Collaborate Disseminate
I often use a random ingress eg. jhjhtdf76753.example.com, working away quietly developing code on this subdomain for months, never creating a public DNS entry for the subdomain.
The example.com domain points to our load balancer and nginx… Continue reading Is LetsEncrypt activity Public?
Up first this week is a warning for the few of us still brave enough to host our own email servers. If you’re running Zimbra, it’s time to update, because …read more Continue reading This Week in Security: Zimbra, DNS Poisoning, and Perfctl
While I was debugging something, I noticed that none of Google’s products domains (google.com, gmail.com, googleapis.com, gstatic.com…) are DNSSEC-signed.
It seems that Google offer an unofficial DNSSEC-signed MX records for their Google W… Continue reading Why aren’t any Google’s domains DNSSEC signed?
In this guide, we will learn how to install and configure DNS on Windows Server. So, if you are interested, join this walkthrough on how to install, configure, and manage DNS on Windows Server machines. What is DNS in Windows Server? The Domain Name Sy… Continue reading How to install and configure DNS on Windows Server
We have noticed that sometimes, Windows fails to resolve the domain name when one tries to ping it or do nslookup. Sometimes, when trying to run the nslookup command, they encounter this; however, on other occasions, nslookup works, but pinging the sam… Continue reading Windows can’t resolve domain name [Fix]
My question relates to DNSSEC and how to check it easily when navigating the web.
DNSSEC is used by a majority of TLDs and CC TLDs, and it contributes to secure the DNS protocol.
Statistics about TLDs’ usage of DNSSEC (09-2024)
https://it… Continue reading Resources to easily check DNSSEC in Web communications – any web extentions in EU / NA?
I friend of mine has had a subdomain takeover occur. I’ve taken a look at his DNS and he had some dangling entries, but they were A records, not CNAMEs. The subdomain was pointing to an IP address on AWS.
I’ve read up on subdomain takeover… Continue reading Subdomain takeover with A record
I’ve been experiencing attacks on my macOS computer that seem to coincide with MDNS broadcasts that occur when my iPhone is connected to the same network.
My basic understanding is that my phone requests all (ANY) DNS records, in the same … Continue reading What is the purpose of MDNS supportsRP-22._apple-mobdev2._tcp.local?
Fur Affinity’s domain and Twitter were compromised in a major DNS hijacking on August 20, 2024. Hackers redirected… Continue reading Fur Affinity Website Hacked in DNS Hijacking Attack
At 5:50 the video I Gave a Hacker 28 Days To Ruin My Life by Zac Alsop briefly describes a "pineapple" as a router masquerading as an AP of the office network. Once the victim devices are connected, they are serviced by a malicio… Continue reading Trying to understand an attack showcased in a viral YouTube video