amc-server_jtconnors_com.crt - This is the Comodo-generated host-specific SSL certificate for a machine with a Fully Qualified Domain Name (FQDN) of AddTrustExternalCARoot.crt - Comodo Root Certificate

Installing the trusted root certificate | Microsoft Docs Select the appropriate certificate of authority from the list and choose the Base 64 Encoding method. Choose the Download CA certificate link and then choose Open option when prompted to open or save the certificate. When the certificate window opens, choose Install Certificate…. The Certificate Import wizard appears. In the wizard, choose Next. How can I convert a certificate file from .crt to .cer Double-click on the *.crt file to open it into the certificate display. Select the Details tab, then select the Copy to file option. Choose next on the Certificate Wizard. Select Base-64 encoded X.509 (.CER) in the File format window, then Next. Select Browse (to locate a destination) and type in the filename.

crt and key files represent both parts of a certificate, key being the private key to the certificate and crt being the signed certificate. It's only one of the ways to generate certs, another way would be having both inside a pem file or another in a p12 container.

In cryptography and computer security, a root certificate is a public key certificate that identifies a root certificate authority (CA). Root certificates are self-signed (or it is possible for a certificate to have multiple trust paths, say if the certificate was issued by a root that was cross-signed) and form the basis of an X.509-based public key infrastructure (PKI).

Certified Respiratory Therapist (CRT) – The National Board

How to convert .pfx certificates to .crt including the