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The C2S 1601 combines Bluetooth Low Energy (BLE) technology with an eSIM-based Secure Element, delivering the next level of mobility and security for digital signature operations.

With its wireless connectivity, it seamlessly integrates with mobile devices, offering users a fast, secure, and convenient way to perform electronic and mobile signature transactions—anytime, anywhere.Ideal for organizations and professionals seeking high-assurance mobile signing solutions, the C2S 1601 ensures top-tier data protection without compromising on portability.

he device is used for identity authentication and digital signature generation in mobile scenarios that require electronic signatures. It is widely adopted in areas such as e-Government services, mobile banking, contract approvals, remote working, and digital document management.

Cryptographic Features

RSA (2048-bit)
ECC (P-256, P-384, P-521)
AES (128, 192, 256-bit)
SHA-1, SHA-256, SHA-384, SHA-512
Hardware-based key protection within Secure Element
On-chip key generation (RSA/ECC)
Certificate storage capacity: 1-3

Hardware and Connectivity Features

Secure Element: Embedded eSIM-based secure element
Connectivity Methods:
– BLE 4.2 or higher
- USB (backup connection)
Platform Compatibility: Android, iOS

Physical Characteristics

Dimensions: 45 mm x 20 mm x 6 mm
Weight: 12 g
Casing: Portable plastic body
Color: Black / Grey

Electrical Characteristics

BLE operation supported with built-in battery
Battery capacity: 50–80 mAh
Rechargeable via USB
Platform Compatibility: Android, iOS
Low power consumption with BLE power-optimized design

Compliance and Certification

The secure element (eSIM) used in the product runs the AKİS operating system, developed by TÜBİTAK and based on NXP hardware.
AKİS holds a Common Criteria EAL4+ security certification.
The secure element infrastructure provides suitability for high-security electronic signature applications.

Application Scenarios

Digital signature operations with mobile devices
User authentication in corporate mobile applications
e-Government, banking, notary, and private sector processes
Contract approval and digital document security
Contract approval and digital document security

The C2S Mini SIM Card Reader is a compact and secure solution for managing digital signatures with ease.

Compatible with multiple e-signature SIM cards, it’s designed to meet high security standards and offers customizable features to fit individual needs.

Its portable design and quick setup allow you to carry out secure transactions on the go, making it an ideal choice for users who prioritize both convenience and security in their digital signature processes.

With USB 2.0 (Type A) Full speed support, it can be used as a PC/SC and CCID device with compatible drivers in Windows, Mac OS X and Linux operating systems
Number of Slots: 1 Standard SIM Card Slot
Standard: ISO 7816 1-4, Class A, B, C (5V, 3V or 1.8V smart card supply)
Protocol: T=0; T=1;
Card Insertion Cycles: Min. 20,000
Support for Windows, Linux, Pardus, MacOS X and Android operating systems
Bluetooth 5.0 support, AES-256 encryption algorithm, IOS and Android 6 or above operating system support

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