How do I open a keystore file in Windows?

Asked By: Redencion Feuerherm | Last Updated: 8th January, 2020
Category: technology and computing browsers
4.2/5 (9,556 Views . 33 Votes)
To open a keystore from file:
  1. From the File menu, choose Open Keystore.
  2. The Open Keystore dialog will appear.
  3. Select the folder where the keystore file is stored.
  4. Click on the required keystore file or type the filename into the File Name text box.
  5. Click on the Open button.
  6. The Password for Keystore

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Correspondingly, how do I open a Keytool file in Windows?

Run the Keytool Utility

  1. Open a Command Prompt window running as an administrator.
  2. Navigate to the folder that contains keytool.exe or add this folder to your path. ( Confirm the actual Server JDK version for your installation.) For example:
  3. To review the available options, enter the following: keytool -help.

One may also ask, where is the keystore file located? Your keystore will be in your JAVA_HOME---> JRE -->lib---> security--> cacerts . You need to check where your JAVA_HOME is configured, possibly one of these places, Computer--->Advanced --> Environment variables---> JAVA_HOME. Your server startup batch files.

Furthermore, how do I create a JKS file in Windows?


  1. Create a new keystore: Open a command prompt in the same directory as Java keytool; alternatively, you may specify the full path of keytool in your command.
  2. Generate a CSR based on the new keystore:
  3. Answer each question when prompted. Use the chart below to guide you through the process:

What is the keystore file?

Security file commonly used by (IDEs), such as Eclipse and Unity, to verify application developers; stores a set of cryptographic keys or certificates in the binary Java Key Store (JKS) format. A KEYSTORE file is used for several security purposes.

30 Related Question Answers Found

How do I open a Cacert file in Windows?

To view the entries in a cacerts file, you can use the keytool utility provided with Sun J2SDK versions 1.4 or later. The following example uses the -list command to display the CA certificates in the cacerts file.

How do I know if keystore is installed?

If you have Java installed on your Windows computer, you can find it using these suggestions: 1. Try to find the folder "C:Program FilesJavajre7in". Scroll down in the file list, you should see "keytool.exe" displayed.

What is the Keytool command?

The Java Keytool is a command line tool which can generate public key / private key pairs and store them in a Java KeyStore. The Keytool executable is distributed with the Java SDK (or JRE), so if you have an SDK installed you will also have the Keytool executable.

Where do I run Keytool command?

keytool is located in JDK bin directory ($JAVA_HOME/bin). JAVA_HOME is your JDK installation directory. To use that command line you should also include $JAVA_HOME/bin to your PATH environment variable. Keytool command can be run at your dos command prompt, if JRE has been set in your classpath variable.

How do I open Keytool?

Run the Keytool Utility
  1. Open a Command Prompt window running as an administrator.
  2. Navigate to the folder that contains keytool.exe or add this folder to your path. ( Confirm the actual Server JDK version for your installation.) For example:
  3. To review the available options, enter the following: keytool -help.

What is the name of your organizational unit?

- Organizational Unit (OU): This field is the name of the department or organization unit making the request. - Common Name (CN): The Common Name is the Host Name or Domain Name. Example "" or "".

What is JKS file in SSL?

A Java KeyStore (JKS) is a repository of security certificates – either authorization certificates or public key certificates – plus corresponding private keys, used for instance in SSL encryption. In IBM WebSphere Application Server and Oracle WebLogic Server, a file with extension jks serves as a keystore.

What is the default keystore password?

If you're trying to do stuff with the Java default system keystore ( cacerts ), then the default password is changeit . You can list keys without needing the password (even if it prompts you) so don't take that as an indication that it is blank.

Why do we need JKS file?

The purpose of a key store is to protect the privacy and integrity of cryptographic keys using password-based algorithms. Privacy means that the keys are kept secret; they can only be used by someone who knows the password; this is useful for private keys and secret keys.

What is the difference between keystore and trustStore?

Main difference between trustStore vs keyStore is that trustStore (as name suggest) is used to store certificates from trusted Certificate authorities(CA) which are used to verify certificate presented by Server in SSL Connection while keyStore is used to store private key and own identity certificate which program

How do I get a keystore?

How to create an Android Keystore file
  1. Open KeyStore Explorer and press the button Create a new KeyStore to start creating a keystore file.
  2. Select JKS as the new KeyStore type.
  3. Press the Generate Key Pair button to start filling the keystore file with authentication keys.
  4. In Algorithm Selection keep RSA selected with a Key Size of 2048.

How does a keystore work?

A Java Keystore is a container for authorization certificates or public key certificates, and is often used by Java-based applications for encryption, authentication, and serving over HTTPS. Its entries are protected by a keystore password.

How do you create a TrustStore?

To Create a New TrustStore
  1. Perform the following command. keytool -import -file C:cascertsfirstCA.cert -alias firstCA -keystore myTrustStore.
  2. Enter this command two more times, but for the second and third entries, substitute secondCA and thirdCA for firstCA. Each of these command entries has the following purposes:

How do I run a JKS file?

To Use keytool to Create a Server Certificate
  1. Generate the server certificate. Type the keytool command all on one line:
  2. Export the generated server certificate in keystore. jks into the file server.
  3. To add the server certificate to the truststore file, cacerts.
  4. Type yes , then press the Enter or Return key.

How do I update a JKS file?

Following are the high level steps you need to follow to renew an expired certificate in a keystore.
  1. Step 1: Check the validity period of the certificate.
  2. Step 2: Generate a certificate signing request.
  3. Step 3: Import the new certificate to a keystore.

How do I create a TrustStore JKS file?

To Create a New TrustStore
  1. The first entry creates a KeyStore file named myTrustStore in the current working directory and imports the firstCA certificate into the TrustStore with an alias of firstCA.
  2. For the second entry, substitute secondCA to import the secondCA certificate into the TrustStore, myTrustStore.

How do I create a private keystore key?

Steps to create a . jks keystore using . key and . crt files
  1. Step 1 : Copy the crt contents to a notepad and save this file with . pem extension.
  2. Step 2 : Copy the contents of private key and save it into a notepad with . pem extension.
  3. Step 3 : Run the following command :