How to configure a directory of trusted certificates for OpenSSL to trust.
How to use the
openssl command-line to verify whether certs are valid.
How to configure Ruby to trust self-signed certificates.
How to look at the contents of a Certificate Signing Request (CSR) with the
openssl command-line tool.
How to extract a list of trusted certificates from a Java Trust store.
How to view an X.509 DER certificate's fingerprint using
How to view an X.509 PEM certificate's fingerprint using
How to convert an X.509 DER file to a human-readable format using
How to convert an X.509 PEM file to a human-readable format using
How to get the ChefDK (and associated tools) to trust internal / self-signed certificates, in an easy oneliner.
A quick one-liner to get you the full certificate chain in