A cert file extension is related to the Netscape Navigator, an internet browsing suite. A cert file contains certificate index.

There are 2 other file types using
the CERT file extension!

empty icon.cert - Open Virtual Machine Format certificate

empty icon.cert - Keychain Access data

Detailed description

Software that works with cert file extension

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CERT file - Netscape certificate index data

What is cert file? How to open cert files?

File type specification:

Internet related file type icon Internet related file type

The cert file extension is associated with the Netscape Navigator (also known simply Netscape or Netscape Browser) Internet browser.

The cert file contains Netscape certificate index.

Netscape Navigator is obsolete product.

The successor of Netscape Navigator is Mozilla Firefox and Seamonkey.

This cert file type entry was marked as obsolete and no longer supported file format.

This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.

Updated: March 2, 2018

The default software associated to cert file type:

Netscape Navigator icon

AOL Inc. logoNetscape Navigator  Microsoft Windows software

Company or developer:
AOL Inc.

Netscape Navigator was multi-platform web browser popular in the 1990's. The project was discontinued in 2007. The last versions of Navigator was based on Firefox Gecko core.

Help how to open:

Probably not meant to be accessed by the user.

How to convert:

It is unlikely that this file type can be converted to anything else.

List of software applications associated to the .cert file extension

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

Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is ableto perform the specified software action, such as opening, editing or converting cert files.

  • Import cert file
  • Others cert file

Software that import cert file - Netscape certificate index data

Programs supporting the exension cert on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about Netscape Navigator for import cert file action.

Microsoft Windows:

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