Files with signed extension are some sort of web browser certificates for Safari web browser.

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

signed file icon.signed - BlackBerry 10 app signed file

Detailed description

Software that works with signed file extension

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SIGNED file extension - OS X signed file

What is signed file? How to open signed files?

File type specification:

Encoded and encrypted file type icon Encoded and encrypted file type

signed file icon: signed filetype icon

The signed file extension is associated with Apple OS X operating system (now macOS) based on UNIX available for Mac computers and other apps written for it.

These signed files most likely contain certificates or other related data used by Apple Mac applications.

The default software associated to signed file type:

Mac OS X icon

Apple, Inc. logo Mac OS X  Apple macOS / Mac OS X software

Company or developer:
  Apple, Inc.

OS X or Mac OS X is Unix-based operating system developed by Apple Inc. for Macintosh computers. It contains basic core applications for everyday use, such as Finder basic file manager, Safari for Internet browsing, QuickTime for video, iTunes for managing audio data and iPod, iOS devices management , iMessage instant messaging, Mail, Contacts, Calendar and many more.

The latest version 10.11 of OS X is called El Capitan. It is available to purchase on Mac App Store as well as is distributed with new Mac computers and notebooks. It includes features to improve the security, performance, design and usability.

OS X operating system was replaced by new macOS in 2016!

Help how to open SIGNED files:

At this moment, there is not known application that is able to open *.signed file types.

How to convert file with extension SIGNED:

As far as we know, this .signed file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.

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

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

  • Others signed file

Unspecified and all other actions for computer programs working with signed file - OS X signed file

Click on the software link for more information about Mac OS X. Mac OS X uses signed 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.).

Apple macOS / Mac OS X:

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SIGN file extension > Encoded and encrypted file types

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