Proton Authenticator
- Known vulnerabilities
- 0
- Still open
- 0
- KEV open
- 0
- Max CVSS (historical)
- —
Cumulative exposure
Low
Aggregates open CVEs (40%) + KEV (30%) + critical shared permissions (15%) + trackers (10%) + OS EOL (5%). Higher score = more exposed.
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Open CVEs +0/+50
0 open CVEs, max CVSS 0.0, EPSS 0%
-
Active KEVs +0/+35
0 CISA KEVs still open
-
Permissions +0/+10
0 critical shared permission(s)
-
Trackers +0/+8
0 identification/profiling tracker(s)
-
EOL OS +0/+5
Installed OS is end-of-life
Based on permissions only: no CVE data referenced for this app.
Known vulnerabilities (CVE)
No CVE is currently referenced in NVD for this app on its platform.
The absence of CVEs is not a security guarantee — it can also mean nobody has audited or published findings.
Context
Context
Description
Get the authenticator trusted by millions — from Proton Mail, the world's largest encrypted email provider. Proton Authenticator is open source, end-to-end encrypted, and protected by strict Swiss privacy laws. Protect all your new accounts and strengthen security on your existing ones. Proton Authenticator keeps your 2FA codes secure, accessible, and completely private — with full control over where your data is stored. KEY FEATURES Local-First Storage:Your 2FA codes are stored entirely on your device, giving you complete control over your data. Effortless Import: Migrate from Google Authenticator, Authy, or any other app in seconds. Secure Backup & Export: Retain full control of your data with easy backup and restore options. Swiss Privacy by Design: Built under Switzerland's strongest data protection regulations. Open Source & Transparent: Auditable code. No tracking. No ads. Take control of your digital security with encryption you can trust. Free to use: No Proton account required, ad-free. Offline support: On mobile and desktop apps No other 2FA app provides this combination of security and privacy. Trusted by millions. Built by Proton.
Data collected and shared
Source: App Store · App Privacy · 1 data item(s) declared
Indicative classification based on data sensitivity. "Shared" = transmitted to third parties (publisher-declared).
Other apps by this publisher
Apps published by Proton AG
proton.android.authenticator
ch.protonmail.android
ch.protonmail.protonmail
proton.android.pass
ch.protonvpn.android
ch.protonmail.vpnFAQ
FAQ: Proton Authenticator
Why are no CVEs listed for Proton Authenticator?
No CVE is currently referenced in NVD for Proton Authenticator (me.proton.authenticator) with a iOS CPE configuration. Either none has been publicly disclosed, or none has been mapped yet. Absence of a CVE is not a security guarantee.
What is the latest known version of Proton Authenticator?
The most recent version of Proton Authenticator (me.proton.authenticator) tracked by Appaloosa Scout is 1.4.3, published by Proton AG.