Adesso SCR-300 CAC Card Reader – Desktop USB Smart Card Reader for Windows & Mac OS

Overview

The Adesso SCR-300 is a compact desktop USB smart card reader designed to streamline secure identity tasks. Built to align with U.S. Trade Agreement Act (TAA) requirements, this CAC-compatible device integrates smoothly into government, military, and enterprise work environments that rely on trusted authentication and digital sign-off workflows.

With ISO 7816 compatibility and PC/SC certification, the SCR-300 supports Card Terminal/API and Home Banking (HBCI) workflows, making it a versatile addition to security-conscious desks. Its CAC compatibility expands its use to government ID, DoD, and other CAC-enabled operations, while maintaining broad compatibility with common smart card applications.

What makes it noteworthy

• Simple plug-and-play USB connectivity with USB 2.0 support, designed for quick setup on Windows and Mac systems.
• Multi-use card operations, including CAC, government IDs, and national ID-style workflows, across diverse environments.
• Secure, standards-based operation across a range of smart card activities such as online authentication, digital signatures, and secure access tasks.

Designed for government, military, and enterprise use

Engineered to meet the needs of agencies, contractors, and vendors, the SCR-300 supports a broad set of smart card operations, from digital authentication to secure payments and identity verification. The device is compatible with a wide variety of smart card workflows used in secure access, banking, and identity verification scenarios.

Specification highlights

• Card Slot Type: Smart Card (and SIM)
• Interface: USB 2.0 / 1.1
• Supported Card Formats: Smart Card
• Dimensions: 83.5 mm x 32 mm x 14.55 mm
• Weight: ~20 g
• Certifications: EMV 4.0 Level 1, PBOC2.0 Level 1, CCID, CT/API, HBCI, CAC
• Standards: ISO7816, PC/SC 2.0, Microsoft Smart Card for Windows, WHQL USB Smart Card Reader
• Security: FIPS 201-compliant on interoperability
• Protocols: T0, T1
• Card Support: ISO7816 Class A, B, and C (5V/3V/1.8V)

Easy setup and broad compatibility

Ready to use with Windows 10/8/7, Vista/XP/2000 and Mac OS X 10.6 or later, the SCR-300 prioritizes a straightforward installation experience. It’s a practical choice for workplaces that rely on CAC-based authentication and smart card workflows.

Real-world use scenarios

• Government offices and DoD facilities needing CAC-enabled access control and secure login
• Financial and post office environments supporting online authentication and card-based transactions
• Contractors and vendors requiring compliant smart card readers for secure software applications