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Oracle Mobile Authenticator

docs.oracle.com

Free plan WindowsiOSAndroid
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Spec score 8.3 #29 of 111 in Authenticator apps

What it is

Oracle Mobile Authenticator provides a second verification method for signing in to applications protected by multi-factor authentication. After enrollment, it generates passcodes and can receive push notifications. Oracle says one-time passcodes can be generated while offline, but registering for push notifications and running device compliance checks require an online connection. The app uses a secret key to generate OTPs and receive push notifications, and Oracle lists app protection policy, compliance policy, and silent key refresh among its security features. For Oracle IAM passcodes, other authenticator apps that follow TOTP can also be used; Oracle Mobile Authenticator is required for push notifications. Passcode sign-in requires a synchronized device clock, with a maximum permitted difference of 90 seconds. On Surface Pro or Windows Desktop, enrollment needs a manually entered key or enrollment URL because of a QR scanner camera limitation; manual keys must use BASE32. For Oracle Cloud Infrastructure MFA, users can register one device. If it becomes unavailable, an administrator must disable MFA before re-enrollment. The app is listed as free for Android, iOS, and Windows.

Spec sheet

Purpose
After enrollment, the app provides a second verification method for signing in to applications protected by MFA.Read 11 Oct 2026 · docs.oracle.com
Free plan
YesRead 23 Sep 2026 · docs.oracle.com
Integrations
For OTP generation, Oracle IAM also works with third-party authenticator apps that follow the TOTP specification; OMA is required for push notifications.Read 11 Oct 2026 · docs.oracle.com
Headquarters
Austin, Texas, United StatesRead 28 Sep 2026 · docs.oracle.com
Founded
1977Read 28 Sep 2026 · docs.oracle.com
Clock requirement
For passcode sign-in, Oracle says the device clock must be synchronized and the maximum permitted time difference is 90 seconds.Read 11 Oct 2026 · docs.oracle.com
Code type
totpRead 23 Sep 2026 · docs.oracle.com
Manual key format
For manual enrollment on those Windows devices, OMA supports only BASE32 encoding.Read 11 Oct 2026 · docs.oracle.com
Notification limitation
Registering for push notifications and performing device compliance checks can only be done while online.Read 11 Oct 2026 · docs.oracle.com
OCI device limit
For Oracle Cloud Infrastructure MFA, a user can register only one device, and an unavailable registered device requires an administrator to disable MFA before re-enrollment.Read 11 Oct 2026 · docs.oracle.com
Offline passcodes
Oracle says mobile authenticator apps can generate OTPs while offline.Read 11 Oct 2026 · docs.oracle.com
Passcodes
The app generates a passcode for the user to enter as a second verification method.Read 11 Oct 2026 · docs.oracle.com
Push approvals
With Mobile App Notification enabled, users can respond to a sign-in notification by selecting Allow.Read 11 Oct 2026 · docs.oracle.com
Security features
Oracle says OMA supports app protection policy, compliance policy, and silent key refresh.Read 11 Oct 2026 · docs.oracle.com
Security key
The mobile authenticator app uses a secret key to generate OTPs and receive push notifications.Read 11 Oct 2026 · docs.oracle.com
Supported platforms
iOS,Android,WindowsRead 23 Sep 2026 · docs.oracle.com
Team administration
NoRead 23 Sep 2026 · docs.oracle.com
Windows limitation
On Surface Pro or Windows Desktop, users must enter the enrollment key manually or use the enrollment URL because the QR scanner has a camera limitation.Read 11 Oct 2026 · docs.oracle.com

Plans and prices

Oracle Mobile Authenticator Free Oracle documentation describes the app but does not state a price or paid plan Read 11 Oct 2026 · docs.oracle.com

Every Oracle Mobile Authenticator plan and price →

Strong points and limits

Strong points

  • Generates passcodes while offline
  • Supports push notifications
  • Lists app and compliance protection policies
  • Supports Android, iOS, and Windows

Limits

  • Push registration and compliance checks require online access
  • Passcode sign-in requires a synchronized clock
  • OCI MFA allows one registered device
  • Windows manual enrollment supports BASE32 keys only

Who it suits

It suits people who need a second sign-in verification method for applications protected by MFA. Oracle Cloud Infrastructure users should consider the one-device registration limit.

Verdict

Oracle Mobile Authenticator supports passcodes and push approvals, with offline OTP generation available. Device enrollment, clock synchronization, and OCI's single-device rule are practical constraints to account for.

Where Specifiction places it

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