Your connection is not secure - This error appears on all accessed sites.
This error appears on any site I open. Your connection is not secure The owner of www.facebook.com has configured this site incorrectly. To protect your information from being stolen, Firefox has not connected to it. This site uses HTTP Strict Transport Security (HSTS) to specify that Firefox can only successfully connect to it. As a result, you can not add an exception to this certificate.
Solução escolhida
The problem was solved. What caused the download was the "Legendas Brasil" app. After uninstalling it returned to normal operation.
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O expedidor do certificado do sistema remoto não é reconhecido.
HTTP Strict Transport Security: true Chave HTTP pública fixa: false
Cadeia de certificados:
BEGIN CERTIFICATE-----
MIIF0zCCBLugAwIBAgIRALeq6azt+rc1Kyy9+IEOifkwDQYJKoZIhvcNAQELBQAw JzELMAkGA1UEBhMCRU4xGDAWBgNVBAMMD0NvbUxlZ1NlcnZpY2UgMjAeFw0xNzEx MDMwMzQyMDJaFw0xODExMjIwNzU5NTlaMHkxCzAJBgNVBAYTAlVTMRMwEQYDVQQI EwpDYWxpZm9ybmlhMRYwFAYDVQQHEw1TYW4gRnJhbmNpc2NvMSMwIQYDVQQKExpX aWtpbWVkaWEgRm91bmRhdGlvbiwgSW5jLjEYMBYGA1UEAwwPKi53aWtpcGVkaWEu b3JnMIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDfcIQw1EcbJNoh65RWR4U8 Ys4omUaS38cfVHQKnk8pEs/btGzpSzroDXLit863DSeuQG/k6Hm0SNrcmVgpv7z8 hClSIk0uzp8LmYY1VyGKivPfww4NbQxzybE80h2I1HntJNYcEW9GsQVVDklUmilP RrraZGTCWiF/mVnYqw3qyQIDAQABo4IDKjCCAyYwggL4BgNVHREEggLvMIIC64IP Ki53aWtpcGVkaWEub3JnghEqLm0ubWVkaWF3aWtpLm9yZ4IRKi5tLndpa2lib29r cy5vcmeCECoubS53aWtpZGF0YS5vcmeCESoubS53aWtpbWVkaWEub3JnghsqLm0u d2lraW1lZGlhZm91bmRhdGlvbi5vcmeCECoubS53aWtpbmV3cy5vcmeCESoubS53 aWtpcGVkaWEub3JnghEqLm0ud2lraXF1b3RlLm9yZ4ISKi5tLndpa2lzb3VyY2Uu b3JnghMqLm0ud2lraXZlcnNpdHkub3JnghIqLm0ud2lraXZveWFnZS5vcmeCEiou bS53aWt0aW9uYXJ5Lm9yZ4IPKi5tZWRpYXdpa2kub3JnghYqLnBsYW5ldC53aWtp bWVkaWEub3Jngg8qLndpa2lib29rcy5vcmeCDioud2lraWRhdGEub3Jngg8qLndp a2ltZWRpYS5vcmeCGSoud2lraW1lZGlhZm91bmRhdGlvbi5vcmeCDioud2lraW5l d3Mub3Jngg8qLndpa2lxdW90ZS5vcmeCECoud2lraXNvdXJjZS5vcmeCESoud2lr aXZlcnNpdHkub3JnghAqLndpa2l2b3lhZ2Uub3JnghAqLndpa3Rpb25hcnkub3Jn ghQqLndtZnVzZXJjb250ZW50Lm9yZ4IUKi56ZXJvLndpa2lwZWRpYS5vcmeCDW1l ZGlhd2lraS5vcmeCBncud2lraYINd2lraWJvb2tzLm9yZ4IMd2lraWRhdGEub3Jn gg13aWtpbWVkaWEub3Jnghd3aWtpbWVkaWFmb3VuZGF0aW9uLm9yZ4IMd2lraW5l d3Mub3Jngg13aWtpcXVvdGUub3Jngg53aWtpc291cmNlLm9yZ4IPd2lraXZlcnNp dHkub3Jngg53aWtpdm95YWdlLm9yZ4IOd2lrdGlvbmFyeS5vcmeCEndtZnVzZXJj b250ZW50Lm9yZ4INd2lraXBlZGlhLm9yZzAJBgNVHRMEAjAAMB0GA1UdJQQWMBQG CCsGAQUFBwMBBggrBgEFBQcDAjANBgkqhkiG9w0BAQsFAAOCAQEAysPdA2qZMwYs zHxYSCLTbc30Y4PT3jXeSfTD+oW92zcnPJydjgDWkJN7eaZEkoLYo+wwxo9+oZr4 J4//nEWACDo9MOzLdUFtBJ+525FiivuwtXYN5/3vR8iLZdl/6CneOS8RH5m6FT57 T5BupNGKgyG3XbXyJxd68id1Z+Pml4OdA/LB20TnGq70PVRYzpbdU+7xg5IENkg/ 0s6K9akpwegMnEmYgLqtEFx/JNXOA/I+6z4fWBo8EFH1HSd/nLnlFqA4l33iBTm7 v5/R4GIkm4XST9fqF6pDUtuq/oX5I+ndlPuOFWerdy8IkQvletRS9uguL6RhgS1x jPy5zqv5+A==
END CERTIFICATE-----
Solução escolhida
The problem was solved. What caused the download was the "Legendas Brasil" app. After uninstalling it returned to normal operation.