If you are using Internet or almost any computer network you will likely using IPv4 packets. IPv4 uses 32-bit source and destination address fields. We are actually running out of addresses but have ...

Many enterprises use OSPF version 2 for their internal IPv4 routing protocol. OSPF has gone through changes over the years and the protocol has been adapted to work with IPv6. As organizations start ...

The Internet Protocol (IP) is the most widely used communications protocol. Because it is the most pervasive communication technology, it is the focus of hundreds of thousands of IT professionals like ...

Typically, we think of network IP addresses as a technical topic — not something a security director or security operations manager would be too concerned about. Not so fast…there are several reasons ...

The Internet engineering community says its biggest mistake in developing IPv6 – a long-anticipated upgrade to the Internet’s main communications protocol – is that it lacks backwards compatibility ...

Most of us live our digital lives behind a layer of Network Address Translation (NAT), where dozens of devices share a single public IPv4 address at home. IPv6 was officially standardized in 2017, 22 ...

Tanya Candia is an international management expert, specializing for more than 25 years in information security strategy and communication for public- and private-sector organizations. Domains that ...

Phil Goldstein is a former web editor of the CDW family of tech magazines and a veteran technology journalist. He lives in Washington, D.C., with his wife and their animals: a dog named Brenna, and ...

With everything you have to contend with running a small business, you probably don’t know that the Internet is running of IP addresses. You might not even really care. Except that eventually it will ...