Files with z4 extension are used by the ZoneAlarm firewall software. They contain some various data for internal purposes.

There is one other file type using
the Z4 file extension!

empty icon.z4 - Infocom game module for Z-machine version 4

Detailed description

Software that works with z4 file extension

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Z4 file extension - ZoneAlarm Mailsafe renamed file

What is z4 file? How to open z4 files?

File type specification:

Various data file type icon Various data file type

z4 file icon: z4 filetype icon

The z4 file extension is associated with ZoneAlarm, a personal firewall software, originally created by Zone Labs and currently developed by CheckPoint Software Technologies LTD.

One of ZoneAlarm features is MailSafe, which detects e-mail attachments and warns the user about their presence. When a potentially dangerous attachment is detected, the program quarantines the file with simple renaming of its original file extension, so it breaks the common program association function in Windows and prevents such files from being executed (or launched via associated program).

A file with z4 file extension had its original file extension renamed for security reasons.

The default software associated to z4 file type:

ZoneAlarm Pro icon

Check Point Software Technologies Ltd. logoZoneAlarm Pro  Microsoft Windows software

Company or developer:
Check Point Software Technologies Ltd.

ZoneAlarm Pro is a set of tools used to protect computer against hacker attacks,destroy spyware, and secure privacy.

Help how to open Z4 files:

You can rename the z4 file extension back to VB and work with the file normally. This can however be potentially dangerous, because the file was quarantined for a reason. So always re-check it with your anti-virus or anti-spyware programs before you rename the files.

How to convert file with extension Z4:

It is not convertable file format.

List of recommended software applications associated to the .z4 file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux etc.) and possible program actions
that can be done with the file
: like open z4 file, edit z4 file, convert z4 file, view z4 file, play z4 file etc. (if exist software for corresponding action in File-Extensions.org's database).

  • Others z4 file

Unspecified and all other actions for computer programs working with z4 file - ZoneAlarm Mailsafe renamed file

Click on the software link for more information about ZoneAlarm Pro. ZoneAlarm Pro uses z4 file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).

Microsoft Windows:

Previous file extension
Z32 file extension

File-Extensions.org > Various data file types

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