pyday2017.python-vigo.es uses an invalid security certificate.
The certificate is only valid for the following names: www.github.com,
*.github.com, github.com, *.github.io, github.io, *.githubusercontent.com,
githubusercontent.com
Error code: SSL_ERROR_BAD_CERT_DOMAIN
Por ejemplo Firefox 58.0a1 (2017-10-25) (64-bit):
Posible soluciones:
¿Comentarios?