Data Security Software and File Compression Software

Ensure that you are current on maintenance releases and using the most updated versions of SecureZIP® and PKZIP® for Windows®, UNIX®, and Windows server products. 

Don’t see what you’re looking for? Contact PKWARE® Tech Support online or call +1.937.847.2687 (8:00 a.m. – 5:00 p.m. CT).

Select from the updates below:

V12 Maintenance Release 4

This maintenance release is available for all users of PKZIP Server and SecureZIP Server v12.x.

If you are updating from 8.x, you will need to obtain a new license key. Your current v8.x key will not work with this update. Customers on maintenance should contact PKWARE Customer Service to obtain a new key for this update.

PKZIP/SecureZIP for Windows Server v12.4 Enhancements:

• 64-bit edition for use with 64-bit versions of Windows Vista and Windows 7
• Supports operation on Windows 7 and Windows Server 2008 R2
• Korean LDAP support

Program Fixes:

• 3971 Corrected a problem sending messages through some mail servers.
• 7423 Corrected a problem where an empty ZIP file may be left after an encryption error occurs.
• 7885 Corrected a condition where PKZIPC may report that it is "deflating" a file when it is actually storing it uncompressed.
• 7912 Corrected a display problem with the progress indicator appearing when compressing streamed files.
• 7991 Corrected a display problem for FTP information appearing when using the -CONFIG option.
• 8006 Corrected a problem extracting files in the .Z archive format when files contain less than 3 bytes of information.
• 8061 Improved error reporting for digital signatures that cannot be validated.
• 8260 Added support for opening ZIP files having a .ZIPX file extension.
• 8477 Remove support for using PPMd compression on 64-bit versions of Windows.

Instructions for Installing the Windows® Maintenance Release 

V12 Maintenance Release 3

This maintenance release is available for all users of PKZIP Server and SecureZIP Server v12.0 or v12.1. It provides the following product enhancements and fixes:

If you are updating from 8.x, you will need to obtain a new license key. Your current v8.x key will not work with this update. Customers on maintenance should contact PKWARE Customer Service to obtain a new key for this update.

Enhancements:

• New support for the PPMd data compression algorithm for .ZIP files
  
• New support for the LZMA data compression algorithm for .ZIP files
  
• Support for extracting multiple ZIP archives to individual folders
• Extract files from .Z format compressed files
• Added additional view information reporting starting disk number for split/spanned files
• Support using parameter substitution with -log and -logerror options
• Expanded -archivetype option to accept all supported archive types
• New support for HP-UX Itanium removes need to run PKZIP/SecureZIP using Aries emulation

PKZIP and SecureZIP Fixes:

• 3769 - Corrected a problem where a temp file may not be removed when a disk full condition occurs.
• 3785 - Corrected a problem with a file not appearing in an archive after a disk full condition occurs.
• 4645 - Added a message report when a ZIP file is already in use by another user.
• 5745 - Corrected a error in Help information for the -span option.
• 7127 - Corrected an unexpected program termination that may occur when
  viewing a ZIP file encrypted for more than 3000 recipients.
• 7221 - Corrected a problem using the file rename feature when converting path separators.
• 7227 - Corrected a problem where -directory and -path options where not being using when extracting a file from STDIN.
• 7392 - Corrected an error in the User Manual for the -times option
• 7507 - Corrected a problem where directories in an archive are not deleted using
  –delete.
• 7565 - Corrected a problem where a dot '.' used in command line with the -delete
  option acts like a wildcard.
• 7567 - Corrected operation of the -silent=fileheader option.
• 7831 - Corrected a problem where streaming an input file larger than 4GB may
  result in a incorrect archive.
• 7841 - Corrected a problem using the -logerror option on Windows systems that
  resulted in an unexpected program termination.
• 7843 - Corrected a problem where PKZIP/SecureZIP may incorrectly report a
  CRC error when extracting a file from a GZIP archive.
• 7963 - Corrected a problem processing data from a pipe when the file size is a multiple of the system _PC_PIPE_BUF value.

Instructions for Installing the Windows® Maintenance Release 

Instructions for Installing the HP-UX® Maintenance Release 

Instructions for Installing the IBM®-AIX® Maintenance Release

Instructions for Installing the Solaris™ Maintenance Release 

Instructions for Installing the Linux® Maintenance Release 

Click Here to view Archived Maintenance Releases