Arguably, spam forms part of the email marketing tool used by marketers for direct advertising.  We never asked for or subscribed to most marketing messages that we receive on a daily basis. So how is spam different? Let’s first take a quick look at the predecessors of spam – techniques that marketers have used and […]

When using virtualization on a Microsoft environment such as Hyper-V you can easily have network problems when restoring a Virtual hard drive or changing a network card. With some operating systems on Hyper-V you may notice that the network adapter “MS Virtual Machine Bus Network Adapter” name changes and a number is associated with it, […]

In Part 1 of this post we examined how SPF works. Now we’ll go into how to create and publish SPF records. Creating an SPF record for your domain The procedure outlined below can be divided into several stages: Determine domain name which is used to send emails to the internet Determine the public IP […]

The Sender Policy Framework (SPF) is a community-based effort that requires senders to publish their mail server in an SPF record. This record is used to detect forged senders. How does SPF work? The basic idea behind Sender Policy Framework (SPF) is simple: whenever an email is received a check is made to see if […]