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Master Key

Published by Guillermo Peña

Manage passwords without saving them

Open sourceGPL-3.0-or-later

Highlights

  • Derives passwords deterministically from a master passphrase without storing them.
  • Operates exclusively on Linux operating systems.
  • Requires no local credential database files or network synchronization.

About this application

Master Key is a password management utility designed for Linux environments. Instead of storing credentials in an encrypted database file or cloud storage, this application derives passwords deterministically from a master passphrase and a domain-specific identifier. Users provide a primary phrase alongside a specific service name to generate consistent keys on demand. This approach eliminates the requirement for local credential persistence, ensuring that no sensitive data remains stored on the host machine after the program closes.

The user interface provides a straightforward text-based or graphical workflow to input parameters and retrieve the generated output. Because the system relies entirely on mathematical derivation rather than retrieval from a stored record, users must remember their exact master passphrase and service inputs to recover any specific credential. The software operates entirely offline and limits its footprint to the local workstation without synchronizing information across external networks.

Linux

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