Iranian hackers in Twitter Attack
Iranian Cyber Army Attack Twitter
Twitterers were today left with nowhere to tweet, when the site was down. Twitter has been attacked by the Iranian Cyber Army, an unknown hacker group. But the interesting fact was they achieved this without actually directly attacking the Twitter servers.
The twitter hack was actually a DNS based attack, it was their DNS record which were targeted. Now DNS is a vital part of the way the internet works. When you type a web address into your browser, then it is DNS which is responsible for find the address of the correct web site and directing you there. It is simply mapping a web address to an IP address.
So in this case it looks like the Iranian Cyber Army changed the Twitter DNS records to point at a different server where they put up a cheesy political message. The site was inaccessible for about an hour, whilst there were some very worried folk at Twitter HQ.
The hackers had done their homework here that's for sure. Read more...