HTTPS
Port 443
END-TO-END ENCRYPTED

Traffic between ALB and this application is encrypted with TLS.
Double encryption: Let's Encrypt cert at ALB + self-signed cert at backend.

Backend ProtocolHTTPS (TLS 1.2/1.3)
Backend Port443
Backend CertSelf-signed (RSA 2048)
Instancei-06d3f9ccec2beed6c
Private IP172.16.167.16
TLS at BackendActive
Traffic PathALB -HTTPS-> NGINX