Jeff Christensen @vortexjm
Opinions are my own. Wisconsin, USA Joined May 2009-
Tweets64
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Following76
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Looking for 2 tickets to @WWHackinFest, plz DM me
Check out this Director IT - Knoxville, TN opportunity recruiting.ultipro.com/CIR1003CIRR/Jo…
Me when I have 3 mins before the next call and trying to get some food in..
Game changer for general aviation! youtube.com/watch?v=PiGkzg…
Just breath...
I gasp for air It's getting thin I'm blacking out And shedding skin As I transform I believe I feel the light lifting me #NothingMore #Tunnels #TheStoriesWeTellOurselves
@nyxgeek Hope you didn't stumble across them on pastebin... 😁
@hartman_jeff Same here for the Badgers. ☹️
@NothingMoreNatn @nothingmorerock I gasp for air, it's getting thin I'm blacking out, and shedding skin As I transform, I believe I feel the light lifting me
Our Information Security Team is growing! We are adding a Network Security Analyst to our team. Check it out! Come join in our mission to accelerate learning for all! smrtr.io/Nxzp
Our Information Security Team is growing! We are adding an Application Security Analyst to our team. Check it out! Come join in our mission to accelerate learning for all! smrtr.io/NySQ
#AMBERAlert for #MISSING Wisconsin teenager! Jayme Closs, 13, vanished this morning and police believe she may be in danger. Her parents were found shot dead in their home. View her poster: missingkids.org/poster/AMBER/3…. Have any info? CALL 911 immediately. amp.fox9.com/breaking-news/…
The Cuckoos Egg is such an underrated book. It’s my recommend book for new IR folks.
40% off all eBooks for 2 days...
Take 40% off all ebooks for Day Against DRM at nostarch.com! Use coupon code RIGHT2READ40. Sale ends 11:59 PM PST on 9/20.
Our Dev Ops department at Renaissance is growing! We are looking for additional Dev Ops Engineers specializing in Build & Release automation. Contact me today --- positions based in our Minneapolis, MN location. lnkd.in/ddMwetc
Come join our DevOps team at Renaissance! jobs.smartrecruiters.com/Renaissance/74…
Come join our DevOps team at Renaissance!
Our Dev Ops Dept at Renaissance is growing! We are looking for additional Dev Ops Engineers specializing in Build & Release automation to help us ship changes faster and with improved confidence in their quality. Our roadmap includ…lnkd.in/dSpAS2Z lnkd.in/dChT-rx
@jessysaurusrex If you talk business during the toast, can you write off the whole wedding?
Office location options available: Choose from our corporate office in Wisconsin Rapids, WI or our Madison, WI, Minneapolis, MN or Manhattan, NY office locations. lnkd.in/dmwqSPA lnkd.in/dmYP4-W
Therppes @TherppeseBDHKU
42 Followers 5K Following
Brian Judd @njoyzrd
145 Followers 150 Following
Ryan Zagrodnik @TheL0singEdge
377 Followers 2K Following Legal Criminal | Electronics Enthusiast | Virtual Commercial Airline Pilot | Dog & Cats Rescuer | Cofounder https://t.co/OeH2pwtIgH @[email protected]
Jon Kotwicki @fly8ma
511 Followers 107 Following
Renaissance Internati... @RenLearn_int
5K Followers 987 Following Incorporating GL Education. See Every Student. Home to @AccReader, Star Assessments, Freckle, myON and @nearpod. Follow @RenLearnUK for UK & Ireland updates.
Casey Cammilleri @CaseyCammilleri
1K Followers 466 Following CEO & Founder at Sprocket Security | Building the future for offensive security testing | Espresso addict | Drummer | #CyberSecurity #RedTeam
LittleOnesLearning @Love4theLibrary
6K Followers 8K Following
Reasoning Mind @reasoningmind
2K Followers 1K Following Nonprofit offering world-class blended learning math programs for pre-K through 7. Our mission is to provide a first-rate math education to every child!
Chris H. @g0es
328 Followers 2K Following Investigations / Threat Intel / Malware Analysis / DFIR - he/him
nyxgeek @nyxgeek
8K Followers 4K Following rebel scum, nerfherder, dogged and relentless. Midnight Computer Lab H/P/V/A/C Directory - https://t.co/kjwuy6Pqx5
Istvan Benedek @IstvanBenedek
552 Followers 4K Following Security executive, startup adviser & hands-on builder. Modernizing Secure SDLC with AI agents. Product security, PCI DSS/PIN/MPoC, cloud & HSM.
