Activate Your ATKey.Login!
Set up your ATKey.Login to start logging passwordless and Securely on your Windows PC.
Before You Start
Make sure you have the following ready :
✅ An ATKey
Don’t have one yet? Buy an ATKey →
✅ A valid license code
Don’t have one yet? Follow the sign-up flow to get one with a 7-day free trial!
✅ Fingerprint enrolled on your ATKey
Haven’t set it up yet? Learn how to enroll →
Choose the setup that fits your needs.
❗ Instant Cloud sign-up followed by this guide. Low-maintenance batch licensing for teams through our sales team.
❗A fully managed On-Premises enterprise solution for total IT control.
Quick Setup Journey
Follow these simple steps to activate ATKey.Login
Set Up Your Account
(Web)
Install & Companion your Windows account with ATKey
(Windows App)
Passwordless Login Your Windows
(Windows PC)
Step-by-Step Guide
Here’s a detailed walkthrough to help you activate ATKey.Login
Step1:
Create ATKey.Login Account
1-1. Create your ATKey.Login account
Click Sign Up
Enter your email address
Enter the verification code sent to your inbox
Register your ATKey:
Click Save ATKey
In the Windows Security dialog, select Security key
Touch your ATKey to verify (fingerprint or PIN)
Name your ATKey for future reference
1-2. Enter your license code and activate
Go to the Overview tab in your account
Click “Activate Now”
Enter your license code and click Activate
💡 Don’t have a license?
• Click “Buy Now” to get one (includes a 7-day free trial)
• Trouble with payment? Contact support team →
Step 2:
Install & Companion your Windows account with ATKey
2-1. Download and install the Companion App
After license activation, you’ll see the download button in your dashboard
Click Windows to download the ATKey Companion App
2-2. Plug in and Companion your ATKey
Launch the ATKey.Login Companion App
Follow the on-screen instructions
Plug in your ATKey
Click “Companion” in the app
When prompted:
Select Security key in Windows Security
Touch your ATKey to verify
When you see “Companion success!”, click Finish
The screen will be locked. First time login need password to confirm.
Step 3:
Passwordless login your Windows
Enjoy secure, passwordless access with ATKey
The screen will be locked.
Successfully login PC with your ATKey!
Tips for a Smooth Experience
Follow these simple steps to activate ATKey.Login
🧪 Test It
Try logging into your PC — you should be prompted to use your ATKey!
🔐 Keep Your ATKey Safe
Treat your ATKey like your house keys. Store it securely and don’t share it.
🔑 Have a Spare Key
We recommend having a backup ATKey in case one is lost — just like you would with your car or home.
FAQs?
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Up to 3 companions (Device-Account-ATKey) can be made with a license. For example:
User who has multiple Windows PCs with the same account, can companion one ATKey for the same account on different Windows PCs
User who has multiple Windows PCs with different accounts, can companion one ATKey for each PC/account
Users who use one shared Windows PC, can companion their own ATKey for their own account on the same Windows PC
User who has multiple accounts in one Windows PC, can companion different ATKeys for different accounts in one Windows PC
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ATKey.login is highly compatible with Windows account types, including admin, local, on-premise AD, and VM-based accounts under both online and offline environments.
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ATKey.Login is an add-on for ATKey, and only works with ATKey so far.
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Yes, but some regulations on account settings must be complied with:
Host PC and Client PC should both be companioned
The Username/Password of the companioned account on both PC should be the same
The permission (account type) of the host PC should be higher than “Remote Desktop Users”