moth // Introduction  One fateful night in June of 2022, Ethan sent a message to the crew: “Anyone know ways to fool Auditd on Linux? I’m trying to figure out how to change the auid (audit […]

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moth // I’ve been diving deep into Linux lately, with my latest kick being exploring the Linux kernel. I’ve found “The Linux Programming Interface” (TLPI) by Michael Kerrisk, among others, […]

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One of our favorite BHIS guest presenters, Hal Pomeranz, returns for more of the Linux goodness. Roll up for a magical tour through the mysteries of Linux file systems! Relative […]

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In this webcast, we have our friend Hal Pomeranz sharing his massive knowledge on Linux. If you’re new to Linux, or if you know it and just want to hear […]

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Darin Roberts // I recently had to install a new gold image as my Kali Linux testing virtual machine.  Almost on every test I do, I clone the gold image […]

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Carrie Roberts* // How does password cracking in the cloud compare to down here on earth? Maybe not as heavenly as imagined. I saw this on the web and got […]

The post How to Crack Passwords in the Cloud with GPU Acceleration (Kali 2017) appeared first on Black Hills Information Security, Inc..

Derek Banks //   As pentesters, it is probably not a surprise that we tend to make fairly heavy use of Kali Linux on a fairly regular basis. The folks at Offensive […]

The post How to DIY a Mobile Hacking Platform – Kali NetHunter on a Rooted Nexus7 appeared first on Black Hills Information Security, Inc..

Logan Lembke // Step One: Power. Step Two: Enter. Step Three: ???? Step Four: Profit. In the security industry, we love our encryption. However sometimes, the complexity introduced by encryption […]

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Lawrence Hoffmann // Election fraud is something I’ve mentioned here recently. The reality we must face here is that any time a digital system is used for voting there is […]

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Editor’s Note: This is another awesome guest post from our friend, Robert Schwass. If you’d like to guest post contact us here. Robert Schwass // I had heard the rumors about […]

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Lawrence Hoffman // Hey, I’m back! Vacation was great. I spent part of last week on an Island so I was unable to scratch the keep-up-with-the-media itch. Now that I’m […]

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Jordan Drysdale //   Life as a ‘blue-teamer’ can often be a stressful experience. Working in an environment with a strong Linux infrastructure  can help some, but Ansible  can help […]

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Ethan Robish // Here’s a short intro for anyone not familiar with ssh config files, which are usually located at ~/.ssh/config As an example, you have ssh running on port […]

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Editor’s Note: We’ll feature Lawrence’s List every week.  It will include interesting things he’s come across during the week as he’s an avid consumer of internet garbage and follows a […]

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Joff Thyer // This post is cross-posted from Packet Header on 3/1/16. __________   On Security Weekly Episode 452, I presented a technical segment on how to build your own […]

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Lawrence Hoffman // Today I’ll walk through the process I use to verify ISO images before I install them. If you downloaded Linux Mint 17.3 Cinnamon on February 20th there’s […]

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