Blog Entries

10. 08. 2023 Davide Sbetti Bug Fixes, NetEye

Bug Fixes for NetEye 4.31

We fixed an issue for which El Proxy, when writing logs to the DLQ due to the impossibility to index logs in Elasticsearch, would not write the original received log but a “reduced version” used in the previous retries. With the released version, the original document is now written in DLQ. Updated packages For NetEye…

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08. 08. 2023 Davide Sbetti Bug Fixes, NetEye

Bug Fixes for NetEye 4.31

We fixed an issue for which El Proxy was taking long to acknowledge multiple corruptions at large iterations. With the newly released version is now possible to use the acknowledge-range command to acknowledge multiple corruptions with a single command. For more information, check out the NetEye User Guide. Updated packages For NetEye 4.31 we updated…

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04. 07. 2023 Davide Sbetti Bug Fixes, NetEye

Bug Fixes for NetEye 4.30

We fixed a bug that regards the neteye alyvix-node setup command, which was not specifying the version of the Alyvix API to consume, thus leading to an error. Updated packages For NetEye 4.30 we updated the following packages:

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27. 06. 2023 Davide Sbetti Bug Fixes, NetEye

Bug Fixes for NetEye 4.30

We fixed an issue where the check of the upgrade prerequisites was failing in case no prerequisites were found. Updated packages For NetEye 4.30 we updated the following packages:

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09. 06. 2023 Davide Sbetti Bug Fixes, NetEye

Bug Fixes for NetEye 4.30

We fixed a bug that caused a failed authentication of Alyvix sessions having some special characters in the password, due to an inconsistent encoding. Moreover, we fixed an issue related to the installation procedure of the feature modules packages on satellites, which under some circumstances was not marking the corresponding DNF group as installed. Furthermore,…

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01. 06. 2023 Davide Sbetti Bug Fixes, NetEye

Bug Fixes for NetEye 4.29

General Authentication via request-header backend We fixed a bug that did not allow the role to be associated with a user who was part of an LDAP group when the user logged in via the request-header backend. Tornado Tornado Director retry loop We fixed a bug that triggered the Tornado Director in a retry loop…

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03. 05. 2023 Davide Sbetti Anomaly Detection, ITOA, NetEye

A Simple Grafana Data Source for Outlier Detection (POC) – Part 2

In my previous post, we saw how it’s possible to build a simple Grafana Data Source Plugin, which we can use to read data from whatever source we’d like to use. In particular, we used it to read data from a simple web service we created so we could expose data containing some outliers. In…

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27. 03. 2023 Davide Sbetti Anomaly Detection, ITOA, NetEye

A Simple Grafana Data Source for Outlier Detection (POC) – Part 1

In this article, I’d like to step through the development of a simple Proof of Concept (POC) Grafana data source with you where we retrieve data from an API, apply an outlier detection technique, and then visualize the end results in a dashboard. So… let’s begin! Note: All the code discussed in this blog post…

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09. 03. 2023 Davide Sbetti Bug Fixes, NetEye

Bug Fixes for NetEye 4.27

We fixed an issue in Grafana for which the panel description icon and the panel title resulted overlapped. For NetEye 4.27 we updated the following packages:

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09. 03. 2023 Davide Sbetti Bug Fixes, NetEye

Bug Fixes for NetEye 4.28

We fixed an issue in Grafana for which the panel description icon and the panel title resulted overlapped. For NetEye 4.28 we updated the following packages:

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09. 03. 2023 Davide Sbetti Bug Fixes, NetEye

Bug Fixes for NetEye 4.26

We fixed an issue in Grafana for which the panel description icon and the panel title resulted overlapped. For NetEye 4.26 we updated the following packages:

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03. 03. 2023 Davide Sbetti Bug Fixes, NetEye

Bug Fixes for NetEye 4.28

To tackle an issue preventing the start, under certain circumstances, of some Beats on Windows machines, we updated the version of the Elastic Stack shipped with the SIEM module to version 7.17.9. For NetEye 4.28 we updated the following packages:

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07. 02. 2023 Davide Sbetti Bug Fixes, NetEye

Bug Fixes for NetEye 4.28

We fixed a bug in the Alyvix module for which, in case of an Alyvix node where the Alyvix service was not working properly, a long waiting time was necessary before being able to determined its unreachable state. The waiting time was decreased and is now configurable. For NetEye 4.28 we updated the following packages:

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13. 12. 2022 Davide Sbetti Log-SIEM, Machine Learning

Building a Dashboard in Kibana to Keep Track of Your Smart Ingest Pipeline

In a previous article, we used NetEye and Elasticsearch to train a machine learning model able to classify documents about some collected radar signals, separating them into two categories (good vs bad), starting from an existing dataset. Afterwards, we applied it to new incoming documents using an Ingest Pipeline and the Inference Processor. Taking as…

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02. 11. 2022 Davide Sbetti Bug Fixes, NetEye

Bug Fixes for NetEye 4.26

We fixed a bug in El Proxy, for which the automatic verification breaks when the retention of Elasticsearch is applied. The bug fix introduced the concept of blockchain state history and this, if the retention of Elasticsearch already deleted some logs, will throw a warning during the first verification after the update. For NetEye 4.26…

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