Secure GSM

Professional protection of confidential data

Encrypted USB 3.0 Flash Drive with keypad

In the age of the Internet both individuals and organizations need to protect their data and to keep and transfer them safely. Data protection and safe transfer from one device to another is a problem that is relevant to every sphere of activity, be it design, education, healthcare, finance, insurance and others.

To ensure the safety of confidential data in personal and business communication our drives have the following features:



  • Material: Metal, High quality Aluminum
  • Color: Silver, black
  • Capacity: 8GB/16GB/32GB
  • Interface: USB 3.0
  • Encryption: Hardware AES-256bit encryption
  • Onboard numeral keypad
  • No software required
  • Compatible with Windows, MAC OS X, Linux and Android systems
  • Device Suppport: PC, Mac, Pad and other
  • Integrated one Li-ion Battery
  • Support 6-15 digit password
  • Self-destroyed function for prevent brute force attempt
  • Size: 92x24x10.0mm

UFLASH-K3 is a revalutionary USB3.0 flash drive with AES 256-bit hardware encryption techonology, can perfectly protect your confidential or sensitive information. Access the flash drive only when you input the correct password by integrated numeric keypad, that means it can prevent any hardware and software login attempts to hack your flash drive, even if “Chip off”. Support 6-15 digit password and self-destroyed function, that means it can prevent attempts hack your device by “brute force”. With embedded Li-ion battery, enable you unlock the flash before connecting to the Host port on your computer and DOES NOT need any software or drives to be installed. Supports Windows, MAC OS X, Linux, even Android system.



Encrypted USB 3.0 Flash Drive with keypad

Fashion style with screwless design

All Aluminum material and directly made by CNC. screwless design super light and slim.

Encrypted USB 3.0 Flash Drive with keypad

Hardware Encryption with AES-256 bit standard

All your data on the ULFASH-U3 encryption falsh drive are encrypted in real-time with the built in AES 256-bit hardware encryption. Anti-Virus, tooling free, brute force and software free, all that can protect your data.

Encrypted USB 3.0 Flash Drive with keypad

Keypad Password, DO NOT need any software and Driver

Using physical keypad to input password, super secure to protect your privacy. DO NOT need any software and Driver, you can use directly, that can protect your data anti-virus and trojan

Encrypted USB 3.0 Flash Drive with keypad

Customize firmware to support more function

The firmware can be customized to support many functions according to customer's request.

Encrypted USB 3.0 Flash Drive with keypad

One-touch locked function

If you have to leave to do something, you can locked the flash immediately by one-touch locked function to protect your privacy.

Encrypted USB 3.0 Flash Drive with keypad

Built-in BATTERY

The built-in 185mAh rechargeable Li-ion battery supports unlocking the key without computer connection.

Криптирана флашка с клавиатура USB 3.0

Self-destroyed function

Data self-destroyed function protects against “brute force cracking”, If you input wrong password 10 times, the device will erase all data automatically.

Криптирана флашка с клавиатура USB 3.0

USB 3.0 super speed interface

There is USB3.0 super speed interface, the USB3.0 interface, data transfer rate up to 5.0Gbps - higher than 2.0 port ( compatible with USB2.0 / USB1.1).

Name: USB 3.0 Keypad Encryption Flash Drive
Model: UFlash-K3
Material: High quality Aluminium material
Capacity: 8GB, 16GB, 32GB
Application: Encryption: AES Cypher-Block Chained mode
Encryption Keys: 256-bit Hardware
Hashing: 256-bit SHA
Interface: USB 3.0 port (compatible with USB2.0 , USB1.1)
Data Transfer: USB 3.0 up to 5.0Gbps
USB 2.0 up to 480Mbps
System Requirements: Windows 2000 / XP / Vista / Win7/8/10
Mac OS 10.2 or higher
Linux 2.4.2 or higher(such as Ubuntu, Android…)
Environments requirements: Operating temperature: 5°C ~ 40°C
Operating humidity: 20%RH ~ 80%RH
Storage temperature: -20°C ~ 70°C
Storage humidity: 10%RH ~ 90%RH
Power supply: USB bus power 5V/500mA
Size: 9.1cm x 2.4cm x 1.0cm
Packing accessories: UFlash-K3
USB extension cable
User manual
Warranty Card

About us

Secure GSM was founded in 2015 with main activity in development, production, introduction, installation, tuning, testing, servicing and destruction of encryption (cryptographic) media, including sertified ones, designed for cryptographic protection of the information in its processing, storage and transmission through comunication channels.

Contact us

  • Address: Bulgaria, 7700 Targovishte,
    10"Panagyurishte"Str., BC-BI, office 6
  • Phone: +359 898 778 128
  • E-mail: