Opening KEYCHAIN-DB Files

The KEYCHAIN-DB file type is primarily associated with Keychain Access.

KEYCHAIN-DB	File extension: KEYCHAIN-DB
	File type:	database file

What is a KEYCHAIN-DB file

KEYCHAIN-DB files mostly belong to Keychain Access. KEYCHAIN-DB files are the secure database files used by Apple's Keychain Password Manager on macOS.
These files hold passwords, certificates, and secure notes. They work with the Keychain Access application to provide a safe store for system and application credentials.
Key details compiled by FilExt.com:

They store login information and digital certificates

They are encrypted to protect sensitive data

They integrate with macOS security services

They update automatically as credentials change

FilExt.com note: Viewing these files with a text editor will not display useful information because the data is structured as a secure database.

How do you open KEYCHAIN-DB files?

You need a suitable software like Keychain Access to open a KEYCHAIN-DB file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your KEYCHAIN-DB file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a KEYCHAIN-DB file directly in the browser:. Just drag the file onto this browser window and drop it.

Online KEYCHAIN-DB Text Viewer

Choose your .keychain-db file to analyze

or drag and drop it here

Online File Viewer

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Programs that open and convert KEYCHAIN-DB files:

Keychain Access
See the previous paragraphs to learn more about the main application. KEYCHAIN-DB files are often referred to as Keychain Access databases because this type of file is primarily created or used by this software.
Keychain Access
A .KEYCHAIN-DB file is a database file used by the Apple Keychain Access application in macOS. It stores various types of sensitive information, such as website passwords, Wi-Fi network credentials, application passwords, and cryptographic keys. The information within these files is encrypted to protect user privacy and security. Keychain Access allows users to manage and access these stored credentials securely. This file format is classified as Database File.

KEYCHAIN-DB file format:

To view or edit KEYCHAIN-DB files you need to know the file format, because it determines how the data in this file is stored. The initial characters of a file are called signature, sometimes also referred to as "magic bytes". The signature can be used to infer the file format. File extension, signature and file format must match; otherwise errors will occur when the file is opened. So you need a detailed analysis of a file to find out the format and the associated program. Below is our analysis of the KEYCHAIN-DB files:

The KEYCHAIN-DB file extension is not widely used. Such a file mainly uses a defined KEYCHAIN-DB format. The file formats most commonly found in KEYCHAIN-DB files are:

90% of all KEYCHAIN-DB files start with the bytes kych, which are crucial for this file format. They consist of unreadable binary data. The files are on average 23 KB in size and range from 22 KB to 290 KB. The file type is relatively new. The files contain the following words: kych and CSSM_DL_DB_SCHEM. An example of a file name is MyKeychain.keychain-db or login.keychain-db. These files are often associated with metadata, renamed, system and apsd.

All other KEYCHAIN-DB files (10%) have no uniform format. Drag & drop your file here to see the file format and a preview of your KEYCHAIN-DB file!

Technical Data for KEYCHAIN-DB File Extension

File classification:

Database

a keychain-db database file is a special file format and should only be edited and saved with the appropriate software.

How to solve problems with KEYCHAIN-DB files

Associate the KEYCHAIN-DB file extension with the correct application.
Update your software that should actually open database files. Because only the current version supports the latest KEYCHAIN-DB file format. Search, therefore, e.g. on the manufacturer website after an available Keychain Access update.
To make sure that your KEYCHAIN-DB file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
Click here to open your .KEYCHAIN-DB file online - secure, fast, and no downloads needed.