ez érdekes, nálam a következő van:
Version 70.0.3538.77 (Official Build) (64-bit)
Your connection is not private
Attackers might be trying to steal your information from www.aqua.hu (for example, passwords, messages, or credit cards). Learn more
NET::ERR_CERT_SYMANTEC_LEGACY
Subject: www.aqua.hu
Issuer: GeoTrust DV SSL CA - G3
Expires on: Dec 29, 2018
Current date: Oct 31, 2018
PEM encoded chain:
-----BEGIN CERTIFICATE-----
MIIFtDCCBJygAwIBAgIQIvClIqY058u64KAUDzrGtjANBgkqhkiG9w0BAQsFADBm
MQswCQYDVQQGEwJVUzEWMBQGA1UEChMNR2VvVHJ1c3QgSW5jLjEdMBsGA1UECxMU
RG9tYWluIFZhbGlkYXRlZCBTU0wxIDAeBgNVBAMTF0dlb1RydXN0IERWIFNTTCBD
QSAtIEczMB4XDTE3MTEyODAwMDAwMFoXDTE4MTIyODIzNTk1OVowFjEUMBIGA1UE
AwwLd3d3LmFxdWEuaHUwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCm
IRJf9gZWxEuPtNgNkbw0xCgUpN2NV1FBbDDGs7TqJeJTeQkSodSIfyS5ZQMUjmyB
xyj5wo8/ms7QmlCuKXCXzmtyqqeZlp6W2BXkhwId7ho6J8gdJ8prxgjfgSP+wRke
[...]
Firefox 64.0b5 (64-bit)
Your connection is not secure
The owner of www.aqua.hu has configured their website improperly. To protect your information from being stolen, Firefox has not connected to this website.
Websites prove their identity via certificates, which are issued by certificate authorities. Most browsers no longer trust certificates issued by GeoTrust, RapidSSL, Symantec, Thawte, and VeriSign. www.aqua.hu uses a certificate from one of these authorities and so the website’s identity cannot be proven.
You may notify the website’s administrator about this problem.
www.aqua.hu uses an invalid security certificate. Certificates issued by GeoTrust, RapidSSL, Symantec, Thawte, and VeriSign are no longer considered safe because these certificate authorities failed to follow security practices in the past. Error code: MOZILLA_PKIX_ERROR_ADDITIONAL_POLICY_CONSTRAINT_FAILED