When setting up https on an existing server, you need to provide a redirect for all those visitors arriving via http backlinks. Here is how to do this.

Cybersecurity in the Age of the Machine
When setting up https on an existing server, you need to provide a redirect for all those visitors arriving via http backlinks. Here is how to do this.
In the age of cyber warfare, being paranoid is the only reasonable attitude and that means, among other things, being paranoid about software updates.
Here’s a tip on how to fix the error message:
nginx.service: Failed to read PID from file /run/nginx.pid: Invalid argument
quick and easy. This fix should do it for you.
When the server can’t write to the session data directory, if will use /var/cache/nginx/fastcgi_temp/ and complain in the error log. You don’t want any of these errors, but a setting considered insecure will not even be reported as such. Here is how to bolster your PHP 7 session security with NGINX and php-fpm.
Your users want to access a web server instance as a staging or production environment for DevOps… They want access to the web server document root of the sites they manage. Your job is to maintain the integrity of the whole system in terms of cyber security.
If you happen to be running a web server on Linux—for example in EC2 on Amazon AWS—and need to provide site owners remote access in a secure and responsible manner, here is how to do it.