Language Selection

English French German Italian Portuguese Spanish

Retracing spam steps could halt mass emails

Filed under
Security

The deluge of spam that pours into email inboxes each day could by curtailed using software that learns to identify the routes taken by unwanted messages, researchers say.

A team from IBM and Cornell University in New York state, US, developed the anti-spam technique, which they call "SMTP Path Analysis". It involves examining information embedded in email messages about the route it has taken across the internet. This allows it to make a good guess as to whether or not a new message is electronic junk mail.

The algorithm at the heart of SMTP Path Analysis studies Simple Mail Transfer Protocol (SMTP) information, which is added to an email message "header" as it is passed between servers on the internet. This remains hidden when a message arrives in a recipient's inbox but can be used retrace its steps between different mail servers.

Most spam filters try to catch spam by looking at the content of a message, rather than its hidden header. Many already learn to identify new spam by examining previous message. But spammers are constantly coming up with new tricks in an effort to outwit such content-filtering techniques.

Full Article.

More in Tux Machines

OpenSUSE 13.2 Beta

Migrating From Windows 7 To Ubuntu: The Ultimate Guide

Despite what all the Linux haters say, choosing Ubuntu is logical and migrating from Windows 7 to Ubuntu is a breeze. This article summarizes the process and provides solutions to some of the most common beginner hiccups. The Windows Vs Mac Vs Linux debate has been going on for years and doesn’t look to be settled anytime soon. If you are a Windows 7 user and still haven’t made the switch to Windows 8, you may want to consider migrating to Ubuntu 14.04, the latest Linux distro from Ubuntu. In addition to strong support from developers and a massive software repository, it’s free, faster and safer than Windows. Read more

7 killer open source monitoring tools

Network and system monitoring is a broad category. There are solutions that monitor for the proper operation of servers, network gear, and applications, and there are solutions that track the performance of those systems and devices, providing trending and analysis. Some tools will sound alarms and notifications when problems are detected, while others will even trigger actions to run when alarms sound. Here is a collection of open source solutions that aim to provide some or all of these capabilities. Read more

Reader Forum: Accelerating ‘IoT’ with an open-source, embedded platform for connected applications

Providing an end-to-end solution for building and deploying new connected applications extremely quickly, at scale, and at a fraction of the cost compared to conventional processes is key to streamlining M2M development. And, using an open-source, Linux-based platform, companies can run applications on any vendor’s hardware and use any cloud management platform. Read more