Jack Lynch @lynch_az
96 Followers 180 Following
Caliber Security @calibersecurity
4K Followers 4K Following Caliber Security Partners was created to be different; to deliver better solutions and provide long-term information security support for our clients.
Jim Argeropoulos @ExploreMqt
644 Followers 814 Following Software Developer, Trainer, Cyclist, Skier, Perpetual Student. Catalyst (I hope)
Brian Judd @njoyzrd
145 Followers 150 Following
Wild West Hackin' Fes... @WWHackinFest
14K Followers 479 Following Join us for Wild West Hackin' Fest - Deadwood 2026! Con: Oct. 7-9, 2026, Pre-Con Training: Oct. 6-7, 2026
Ryan Zagrodnik @TheL0singEdge
377 Followers 2K Following Legal Criminal | Electronics Enthusiast | Virtual Commercial Airline Pilot | Dog & Cats Rescuer | Cofounder https://t.co/OeH2pwtIgH @[email protected]
Sammy Hagar @sammyhagar
375K Followers 93 Following The Most Interesting Sam In The World. "The Residency" out NOW!
Caitlin Shuda @CaitlinShuda
657 Followers 1K Following Streetwise Reporter for @wrtribune and @StevensPointJrl. I’ve got news, gifs and jokes. @UWEauClaire grad; follows & RTs≠endorsements
SwearTrek.com @SwearTrek
386 Followers 1 Following The Abramsverse fanfic sucks, and then we all die
Crossing Muddy Waters @NAMIpaddle
4 Followers 6 Following Follow along on this 2350 mile solo source to sea Mississippi River expedition/fundraiser for NAMI (National Alliance on Mental Illness). https://t.co/i8J89cRvhv
Theresa Payton ✪ @TrackerPayton
13K Followers 14K Following CEO @FortaliceLLC | Former White House Chief Info Officer | KPA Speaker Mgmt | Advisor to Boards and C-Suite
Katie Pribyl @katieAOPA
157 Followers 77 Following Aviation enthusiast, outdoor enthusiast, Montana enthusiast, enthusiast of enthusiasts.
Jon Kotwicki @fly8ma
511 Followers 107 Following
MzeroA Online Ground ... @mzeroa
6K Followers 256 Following Because A Good Pilot is Always Learning! Master Every Stage of Your Aviation Journey
Mervin Pearce (CISSP-... @mervinpearce
847 Followers 2K Following Experienced Principal Security Architect with 30+ years in information security, specializing in banking, fraud prevention, and Microsoft Azure solutions.
Dr. Eric Cole @drericcole
34K Followers 703 Following On a mission to bring my message to millions: to make cyber space a safe place to live, work, and raise a family.
Dave Lewis @gattaca
36K Followers 2K Following @1Password Global Advisory CISO, keynote, breaker of things, dad, creator of (-:|3, OG, raconteur, conflicted, gentleman spy, investor, whisky distillery owner
strandjs - strandjs@b... @strandjs
46K Followers 2K Following I will light the way by the bridges I burn. Retired Senior SANS Instructor IANS Faculty Black Hills Information Security Active Countermeasures
SwiftOnSecurity @SwiftOnSecurity
411K Followers 9K Following computer security person. former helpdesk.
Robert M. Lee @RobertMLee
75K Followers 397 Following Co-Founder & CEO @DragosInc | SANS #FOR578 & #ICS515 course author & Faculty Fellow |@_LittleBobby_ writer | NSA & USAF Veteran
Shannon Morse @Snubs
74K Followers 1K Following Content Creator 📸 Owner @ Morse Code Creative Also @SailorSnubs 🔗 https://t.co/8H10rZ0vqO https://t.co/sf2HG0kaxl 🧵 https://t.co/ArXgfnP1eF 🦋
Rachel Tobac @RachelTobac
113K Followers 8K Following Friendly Hacker & CEO @SocialProofSec security awareness/social engineering prevention Training, Videos, Talks | 3X @DEFCON🥈| Ex CISA gov Tech Advisory Council
GrrCON’s Con @brrcon_
787 Followers 11 Following FREE information security conference & training in Minneapolis
MilSec @MilSec
302 Followers 20 Following A gathering of information security and IT talent with food, drinks and conversation about security and....stuff ;p Open to all. Freenode: #milsec
myON by Renaissance @myONreader
7K Followers 2K Following We’re a digital reading platform that provides students with 24/7 access to thousands of books and news articles. → @RenLearnUS
✈️Amber Aviation ... @AviationProud
1K Followers 2K Following ✈️Amber (Aviation Lover😍) 🛫🛬🇺🇸 Anything ✈️ related! Click link to see my T-shirts 👕 https://t.co/03VAJRHH8r
Renaissance Internati... @RenLearn_int
5K Followers 987 Following Incorporating GL Education. See Every Student. Home to @AccReader, Star Assessments, Freckle, myON and @nearpod. Follow @RenLearnUK for UK & Ireland updates.
