The Fujitsu K computer has been named the most powerful computer ever created.

Everybody in the tech and business sectors can see the growing importance of cloud computing, and almost everyone is starting to move in that direction. Here are a few companies out there offering enterprise-level cloud solutions and descriptions of what they are actually offering.

Way back when before Microsoft’s Active Directory overtook the networking world, one of the major networking products out there that many schools (high schools / universities) and businesses used was called “Novell NetWare.” This networking software first emerged during the times of Windows 3.1 and DOS, and even when coaxial networking was around prior to [...]

If Scapy is the most powerful tool for network admins, iptables is the most handy. This tutorial, or eulogy rather, serves to help the reader transcend the disturbing complexity of such a simple idea: routing IP traffic.

“One day we will look at the summer of 2011 as the time when the public key infrastructure (PKI) collapsed,” Mike Fratto writes. The Dutch Certificate Authority (CA), DigiNotar, issued at least 531 false certificates for domains from Google to Facebook. The response has been immediate and intense: revoking all DigiNotar signatures.

DDoS attacks and poisoning techniques are posing major issues for IT departments today, and increasingly so. Additionally, the need for greater scale and speed is pushing IT towards resourcefulness. Revisiting the question of where DNS providing should come from may discover solutions for some of these issues.

Scapy may be the most powerful tool available to network admins. It is an interactive program for packet manipulation that uses simple operations like sending and receiving packets or capturing and cloning them as building blocks for creating advanced network management tools.

Link aggregation is a great networking trick to achieve network scalability and fault tolerance. Let’s take a look at the general concepts of how link aggregation is setup and the benefits and restrictions that apply.

Traditional defenses against malware have been rendered ineffective. Corporations are being breached on a daily basis, and major ones weekly. A FireEye whitepaper states that the average per-incident cost of a breach was $7.2 million in 2010. The next generation cyberthreat is here. Signature-based malware protection will no longer suffice. Data signatures for advanced malware [...]

As one article cites a report by Symantec which shows that the volume of spam has decreased by 90% over the past year, from 225 billion emails a day to 25 billion, and certainly much of this can be accredited to corporate and governmental action. Even so, the botnet business is lucrative one.