Hardware Key

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Starting with version 2.02, the network authorization of the HYDRUS program can be done either as in previous versions using the software key (activation) or newly using a Hardware Key (HASP). The software key can be used to authorize only separate computers, while a Hardware Key is required for the network or server installations designated for remote access.


A Hardware Key (HASP), also called a "dongle", is a software copy protection device that plugs into the USB port of the computer. Upon startup, the application looks for the key and will run only if the key contains the appropriate code. Hardware keys are very effective copy protection devices, because they cannot be duplicated by the user.


  1. The HASP for HYDRUS is sent (by PC Progress) by mail and its use is very simple. You just connect it to the computer via the USB port and HYDRUS is then immediately authorized. The HYDRUS software then does not require any further activation.
  2. Although the drivers for the HASP should normally be installed automatically when it is connected to the USB (Windows operating system and Plug-and-play should take care of that), we still recommend to install the drivers at the same time when the Hydrus software is installed (during the HYDRUS installation). In one of the dialog windows that appears during installation, there is a special check-box "Install the hardware-key driver" (below), which needs to be checked - see the picture below:



Advantages of HASP:






Other related topics:

Brief Description of HYDRUS Activation

Activation Online

Activation by E-mail

Deactivation Online

Deactivation by Email

Reinstallation, Moving to Another Computer

Network installation of HYDRUS

HYDRUS Installation Directories