Record Typing on any Keyboard with Tiny Device.

Keystroke Recorders for USB keyboards ("KeyCarbon USB")

USB keystroke recorder or logger      

The KeyCarbon USB device records all typing on a USB keyboard. It acts as a keylogger to monitor all keystrokes that are typed.

Video demo


Specifications for the KeyCarbon USB series (KCU401B, KCU401W, KCU403B, KCU403W, KCU405B, KCU405W).

Product Comparison

Product Product Code Case Capacity Encryption Date / time stamping
KeyCarbon USB Home KCU401 (black/white skin, user changable)
Mini case. 512KB, approximately 500,000 keystrokes. No. No.
KeyCarbon USB Corporate KCU403 (black/white skin, user changable) Mini case. 1576KB, approximately 1,500,000 keystrokes. 56-bit. No.
KeyCarbon USB Forensic KCU405 (black/white skin, user changable) Mini case. 2048KB, approximately 2,000,000 keystrokes. 128-bit. Yes.


Data recorded. USB keystrokes from any USB keyboard.
How to use. Plug the unit in, it starts to record immediately.
Memory capacity. From 512KB to 2048KB depending on product. See table "Available products".
Case style. Available in either cable style (view picture) or thumbdrive style (view picture). Thumbdrive style is available in either black, for PC's, or white, for Macintosh computers.
Dimensions 0.9"x2.1" (22mm x 55mm).

Recording keystrokes (how to record from your USB keyboard)

How the unit records USB keystrokes. Plug the unit in, it starts to record immediately.

Retrieving keystrokes (how to view the keystroke log)

How to view the keystroke log (method 1). Download of log via standard text editor (compatible with Windows®, Macintosh®, Linux, Solaris - see demo video).
How to view the keystroke log (method 2). Download of log via a Windows™ utility, by using the "KeyCarbon USB Windows™ Rapid Downloader".

Multiple languages

Support for over 102 languages and keyboard layouts, including Arabic, Hebrew, Spanish, French, etc. Multi language support via "KeyCarbon USB Windows™ Rapid Downloader" (compatible with Windows 2000, XP, Vista).

Firmware Upgrades

How to upgrade the firmware in the device. Instant firmware upgrades, in minutes, via downloadable "KeyCarbon USB Windows Firmware Update Utility".

Date/time stamping

Date/time stamping of recorded keystrokes? Dependent on product model. See table "Available products".

User Manual

User Manual? Yes. Download the user manual.


Encryption of on-board flash memory. Between none and 128-bit dependent on product mode. See table "Available products".
Compatible with USB 1.1 or 2.0 low speed traffic (1.1Mbit/sec). Yes.
Compatible with USB 1.1 or 2.0 full speed traffic (12Mbit/sec). This is required for any keyboard with a built in USB hub, and 90% of standard Mac keyboards. Yes.
Compatible with USB 2.0 high speed traffic (433MBit/sec). Yes. The product will work on the keyboard by reducing the speed of the downstream traffic to USB 2.0 full speed traffic (12MBit/sec).
Can be inserted between a USB hub and the PC. Yes.
Location of USB recording electronics. Contained in USB dongle.
Availablility. Now.
FCC certification. Yes; contact us for details.

[After using the device] I can't tell you how many articles I have lost over the years when Windows flakes out. - Shane McGlaun, About Computer Peripherals,

More Quotations

International Security Conference, New York, NY.