While there are special programs that enable you to block access to specific IP addresses on a computer, the same results are possible by editing the Windows hosts file, present on all Windows ...

VPNs can help protect your privacy online and avoid geo-restrictions, but some sites block VPN traffic. Here's why, and how ...

When you use IPTables to create a firewall for your company's Web server, one way to prevent certain users from accessing the server is to block their IP addresses. Use the "iptables" command to ...

In this How to Make Tech Work tutorial, Jack Wallen shows how to add another layer of security to your Linux machines with just two files. Did you know there’s a very easy way to block or allow IP ...

Take every precaution necessary to make sure secure shell is protected. Jack Wallen shows you how to easily block specific IP addresses from gaining access to your Linux server. If you work with Linux ...

The era of anonymous trading may be over.