Convert a PEM-formatted String to a java.security.cert.X509Certificate

Question

How does one create a java.security.cert.X509Certificate instance from a PEM-formatted String? The PEM-formatted String is a HTTP request \"SSL_CLIENT_CERT\" h

Answer 1

Decode the Base64 to binary, with some InputStream reading it, then try

CertificateFactory cf = CertificateFactory.getInstance("X.509");
Certificate cert = cf.generateCertificate(is);