Even though downloading the certificate is straightforward, you may encounter these issues:
Not exactly. The default AWS load balancer certificate is an Amazon-issued certificate for *.elb.amazonaws.com . It may be signed by M02 or a different intermediate. Check the issuer: if it says CN=Amazon RSA 2048 M02 , then yes. amazon rsa 2048 m02 certificate download
If your server is configured to send only the Leaf certificate without the Intermediate (the M02), the client cannot verify the chain. This results in a "Connection not secure" warning in browsers or an UNABLE_TO_GET_ISSUER_CERT error in backend logs. You may need to download the M02 certificate to manually append it to your server configuration. Check the issuer: if it says CN=Amazon RSA
To understand the specific "M02" designation, we must first look at the structure of AWS Trust Services. You may need to download the M02 certificate