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Christopher Luft

@tekgrunt.bsky.social
3K followers 120 following 27 posts

Co-Founder @LimaCharlie.io | Host of The Cybersecurity Defenders Podcast I am interested in computer science, art & growing my own food. Working to disrupt the way cybersecurity tools and supporting infrastructure are delivered.

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Christopher Luft @tekgrunt.bsky.social · 05/02/2026
Our team just launched a firewall and audit trail for agentic tool calls (to help secure things like OpenClaw). Easy to install with a generous free tier. Would love any feedback from folks. limacharlie.io/blog/viberai...
limacharlie.io
Viberails: Guardrails for AI operations
Viberails adds transparency and control to agentic AI by intercepting and validating tool calls in real-time, reducing risks while preserving AI capabilities.
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Christopher Luft @tekgrunt.bsky.social · 18/12/2025
Is this thing on? Come check out the community telethon running right now: www.youtube.com/live/Z-Vi-er...
youtube.com
Cybersecurity Cares Streamathon 2025
YouTube video by Cybersecurity Cares
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Christopher Luft @tekgrunt.bsky.social · 29/07/2025
Come check out what we have been building with AI.
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LimaCharlie @limacharlie.io · 29/07/2025
Tomorrow we're showing security teams how to implement AI without getting trapped by vendor limitations. @maximelb.bsky.social and @tekgrunt.bsky.social will be joined by @eric.zip from Digital Defense Institute, who'll demo what he built using our MCP. limacharlie.wistia.com/live/events/2a7dkrp9jz
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Christopher Luft @tekgrunt.bsky.social · 17/06/2025
Are AI agents the future of cybersecurity operations, or are they adding another layer of complexity? Filip Stojkovski, Staff Security Engineer at Snyk, delivers a technical perspective on how AI is reshaping SOC operations.. Listen here: limacharlie.io/podcast?wcha... #cybersecurity #podcast
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CatWoman @catwomanresists.bsky.social · 27/03/2025
Moxie is the founder of Signal. 🔥🔥🔥🔥🔥
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Matt Bromiley @bromiley.io · 23/01/2025
One of my favorite weekly activities: Recording the Cybersecurity Defender's Podcast with @tekgrunt.bsky.social. I love that @riversidefm.bsky.social gives us quick snippets and pictures to share. Watch out for the next episode soon!
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Christopher Luft @tekgrunt.bsky.social · 14/01/2025
Automation isn’t just a nice-to-have for MSSPs—it’s the key to overcoming challenges like high staff turnover, inconsistent client configurations, and the overwhelming complexity of managing multiple environments. Listen now: limacharlie.io/podcast?wcha... #cybersecurity #podcast
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Christopher Luft @tekgrunt.bsky.social · 10/01/2025
Small businesses face the same cyber threats as Fortune 500 companies, but they rarely have access to the tools and expertise to defend themselves. Why? If you’re interested in building an MSSP, this episode is for you. Listen: limacharlie.io/podcast?wcha... #podcast #mssp
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LimaCharlie @limacharlie.io · 08/01/2025
Dallas fam! Come hang with industry vets Ken Westin and @bromiley.io for a FREE hands-on workshop. We're diving into Okta detection & IR automation - perfect for MSSPs and IR teams. Plus, drinks after! Limited spots, don't miss out! lu.ma/st0hr2mx #cybersecurity #mssp #infosec
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Christopher Luft @tekgrunt.bsky.social · 01/01/2025
In this episode of The Cybersecurity Defenders Podcast, and with the help of Casey Ellis, Founder and CSO at Bugcrowd, tell the story of the largest critical infrastructure ransomware attacks in history: The Colonial Pipeline Listen: open.spotify.com/episode/6QYC... #podcast #cybersecurity
open.spotify.com
#184 - Hacker Holidays: The Colonial Pipeline
The Cybersecurity Defenders Podcast · Episode
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Christopher Luft @tekgrunt.bsky.social · 31/12/2024
On this hacker holidays episode of The Cybersecurity Defenders Podcast, we share both parts of 'When the Lights Went Out in Ukraine.' Listen: open.spotify.com/episode/7sGK... #cybersecurity #podcast
open.spotify.com
#183 - Hacker Holidays: When the lights went out in Ukraine (Part 1 & 2)
The Cybersecurity Defenders Podcast · Episode
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Christopher Luft @tekgrunt.bsky.social · 30/12/2024
This hacker holidays episode of the Cybersecurity Defenders podcast is a two-part mini-series about the greatest cyber attack ever conceived: Stuxnet. Joining to help us tell the story is Kim Zetter, Journalist and Author. Listen: open.spotify.com/episode/6Ydu... #cybersecurity #podcast
open.spotify.com
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Christopher Luft @tekgrunt.bsky.social · 28/12/2024
Hacker Holidays: In this episode of the Cybersecurity Defenders podcast, we recount some hacker history and tell the story of Shawn Carpenter; a rogue cybersecurity defender who singlehandedly identified a Chinese APT: Titan Rain Listen: open.spotify.com/episode/1ry8... #cybersecurity #podcast
open.spotify.com
#180 - Hacker Holidays: Titan Rain
The Cybersecurity Defenders Podcast · Episode
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Christopher Luft @tekgrunt.bsky.social · 18/12/2024
@signalblur.bsky.social
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Matt Bromiley @bromiley.io · 11/12/2024
Recording the latest episode of Cybersecurity Defender's Podcast with @tekgrunt.bsky.social, and part of our conversation featured Wolfi, a Linux distribution built for secure software supply chain. Seems cool on the surface, I need to dig into this further! github.com/wolfi-dev
github.com
Wolfi
Wolfi OS GitHub home. Wolfi has 16 repositories available. Follow their code on GitHub.
