudo tee /etc/kortix/capture.json >/dev/null
sudo chmod 600 /etc/kortix/capture.json
sudo apt install ./kortix-capture_amd64.deb

The package installs a machine service (kortix-capture-machine) that holds the token and enrolls each person who signs in to a graphical session, and a user service that records in every session. Kortix Capture records X11 sessions; a Wayland session enrolls but records nothing yet. To remove it: sudo apt purge kortix-capture.

Without the config file on macOS or Linux, each person chooses Sign in with Kortix… from the Kortix Capture icon (Capture → Install Kortix Capture).

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