To resolve the error, remove the tls-auth directive. This happens because tls-auth needs an auth digest, but it isn’t specified. This error message occurs if you specify auth none and also tls-auth in your client profile. Refer to the MD5 signature algorithm support section for more information. The solution is to use a certificate not signed with MD5 but with SHA256 or better. In other words, it could very well be a fake certificate. With an MD5-signed certificate, the security level is so low that the authenticity of the certificate can’t by any reasonable means be assured. Certificate verification failure can occur, for example, if you are using an MD5-signed certificate. This error message occurs when a certificate can’t be verified properly. certificate verification failed : x509 - certificate verification failed, e.g. Refer to this detailed forum post for more info. This error message occurs with a faulty certificate. error parsing certificate : X509 - The date tag or value is invalid The following are common error messages and information about them.

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