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ZoneAlarm Mailsafe renamed VB file
File type: Various data file
Files with z1 extension are used by the ZoneAlarm firewall software. They contain some various data for internal purposes.
Found 2 different file type records with the same z1 filename suffix.
File type category:
Various data file
Date updated: August 24, 2017
The z1 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 z1 file extension originally had VB file extension (Visual Basic script file). Simple renaming will restore the Windows associations with such file, however it is not advised, unless you are absolutely sure it safe to do.
You can rename the Z1 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.
It is not convertable file format.
Software applications that handle other tasks involving z1 files:
Microsoft Windows
File type category:
Game file
Date updated: May 17, 2019
Record marked as obsolete and not updated for a long time.
The z1 file extension is associated with Infocom.
The z1 files are compiled game code to files containing Z-machine instructions (called story files, or Z-code files).
Z-code files usually have names ending in .z1, .z2, .z3, .z4, .z5, .z6, .z7 or .z8 (and occasionally .dat), where the number is the version number of the Z-machine on which the file is intended to be run.
Types 1, 2, 4, 6, and 7 are extremely uncommon; most Z-machine data files are types 3, 5, or 8. Type 6 provides some graphics support.
Interpreters for Z-code files are available on a wide variety of platforms - on various old machines (such as the Apple II, TRS-80 and Sinclair), portable machines (such as Palm OS devices and the Nintendo Game Boy) and most modern platforms.
Use compatible tools to work with *.z1 files.
Probably cannot be converted to other formats.