Troubleshooting: SSL Certificate Browser Errors

Troubleshooting SSL Certificate Web Browser Errors can vary depending on its cause. The following warnings are presented by web browsers when you access a site that has a security certificate installed (for SSL/TLS data encryption) that cannot be verified by the browser. Typically this is from a self signed certificate created by a server system for default encryption. Examples Microsoft Edge: “This site is not secure. This might mean that someone’s trying to fool you or steal any info you send to the server. You should close this site immediately.”   Internet Explorer: “The security certificate presented by this website was not issued by a trusted certificate authority.” Firefox: “The owner of selfsigned.websecurity.symantec.com has configured their website improperly. To protect […]

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Troubleshooting: Error: “java.lang.Exception: Input not an X.509 certificate.”

This Article consists of advanced troubleshooting to a very problematic issue that comes up with versions of Keytool when installing an SSL certificate. There can be numerous causes for this issue. By all normal means when following SSL Installation Instructions for Tomcat using pkcs7 or SSL Installation Instructions for Tomcat using x.509 the user should have a smooth installation, but user may receive the following error message. Issue: During installation of an SSL Certificate on a Tomcat/jBoss system you may get the following error using keytool: Error: “java.lang.Exception: Input not an X.509 certificate.” Causes: The cause of this error can happen for any of the following reasons. Your version of Tomcat keytool will not accept a pkcs7/.p7b format certificate. The certificate that you are […]

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