Is 2fa safe?

Overview 2fa's only purpose is to provide single-use codes known as one-time passwords. It is a two-factor authenticator, and the concept is nothing new. There are plenty of other authenticators and alternatives with more features but with worse security and privacy than ours. We built 2fa to take full advantage of your device's hardware security, along with the latest cryptographic standards, to…

Developer: 979
Category: Security
First release: 03 Jun 2026
License: Not documented

02 / Package identity

Technical fingerprint

Application IDapp.ninesevennine.twofactorauthenticator

Latest APK SHA-256c4fc598057eca541f74d378274f380a2686ea977aa6e6e75df579651943f9110

Signing certificateE5:B2:8E:A1:E0:51:C2:32:DE:A9:4C:27:C0:59:2E:2C:00:2D:17:C5:CA:81:78:8B:51:30:6D:60:8A:FE:52:C5

MIN ANDROID34TARGET36ARCHITECTUREarm64-v8a

03 / History

Project timeline

03 Jun 2026

Package observed in source index

Metadata and versions observed from the izzyondroid repository index.

04 / Version archive

Documented releases

1 TOTAL

VersionReleasedAndroidArchitecture

1.1.403 Jun 202634+arm64-v8a→

05 / Safety & access

Safety verdict

Authentic — file hash matches the source indexNo ads or tracking flagged by the source

IntegritySHA-256 verified vs source

SourceBinary repo · izzyondroid

Permissions3 declared · 1 sensitive

Signaturepresent

Anti-featuresNo known anti-features

Sensitive accessCAMERA

Declared permissions

android.permission.CAMERA android.permission.USE_BIOMETRIC app.ninesevennine.twofactorauthenticator.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

Tracker status: Not assessed by WIKI for Android.

06 / Sources

Evidence ledger

Each entry is a captured public reference backing this record.

RepositorySource package page↗Source codeSource repository↗