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How Do I View Certificates in Keytool?

James H. Sterling • • 7 min read
How Do I View Certificates in Keytool?
If you need to check the information within a certificate, or Java keystore, use these commands.
  1. Check a stand-alone certificate: keytool -printcert -v -file mydomain.
  2. Check which certificates are in a Java keystore: keytool -list -v -keystore keystore.
  3. Check a particular keystore entry using an alias:

.

Subsequently, one may also ask, how do I check if a Keytool certificate is valid?

Java Keytool Commands for Checking

  1. Check a stand-alone certificatekeytool -printcert -v -file mydomain.crt.
  2. Check which certificates are in a Java keystorekeytool -list -v -keystore keystore.jks.
  3. Check a particular keystore entry using an aliaskeytool -list -v -keystore keystore.jks -alias mydomain.

One may also ask, how do I import a certificate using Keytool? Run the Java keytool command to import the certificate into the keystore.

  1. Open a command prompt and change to the following directory: <location> injre6.0in.
  2. Run the following command line.
  3. Enter yes when prompted to trust or add the certificate.

Considering this, how do you view Cacert?

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.

Where is Keytool located?

keytool is a tool to manage key and certificates. It is provided with any standard JDK distribution and can be located in %JAVA_HOME%in . For me it turned out to be in c/Program Files/Java/jdk1. 7.0_25/bin (Windows 8).

Related Question Answers

What is 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.

How do I list all certificates in the JDK Cacerts file?

You can inspect (list) certificates in your cacert keystroke using the java keytool. keytool has to be in your path, or can be found in the bin directory of your Java Installation (e.g. C:/Program Files (x86)/Java/jre1. 8/bin/keytool.exe).
James H. Sterling
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James H. Sterling

James Sterling reports on renewable energy developments, climate policy, ecological conservation, and green tech innovations around the globe.