Solving sslv3 alert handshake failure when trying to use a client certificate

Question

I\'m trying to connect to a service that requires a certificate for authorization. The process is that I send the service a CSR file. The service signs the CSR and sends me

Answer 1

The solution for me on a CentOS 8 system was checking the System Cryptography Policy by verifying the /etc/crypto-policies/config reads the default value of DEFAULT rather than any other value.

Once changing this value to DEFAULT, run the following command:

/usr/bin/update-crypto-policies --set DEFAULT

Rerun the curl command and it should work.