How to Block Unwanted Emails

Unsolicited emails or spam emails are big annoyances to email users in the world. In case if your email address falls into the wrong hands, it can be sold and resold to many marketers in the world who tend to flood email addresses with various different kinds of ads, irrelevant requests for money, product review and other types of spam. It can be vary irritating for email users. Most E-mail accounts come with an automatic junk mail filter, but even these don't catch all kinds of unsolicited emails. Thats why you need to manually block unwanted emails.

DNS | How Does DNS (Domain Name System) work ??

In field the ethical hacking or in computer networking field, you will often come across the term Domain Name System or Domain Name Service which is simply referred to as DNS. Understanding the concept of DNS is very much essential especially if you wants to get into the filed of network security or ethical hacking. Today in this article, I am going to explain working of Domain Name Servers(DNS) in very easy and in simple manner so normal readers who have only basic knowledge of networking filed can also easily understand it.