Michael Goulian @mikegoulian
8K Followers 184 Following Dad & Husband. Flying loops for a living. Golf, racing, cycling, & anything fast with lots of horsepower!
Natalie Silvanovich @natashenka
45K Followers 2K Following Tamagotchi Hacker. Google Project Zero. She/her.
Jessysaurusrex ✨ @jessysaurusrex
29K Followers 457 Following Protecting people from computers, and computers from people. CEO @ Amulet. Forever fighting for the humans with pragmatic, transformative security solutions.
NOTHING MORE @nothingmorerock
55K Followers 24K Following IN THE STUDIO Be the first to know the latest on new music, merch & tour dates 👇
Meagan Dunham Keim @Meagan_Dunham
2K Followers 744 Following I love to bake! Trying to get better at cooking. Proud mom and pup mom. Tweets are my own thoughts and opinions.
Picard Tips @PicardTips
146K Followers 2 Following No longer permitted to post here. Never requested a checkmark. (Created by @JoeSondow) Mastodon: @[email protected] Bluesky: @PicardTips.bsky.social
NiceHash @NiceHashMining
77K Followers 1K Following The world’s largest hashrate marketplace, connecting buyers and miners. Based and regulated in Switzerland. NiceHash - More than a mining pool.
Casey Cammilleri @CaseyCammilleri
1K Followers 466 Following CEO & Founder at Sprocket Security | Building the future for offensive security testing | Espresso addict | Drummer | #CyberSecurity #RedTeam
Heidi Okreglicki @HOkreglicki1
49 Followers 33 Following Senior Recruiter at Renaissance Learning- A provider of computer-based assessment technology for K-12 schools.
Chris H. @g0es
328 Followers 2K Following Investigations / Threat Intel / Malware Analysis / DFIR - he/him
Jason Lang @curi0usJack
16K Followers 205 Following @TrustedSec Red Team lead | Hi-Fidelity trolling | Liberty/Privacy Enthusiast | Linux | Putting the "no" in nano | Avatar: https://t.co/3XHmKR8nCk
Troy Hunt @troyhunt
250K Followers 1K Following Creator of @haveibeenpwned. Microsoft Regional Director. Pluralsight author. Online security, technology and “The Cloud”. Australian.
Have I Been Pwned @haveibeenpwned
176K Followers 1 Following Check if you have an email address or password that has been compromised in a data breach. Created and maintained by @troyhunt.
nyxgeek @nyxgeek
8K Followers 4K Following rebel scum, nerfherder, dogged and relentless. Midnight Computer Lab H/P/V/A/C Directory - https://t.co/kjwuy6Pqx5
Curt Frisbie @curt_frisbie
59 Followers 242 Following Husband, father, IT Director, ignorance fighter, world observer, onion hater, and personal friend of John Gunn.
Internet of Shit @internetofshit
403K Followers 235 Following screw it, put a chip in it. say hello: [email protected]
TrustedSec @TrustedSec
78K Followers 763 Following End-to-end Cybersecurity consulting team leading the industry, supporting organizations, and giving back. #Hacktheplanet Blogs, news, webinars, and tools!
samy k͓͓͓͓͓͓͓�... @samykamkar
61K Followers 4K Following think bad, do good. | https://t.co/qyiFryCnBU
Eugene Kaspersky @e_kaspersky
179K Followers 7K Following CEO of @Kaspersky. 30+ years in #cybersecurity. Views are my own
@mikko @mikko
225K Followers 946 Following Researcher and a best-selling author. Keynote talks at RSA, Black Hat & DEF CON. TED Speaker. Chief Research Officer at Sensofusion.
Black Hills Informati... @BHinfoSecurity
49K Followers 2K Following Specializing in pen testing, red teaming, and Active SOC. We share our knowledge through blogs, webcasts, open-source tools, and Backdoors & Breaches game.