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Christopher Luft @tekgrunt.bsky.social · 10/12/2024
Did you know that your browser extensions could be the weakest link in your organization's security? If browser security isn't on your radar yet, it should be. The risks are growing, but so are the solutions. Listen here: limacharlie.io/podcast?wcha... #cybersecurity #podcast
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Christopher Luft @tekgrunt.bsky.social · 07/12/2024
@signalblur.bsky.social you are always on my mind when I see anything like this. Maybe some inspiration for the holidays?
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Christopher Luft @tekgrunt.bsky.social · 05/12/2024
Throughout the year, we’ve asked our guests one key question: Do you have any predictions for the future of cybersecurity? Their answers were inspiring, thought-provoking, and sometimes even a little unsettling. Listen: limacharlie.io/podcast?wcha... #cybersecurity #podcast
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Matt Bromiley @bromiley.io · 03/12/2024
Recording a podcast episode with @tekgrunt.bsky.social right now, and I cannot fail to mention that today, Giving Tuesday kicks off the giving season! Please check out the awesome stuff that Chris does over @ www.cybersecurity-cares.com. Donate!
cybersecurity-cares.com
Cybersecurity Cares
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LimaCharlie @limacharlie.io · 28/11/2024
It’s exciting to see the infosec community coming to Bluesky. While legacy social media platforms still exist, it’s clear many people are hungry for a new kind of experience. We feel the same way about cybersecurity - it’s time to start doing things differently. If you can relate, let’s connect.
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Christopher Luft @tekgrunt.bsky.social · 28/11/2024
How do cybercriminals operate effectively at such scale? The answer is the rise of cybercrime cottage industries—highly organized, networks that function much like a modern economy. Episode #172 of The Cybersecurity Defenders Podcast: open.spotify.com/episode/2u2s... #cybersecurity #podcast
open.spotify.com
#172 - Cybercrime cottage industries with Reed McGinley-Stempel, the Co-Founder and CEO of Stytch
The Cybersecurity Defenders Podcast · Episode
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Christopher Luft @tekgrunt.bsky.social · 28/11/2024
@signalblur.bsky.social I think of you every time I put on these socks 👽
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Christopher Luft @tekgrunt.bsky.social · 27/11/2024
I just published the video for episode #171 of The Cybersecurity Defenders Podcast. @bromiley.bsky.social and I talk about Snowflake, Scattered Spider, CCP, Melofee backdoor, SilkSpecter & Palo Alto Networks. Watch the episode: www.youtube.com/watch?v=aiUf... #cybersecurity #podcast
youtube.com
#171 - Intel Chat: Snowflake, Scattered Spider, CCP, Melofee, SilkSpecter & Palo Alto Networks
YouTube video by LimaCharlie
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Matt Bromiley @bromiley.io · 26/11/2024
Just recorded another episode of Cybersecurity Defender's Podcast with @tekgrunt.bsky.social, and had to mention the technical chops of this ZScaler article: www.zscaler.com/blogs/securi... AWESOME technical walkthrough of evasion and obfuscation techniques used by malware. #podcast #cybersecurity
zscaler.com
Unraveling Raspberry Robin's Layers: Analyzing Obfuscation Techniques and Core Mechanisms
A comprehensive analysis of the inner workings of Raspberry Robin | Multiple layers that use numerous techniques to evade detection & analysis
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Christopher Luft @tekgrunt.bsky.social · 25/11/2024
Here is the video of The Cybersecurity Defenders Podcast episode where I speak with Jibby Saetang, Security Researcher with Microsoft GHOST, about his novel path to a career in cybersecurity. www.youtube.com/watch?v=qqCY... #cybersecurity #podcast #GHOST
youtube.com
#170 - A novel path into cybersecurity with Jibby Saetang, Security Researcher with Microsoft GHOST
YouTube video by LimaCharlie
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Christopher Luft @tekgrunt.bsky.social · 23/11/2024
I just published an Intel Chat that touches on Snowflake, Scattered Spider, CCP, Melofee backdoor, SilkSpecter & Palo Alto Networks, with the one-and-only @bromiley.bsky.social Listen to the episode here: open.spotify.com/episode/0a2B... #podcast #cybersecurity #news
open.spotify.com
#171 - Intel Chat: Snowflake, Scattered Spider, CCP, Melofee backdoor, SilkSpecter & Palo Alto Networks
The Cybersecurity Defenders Podcast · Episode
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Christopher Luft @tekgrunt.bsky.social · 20/11/2024
I just published episode #169 of The Cybersecurity Defenders Podcast on YouTube. A great chat about some current intel that is co-hosted by the one and only @bromiley.bsky.social. You can watch it here: youtu.be/n2VM4t-eiB4 #cybersecurity #podcast #gootloader #fakebat
youtu.be
#169 - Intel Chat: Tools, N. Korean IT workers, GootLoader, FakeBat & Pacific Rim
YouTube video by LimaCharlie
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Christopher Luft @tekgrunt.bsky.social · 19/11/2024
In this episode of the Cybersecurity Defenders Podcast, we chat with Jibby Saetang, a Microsoft security researcher whose journey into cybersecurity is anything but traditional: from watch and jewelry repair to threat hunting at Microsoft. limacharlie.io/podcast?wcha... #cyebrsecurity #podcast
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Catalin Cimpanu @campuscodi.risky.biz · 17/11/2024
Jen Easterly to leave CISA on Trump's inauguration day www.nextgov.com/people/2024/...
nextgov.com
CISA Director Jen Easterly to depart on Inauguration Day
Easterly and Deputy Director Nitin Natarajan are set to leave as an administration change casts doubt on the agency’s future.
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Christopher Luft @tekgrunt.bsky.social · 17/11/2024
Current obsession is trying to figure out how music works.
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