Export the certificate from the bundle first. Use OpenSSL to extract the .crt or .cer file before importing.
Keytool expects certificates in (binary) or PEM (Base64 ASCII) format. If you attempt to import a .pfx or .p12 bundle directly using the -importcert command, you will trigger this error. Export the certificate from the bundle first
The "keytool error: java.lang.Exception: Input not an X.509 certificate" error typically occurs when the Java Keytool utility cannot parse the certificate file you are trying to import. This usually means the file is in an unsupported format, contains invalid characters, or is missing the necessary structural markers. 🛠️ Common Causes and Quick Fixes 1. Incorrect File Format contains invalid characters