Microscope vs. Telescope

| Posted in General Techologies

Any good log analysis software should be able to provide two different views: microscopic and telescopic.
Under a microscope, the user should be able to see all the nitty-gritty details of an event or incident. An event under a microscope should show details of the fields that makes up that event. For example, if you are [...]

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November 6th, 2004 | Jian Zhen | 2 Comments

What is Operational Intelligence?

| Posted in General Techologies

Unfortunately I can’t remember where I found this quote, but it’s the best definition of Operational Intelligence I have seen:
Operational intelligence should be focused on patterns of activity, trends, and indications of future intentions.

If you know the original of the definition, please let me know.

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November 4th, 2004 | Jian Zhen | No Comments

Five Business Mistakes of Log Analysis

| Posted in General Techologies

Aside from the technical or operational mistakes mentioned in this article, there are also business mistakes that organizations can make in their implementation of the log analysis infrastructure/product.
Below are five common mistakes that are commonly seen in organizations.
1. Lack of clear understanding of the values
Return on Investment (ROI) is usually a metric organizations use to [...]

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November 3rd, 2004 | Jian Zhen | 1 Comment

Data Presentation: Stop the Flashy GUIs

| Posted in General Techologies

Many log analysis vendors have spent a lot of time trying to make their graphs and reports look flashy and colorful, does that really help you in understanding your logs better? Sure, they demo well. But some vendors are so obsessed about 3D graphs and other flashy aspects of the GUI that they miss the [...]

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November 2nd, 2004 | Jian Zhen | No Comments

Cisco Secure IDS - RDEP

| Posted in General Techologies

RDEP, or Remote Data Exchange Protocol, is a proprietary application-level communications protocol created by Cisco for their Secure IDS version 4 product. (Version 3 of the Cisco Secure IDS uses the Postoffice protocol, which is not covered here.)
RDEP is mainly a request/response protocol utilizing the HTTP/1.1 protocol. RDEP can run over both encrypted (TLS/SSL) [...]

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November 1st, 2004 | Jian Zhen | No Comments