How to install an Intermediate CA cert in Apache?
Environment
- All Red Hat Enterprise Linux versions
- Apache httpd - all versions
Issue
- You need to install an Intermediate CA certificate. How to do it in Apache?
Resolution
Standard one-way HTTPS
- Backup up all involved files before manipulating them.
- Locate the Apache configuration file where your Virtual Host is configured.
-
Locate the line "SSLCertificateChainFile". For example:
SSLCertificateChainFile /etc/pki/tls/certs/chain.crt -
Copy and paste the contents of the Intermediate CA into your CA chain file (append to chain.crt ).
-
Restart Apache httpd:
# service httpd restart
Two-way SSL (Client Authentication)
- Backup up all involved files before manipulating them.
- Locate the Apache configuration file where your Virtual Host is configured.
-
Locate the line "SSLCACertificateFile". For example:
SSLCACertificateFile /etc/httpd/conf/ssl.crt/my_ca.crt -
Copy and paste the contents of the Intermediate CA into your CA cert (append to my_ca.crt ).
-
Restart Apache httpd:
# service httpd restart
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1 Comments
So suppose i have an,
/etc/pki/tls/certs/sr-test-.crt, and then, i have an "CA.cer", i can read the first one the "crt" with cat on linux, and it has "-----BEGIN CERTIFICATE----- -----END CERTIFICATE-----", then i can read the content "cer" file whit this comand "openssl x509 -inform DER -in CA.cer -noout -text", then i need to copy all this output and paste it inside "sr-test-.crt" beetween "-----BEGIN CERTIFICATE----- -----END CERTIFICATE-----", and the restart my apache web server, this are the correct steps ?