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Sherry Singh edited this page Jun 1, 2026 · 1 revision

SmartCard Guard Wiki

Turn any smart card, ATM card, or employee ID into a physical Linux workstation key.

Overview

SmartCard Guard continuously monitors a smart card reader and enforces workstation security based on card presence.

When the card is removed:

The workstation is locked automatically.
Access is continuously denied until a card is present again.

Features

Smart card presence detection
Automatic workstation lock
Continuous access enforcement
KDE Plasma support
Wayland compatible
Lightweight Bash implementation
Open Source

Requirements

Linux
pcscd
pcsc-tools
libnotify-bin

Installation

chmod +x install.sh
./install.sh

Uninstall

chmod +x uninstall.sh
./uninstall.sh

Tested Hardware

Laptop

Dell Latitude E7450

Smart Card Reader

Broadcom 5880 Contact SmartCard Reader

Operating System

Parrot OS
KDE Plasma
Wayland

Security Notice

SmartCard Guard does not access:

Card PIN
Banking information
Account numbers
Financial data

The smart card is only used as a physical presence token.

Roadmap