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Learn More About Your Home Network with Elastic SIEM – Part 2: Collect Firewall Logs
In my previous post, Learn More About Your Home Network with Elastic SIEM – Part 1: Setting Up Elastic SIEM, I explained how you could set up Elastic SIEM on a Raspberry Pi[ad]. The next thing you would want to do is to collect the logs from your firewall and analyze them. Before I jump…
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Learn More About Your Home Network with Elastic SIEM – Part 1: Setting Up Elastic SIEM
Last night I had some free time to play with my network, and I ran tcpdump out of curiosity. For a while, I’ve been interested to analyze what traffic is going through my home network, and the result of my test pushed me to get to work. I have a bunch of Raspberry Pi devices…
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Implementing Cybersecurity Research Sandbox Environment in the Cloud
For a while, I’ve been planning to build a cybersecurity research environment in the cloud that I can use to experiment with and research malicious cyber activities. Well, yesterday I received the following message on my cell phone: Hello mate, your FEDEX package with tracking code GB-6412-GH83 is waiting for you to set delivery preferences:…
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Requirements for Image Annotations
In my previous post What to Desire from a Good Image Annotator?, I wrote about the high-level capabilities of an Image Annotation Tool. In this one, I will go over the requirements for the actual image annotations or as you may also know it, tagging. I will use two images as examples. The first one…
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How Can I Successfully Hack My Home Network?
This morning I was looking at our company’s e-mail gateway and cleaning some of the quarantined messages when I got reminded that while my company’s digital infrastructure may be well protected with firewalls and e-mail gateways, my home network can be wide open and vulnerable to attacks. Like everyone else, I try not to spend…
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What to Desire From a Good Image Annotator?
Recently, I started looking for an image annotation tool that we can use to annotate a few thousand images. There are quite a few that you can choose from. Starting with paid ones like Labelbox and Dataturks, to free and open source ones like coco-annotator, imglab and labelimg. The paid ones have also a free…

