HASP4 Device Drivers 11.0

HASP4 Device Drivers is a legacy driver package that enables Windows to communicate with HASP4 hardware security keys (dongles) used by older commercial software for license enforcement. Installing these drivers allows protected applications to detect and validate an attached HASP4 key so they can launch and function correctly. The package typically runs in the background, has no prominent user interface, and is only needed if your software specifically requires a HASP4 key.

Key points:

• Supports common HASP4 dongle types, including USB and parallel-port (LPT) models.
• Installs the low-level system components needed for reliable key detection and license checks.
• Useful for maintaining compatibility with legacy engineering, CAD/CAM, scientific, and industrial applications.
• Requires administrator privileges to install; compatibility depends on your operating system and architecture.
• Recommended only when your software vendor instructs you to install it; otherwise it is not necessary.

Note: HASP4 is an older technology. For newer products that reference Sentinel HASP/LDK, obtain the appropriate, modern driver package from your software vendor or the official licensing support site.

HASP4 Device Drivers is developed by Aladdin Knowlege System. The most popular versions of this product among our users are: 1.0, 4.9 and 11.0. The names of program executable files are CpHaspDriver.exe, HASPENV.EXE and hdd32.exe.

You can check Dell Update, Unknown Device Identifier, UpdateStar Drivers and other related programs like My Drivers at the "download" section.