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After installing the engine and add it to the configuration file, as described here, stops working authentication with certificate from a file.
If I understand correctly, then work through the openssl engine-pkcs11 need to explicitly specify it as backend'a (engine pkcs11) and then certificates will be taken with
smart card. But if I want to just authenticate(https) explicitly specify the path to the certificate (files) and not specifying as backend pkcs11 I get an error: