Applied Security Visualization by Raffael Marty

By Raffael Marty

APPLIED safeguard VISUALIZATION

 

“Collecting log information is something, having suitable info is whatever else. The paintings to remodel every kind of log information into significant safeguard info is the middle of this ebook. Raffy illustrates in a uncomplicated manner, and with hands-on examples, how one of these problem might be mastered. Let's get inspired.”

–Andreas Wuchner, Head of world IT defense, Novartis

 

Use Visualization to safe Your community opposed to the hardest, Best-Hidden Threats

 

As networks develop into ever extra complicated, securing them turns into increasingly more tricky. the answer is visualization. utilizing today’s cutting-edge information visualization strategies, you could achieve a miles deeper figuring out of what’s taking place in your community straight away. you could discover hidden styles of knowledge, establish rising vulnerabilities and assaults, and reply decisively with countermeasures which are way more more likely to be successful than traditional methods.

 

In Applied safety Visualization, best community safety visualization professional Raffael Marty introduces the entire techniques, ideas, and instruments you can use visualization in your community. You’ll how one can establish and make the most of the fitting facts resources, then remodel your information into visuals that display what you really want to understand. subsequent, Marty exhibits tips on how to use visualization to accomplish large community safety analyses, verify particular threats, or even enhance enterprise compliance.

 

He concludes with an creation to a wide set of visualization instruments. The book’s CD additionally contains DAVIX, a compilation of freely on hand instruments for safety visualization.

 

You'll find out how to:

• in detail comprehend the information assets which are crucial for potent visualization

• decide upon the main acceptable graphs and strategies in your IT data

• rework complicated information into crystal-clear visible representations

• Iterate your graphs to convey even larger perception for taking action

• examine threats in your community perimeter, in addition to threats imposed by way of insiders

• Use visualization to regulate hazards and compliance mandates extra successfully

• Visually audit either the technical and organizational points of knowledge and community security

• examine and grasp today’s most valuable instruments for safety visualization

 

Contains the reside CD info research and Visualization Linux (DAVIX). DAVIX is a compilation of robust instruments for visualizing networks and assessing their defense. DAVIX runs without delay from the CD-ROM, with no installation.

 

Raffael Marty is leader defense strategist and senior product supervisor for Splunk, the best supplier of large-scale, high-speed indexing and seek expertise for IT infrastructures. As consumer recommend and dad or mum, he makes a speciality of utilizing his talents in information visualization, log administration, intrusion detection, and compliance. An energetic player on criteria committees comparable to CEE (Common occasion Expression) and OVAL (Open Vulnerability and evaluate Language), Marty created the Thor and AfterGlow automation instruments, and based the protection visualization portal secviz.org. prior to becoming a member of Splunk, he controlled the recommendations group at ArcSight, served because it defense advisor for PriceWaterhouseCoopers, and was once a member of the IBM learn worldwide defense research Lab.

 

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Sample text

Although most people who are trying to visualize security data have knowledge of the data itself and what it means, they do not necessarily understand visualization. This chapter is meant to help those people especially to acquire some knowledge in the field of visualization. It provides a short introduction to some visualization principles and theories. It touched on a lot of principles and should motivate you to learn more about the field. However, the visualization principles will be enough to guide us through the rest of this book.

The first and most important topic for visualizing data is visual perception. PERCEPTION The human visual system has its own rules. We can easily see patterns presented in certain ways, but if they are presented incorrectly, they become invisible. If we can understand how perception works, our knowledge can be translated into rules for displaying information. Following perception-based rules, we can present our data in such a way that the important and informative patterns stand out. If we disobey the rules, our data will be incomprehensible or misleading.

Disable name resolution to make the capture faster. The parameter to use is tcpdump -nn. This will turn off host, as well as port resolution. Make your output nonbuffered. This means that tcpdump will output the data on the console as soon as network traffic is recorded, instead of waiting for its internal buffer to fill up. This can be done by running tcpdump -l. What is the actual data contained in packet captures that is of interest for visualization and analysis? The following list shows the typical types of information that you can extract from packet captures and their meaning: • • Timestamp 1 : The time the packet was recorded.

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