Dear Ac & Fi That was what I was replying to Fi's comment:
If opera (like chrome, edge or firefox) check the URL to see if it is "dangerous" (a phishing URL etc) then that is logged on their end, when it checks the database to see if the link has been flagged.
Re:
It is a simple technical fact that ISP's etc - Do Not Have, receive or are able to read the actual URL. - Please do see the https protocol itself, for additional information.
Read my answer again: It said they can see it if it is http, but not if it is https. Would you agree? Re Fi's Question:
Please provide your source of information that chrome browsers rely on a local blacklist.
See https://blog.chromium.org/2012/01/all-about-safe-browsing.html You can verify this yourself by looking at browser trafic with a MITM setup, e.h. using sslsplit Best Serge -- Dr. Serge Droz Member of the FIRST Board of Directors Senior Advisor https://www.first.org https://www.ict4peace.org