Secure GSM

Professional protection of confidential data

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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:


2.5" USB3.0 Encrypted External Hard Drive


  • Material: Aluminium
  • Color: Silver, black
  • Capacity: 500GB/1TB/2TB
  • Interface: USB 3.0
  • Standard: 2.5" SATA I/II HDD or SSD
  • AES 256-bit hardware encryption
  • Onboard numeral keypad
  • No software required
  • USB3.0 super speed interface transfer rate up to 5.0Gbps
  • Compatible with Windows, MAC OS X, Linux and Android systems
  • 6-32 digit password
  • Self-destroyed function for prevent brute force attempt
  • Size: 127x77x14mm

With AES 256-bit hardware encryption, SDISK-2500 2.5" USB3.0 Encrypted External Hard Drive can perfectly protect your confidential or sensitive information. The encrypted Hard Drive is only accessible 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”. Supports 6-32bit digital password that means it can prevent attempts hack your device by “brute force”. The USB3.0 interface make the data transfer rate up to 5.0Gbps, higher than 2.0 port ((USB 1.1 compatible). NO need of any software or drives to be installed. Supports Windows, MAC OS X, Linux, even Android system. Very small size for easy put in pocket to travel.


2.5 inch USB3.0 Encrypted External Hard Drive

All high quality aluminium material for great heat disspation to ensure long life. Available in various colors: silver, black, blue, etc.

2.5 inch USB3.0 Encrypted External Hard Drive

It supports 2.5" SATA HDD or SSD, 500GB/1TB/2TB model available.

2.5 inch USB3.0 Encrypted External Hard Drive

All data is encrypted/decrypted in real-time with the built-in AES-256 CBC (Cipher-Block Chained).

2.5 inch USB3.0 Encrypted External Hard Drive

By onboard keypad, SDISK -2500 enables the user to unlock the drive with a 6-32 digit PIN when connecting to the USB port on your computer, tablet or mobile device. The embedded keypad prevents hardware and software key logging attempts to capture your password entered via the host system.

2.5 inch USB3.0 Encrypted External Hard Drive

SDISK- 2500 DOES NOT require any software or drives to be installed and is compatible with PC, MAC, Linux, Android and other systems. SDISK- 2500 uses drag and drop encryption, plug and play ready and can be used with any off the shelf backup software.

2.5 inch USB3.0 Encrypted External Hard Drive

Supports high-speed USB 3.0 port, the transfer rate up tp 5 Gpbs, 10 times faster than traditional USB2.0 drives.

2.5 inch USB3.0 Encrypted External Hard Drive

Automatically locked once you unplug the drive from your computer's USB port or power to the USB port is turned off.

Name: USB 3.0 Keypad Encryption Hard Drive
Model: SDISK-2500
Material: High quality Aluminium
Capacity: 500GB, 1TB, 2TB
Applications: 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/Win8
Mac OS 10.2 or higher
Linux 2.4.2 or higher(such as Ubuntu, Android…)
Enviromental 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/900mA
Size: 12.7cm x 7.7cm x 1.5cm
Packing accessories: SDISK-2500 2.5" HDD
USB extension cable

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,
    4 "Tsar Osvoboditel" Blv., PRIMA Building, office 22
  • Phone: +359 898 778 128
  • E-mail: