Az-Tech Software Az-Tech News    

Az-Tech Releases New EverKey KeyChk DLL

RICHMOND, Missouri - August 15, 2012

EverKey Logo

Az-Tech has released a major update to the KeyChk DLL.  This DLL is the EverKey module that allows your program to verify the presence of your uniquely programmed Rockey USB Key. 

This version has several advantages over its predecessor:

To ease your transistion to Version 6, KeyChk32.dll is backward compatible and can be used as a "drop-in" replacement for Kechk32.dll, usually requiring "No Source Code Changes" or re-compiling. 

KeyChk32.dll works with all Rockey4 Keys produced by any version of EverKey.  It supports all 32-bit and 64-bit versions of Windows XP-SP2 thru Windows 8, including Server Editions. 

KeyChk64.dll only works with the newer Rockey4ND Keys.  It supports all 64-bit versions of Windows. 

The new KeyChk is available immediately from the Downloads page of

About Az-Tech Software, Inc.
Az-Tech Software, Inc. was launched in 1986 as a software security company, producing and shipping one of the first software-based copy protection systems available for the IBM PC.  The later versions of this initial product, EVERLOCK and EVERKEY, based on Rockey hardware, remain in widespread use worldwide.  For more than a quarter century, Az-Tech is still proving itself to be one of the Leaders In Software Security.  For more information about Az-Tech or its products, please visit or contact Gloria McBee, Sales Manager at