One year ago, I secured my email domain after receiving a self-sent threatening email. The old DMARC tool worked flawlessly, but I like to try new things. Lastly Cloudflare has introduced its beta DMARC Management tool. I need to test it!
There are days that you do things out of the ordinary. That day, I opened my spam folder…exceptional behavior for all of us. This is not the end, I found a self-sent threatening email. That’s me, a proper villain :) This amazing finding set off a thought process in my head.How? How is it possible? […]
Exposing containerized applications isn’t straightforward. I’ve got a dedicated server for Docker containers with a few different supporting components. I need to take care of routing, SSLs, web sockets, paths, and other bits of Nginx configuration. Cloudflare states that this can be done easier and faster with:no open ports,no exposed public IP,SSL certificate,and completely free. […]
Most communication on the Internet starts with the DNS query. Client (smartphone, computer) sends a request to DNS Resolver which provides him a machine-readable IP address based on the human-readable domain name. He transforms 1dot1dot1dot1.cloudflare-dns.com into 1.1.1.1. Now our device knows where to connect, where a destination server is. Typically we use a DNS Resolver […]