PieceKeeper

Secret

Confirm Secret Text

Passwords do not match.

Comment/Note (Optional, Max 32 chars)

Total Shares (N)

Threshold (K)

Optional Password Encryption

Encryption Password (Max 256 chars)

Confirm Encryption Password

Encryption passwords do not match.

If enabled, this password provides an additional layer of security. It must be confirmed and will be required during reconstruction.

Uniform Padding (Stealth Mode)

Pads all shares to maximum size. Hides secret length from observers.

Scan QR Code

Point camera at a QR code.

Scan QR

Scan shares via camera

NFC Cards

Scan hardware tags

Manual Entry

Paste or upload shares

Inspect Share

View metadata of one share

Diagnostic Results

Language / Idioma

Auto language detection

Force RTL UI Layout

Appearance

Dark Mode

Security Profile

Select cryptographic parameters for encoding future shares:

Feedback & Alerts

Enable UI sounds

Enable haptic feedback

Logs

Show Detailed Activity Logs

Install Application

Install for offline, native-like access

Diagnostic Suite

Run internal cryptographic test suites

PieceKeeper • 100% Offline • Open Source on GitHub

Help & Overview

What is PieceKeeper?

Security Guarantees

How to Use

Common Use Cases

PieceKeeper • 100% Offline • Open Source on GitHub

Logs

Logs will appear here...

QR Code for Share

Scan this QR code to input the share.

Install PieceKeeper

Install this application on your device for offline use and quick access.

Tap then Add to Home Screen

Install PieceKeeper

For offline access and better security!

Camera Access Required

To scan QR codes securely, PieceKeeper needs temporary access to your camera. Your video feed is processed entirely offline and is never transmitted.

App Installation Required

PieceKeeper is a hardware-grade web vault. To ensure maximum device security and safe offline routing for hardware NFC readers, you must install this application to your device's Home Screen.

Please use your browser menu to "Add to Home Screen" or "Install App", then launch it from your device desktop.

NFC Hardware Access

PieceKeeper needs permission to access your device's NFC antenna to read and write cryptographic shares.

Optional Password Encryption

Uniform Padding (Stealth Mode)

Scan QR Code

Scan QR

NFC Cards

Manual Entry

Inspect Share

Diagnostic Results

Language / Idioma

Appearance

Security Profile

Feedback & Alerts

Logs

Install Application

Diagnostic Suite

Help & Overview

What is PieceKeeper?

Security Guarantees

How to Use

Common Use Cases

Logs

QR Code for Share

Install PieceKeeper

App Installation Required

Shares Generated!

Manual Entry

Paste Shares

Upload CSV

Inspect Share

Scan QR Code

Read NFC Tag

Paste Share

Paste Shares

Upload CSV

Processing...

Optional Password Encryption

Uniform Padding (Stealth Mode)

Scan QR Code

Scan QR

NFC Cards

Manual Entry

Inspect Share

Diagnostic Results

Language / Idioma

Appearance

Security Profile

Feedback & Alerts

Logs

Install Application

Diagnostic Suite

Help & Overview

What is PieceKeeper?

Security Guarantees

How to Use

Common Use Cases

Logs

QR Code for Share

Install PieceKeeper

Camera Access Required

App Installation Required

NFC Hardware Access

Scan NFC Tags

Password Required

Shares Generated!

Manual Entry

Paste Shares

Upload CSV

Inspect Share

Scan QR Code

Read NFC Tag

Paste Share

Share Details

Paste Shares

Upload CSV

Processing...