DNS spoofing Archives - internet-eireann.ie

DNS Caching Explained: Benefits and Challenges

Aug 16, 2024 Igor

Tags: CDN, DNS cache, DNS cache poisoning, DNS Caching, DNS query, DNS records, DNS spoofing, DNSSEC, Domain Name System Caching, Load Balancing, TTL

DNS (Domain Name System) caching is a crucial component of the internet’s infrastructure, designed to improve the efficiency and speed of domain name resolution. When you type a website address into your browser, DNS caching helps your system quickly locate the corresponding IP address without having to repeatedly query DNS servers. However, while DNS caching offers several advantages, it also introduces certain challenges that must be understood and managed.

What is DNS Caching?

DNS caching is the process by which DNS query results are temporarily stored in memory at various levels of the internet infrastructure. These cached results are reused when subsequent requests for the same domain name are made, significantly speeding up the browsing experience.

DNS spoofing – The Internet danger for every business

Oct 24, 2022 Igor

Tags: DMARC, DNS spoofing, DNSSEC, man-in-the-middle attack, VPN

DNS spoofing sure sounds spooky. It is one of the Internet dangers that lurks in the darkness and threatens every business. Is there a way to stay safe? Let us show you.

What is DNS spoofing?

DNS spoofing is a DNS cyber attack that aims to redirect the DNS clients’ traffic to a fake site, with which the bad actors attempt to steal clients’ personal data (bank accounts, emails, personal information, and more.). The fake site looks just like the real sites they copied. This is why many people get confused and provide their data.