How to Create a SSL Certificate Bundle For Nginx

info

Certificates in the CA Bundle MUST be in the following order.

1. Server Certificate - example.com.crt
2. Intermediate CA Certificate - SectigoRSADomainValidationSecureServerCA.crt
3. Intermediate CA Certificate - USERTrustRSAAAACA.crt
4. Root CA Certificate - AAACertificateServices.crt

1. Create the Certificate Bundle

cat example.com.crt SectigoRSADomainValidationSecureServerCA.crt USERTrustRSAAAACA.crt AAACertificateServices.crt > ca-bundle.crt

2. References

1. How do I make my own bundle file from CRT files
2. Installation instructions for Nginx Server