sub rosa

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1
downloads
12
android

AI summary

Tool for programming static passwords and OpenPGP keys onto YubiKey and compatible security keys via NFC. Supports US, UK, DE, FR, IT and MODHEX keyboard layouts. Version 2.0+ adds OpenPGP encryption, decryption, signing and SSH authentication for Nitrokey and Librem Key devices, with wipe-and-replace for identity switching.

Generated by AI. May contain inaccuracies.

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About this app

sub rosa by naiveHA Uncomplicatedly simple: if you manage your long, complex, and secure passwords in a password manager app (like KeePassDroid) on your Android device, you can now “type” them easily, in public, without worrying about surveillance cameras or shoulder surfing, on any other device—phone, tablet, or PC—running Windows, Linux, or macOS.

sub rosa allows you to program the static password on your YubiKey, so you can “type” the password with the touch of a finger. When you’re done “typing” your long, complex, and secure password, be sure to wipe your YubiKey clean. It isn’t much security if someone else can “type” your password by touching the YubiKey.

The various keyboards accept the following characters:

US: space, \n, \t and abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!"#$%&'`()*+-=,./:;<>?@\][^_{}|~

UK: space, \n, \t and abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!@£$%&'`()*+-=,./:;<>?"#][^_{}~¬

DE: space, \n, \t and abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!"#$%&'()*+-=,./:;<>?^_`§´ÄÖÜßäöü

FR: space, \n, \t and abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!"$%&'()*+-=,./:;<_£§°²µàçèéù

IT: space, \n, \t and abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!"#$%&'()*+,-./:;<=>?@^_`|£§°çèéàìòù

MODHEX: bcdefghijklnrtuvBCDEFGHIJKLNRTUV

Since version 2.0.0, sub rosa has added support for OpenPGP. You can now provision an OpenPGP key onto your YubiKey, Nitrokey 3, Nitrokey Pro or Librem Key. In keeping with the app’s motto, “Uncomplicatedly simple,” you can encrypt, decrypt, sign, and authenticate with your security key, then wipe it clean and write another OpenPGP key to change your digital identity. SSH authentication is simpler now—you no longer need to reuse the same SSH key or buy multiple security keys

What's new

v2.3.2Aug 22, 2026

changed package name to acab.naiveha.subrosa.by.naiveha in preparation for publishing in Google Play Upgraded Bouncy Castle Fixed a race condition

About this version

Version
2.3.2 (13)
Size
21.46 MB
Requires Android
12
Target SDK
31
Architecture
x86, x86_64, arm64-v8a, armeabi-v7a
Downloads
1
Updated
Aug 22, 2026
Package
acab.naiveha.subrosa.by.naiveha

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