Invalid SSL Certificate - UNTRUSTED by Microsoft

See: htxps://www.ibconsigweb.com.br/Index.do?method=prepare
Itaú BMG padlock icon
wXw.ibconsigweb.com.br
Infos (2)
Secure login (1)
Password will be transmited securely to https://wXw.ibconsigweb.com.br/Login.do;jsessionid=JUU0lrQ14-sC2ATjDCQEbUbW
Encryption (HTTPS) (1)
Communication is encrypted

The certificate expires in 34 days → https://www.bluessl.com/en/ssltest results
The certificate is not trusted in all web browsers. You may need to install an Intermediate/chain certificate to link it to a trusted root certificate. Learn more about this error. You can fix this by following Symantec’s Certificate Installation Instructions for your server platform. Pay attention to the parts about Intermediate certificates.

See security header situation attached

polonus