Keytool Windows Jun 2026

This creates a file named mydomain.csr which you can submit to the CA.

Modern Java versions prefer the PKCS12 format over the older JKS. You can convert them using the -importkeystore command. Conclusion

To trust a specific Certificate Authority, you must import their certificate into your keystore. powershell keytool windows

Below are the most frequently used commands. Note that Keytool commands are case-sensitive.

The is a command-line utility used to manage keys and certificates on Windows. It is bundled with the Java Development Kit (JDK) or Java Runtime Environment (JRE) and stores information in a file called a keystore . Common Commands for Windows This creates a file named mydomain

She had two choices: panic, or finally learn the mysterious keytool utility she’d been avoiding for three years.

To run Keytool from any Command Prompt or PowerShell window, add it to your system PATH: Conclusion To trust a specific Certificate Authority, you

It asked for a password. She typed changeit (the default for a new keystore) and then exported the certificate to a file called arkham.cer . She imagined the certificate as a tiny golden key, now sitting in her C:\certs folder.