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Geoff

Geoff✓

Mastodon @sternecker@infosec.exchange
⚔ Compare ☆ Watch Own this channel?
🔄 Data last refreshed 19 hours ago
🤝

Make a deal with Geoff

🔒 Paid proposals held safely in escrow — released only when the work's approved.

📣Sponsored postOne disclosed post (toot) with your link and message. $12→ 🧵Sponsored threadA multi-post explainer or story — the fediverse rewards dept… $30→ 📦Product seeding / honest reviewSend me your product — I post a disclosed, honest take. Auth… $16→ 📌Pinned sponsored postA disclosed post pinned to the top of my profile for the mon… $36/mo→ 🔗Profile link (bio field)Your link in one of my profile metadata fields for the month… $18/mo→ 🔁Boost packageI boost (repost) your account's toots through the month — di… $24/mo→ 🏛️Instance / community sponsorshipSponsor the server I run — a sponsor line in the About/rules… $30/mo→ 🤝Mutual boost collabWe boost each other across instances — a value swap between … Swap→ 🎬UGC HireBranded content for your own channels & ads from $50→ 🎙️Podcast guest spotInvite Geoff onto your podcast (~45 min, remote) $26→

Every booking is a normal escrow-protected deal.

Followers
322
Account age
3 yrs
🧰 Free analysis for Geoff
🕵️ Fake follower check 📊 Engagement rate 💰 What they charge

Known for

STRONGER PROSE IS NOT ENFORCEMENT2 views STRONGER PROSE IS NOT ENFORCEMENT

📊 Post engagement

3
Avg engagement / post
0.9%
Engagement vs followers
Dec 2022
On Mastodon since

🔥 Top post: Two previously disclosed CVEs are actively-weaponized kernel roo · 8 likes + reposts

📊 Activity & format

Posting cadence
9.8 / week
Toots daily — consistently active for a campaign window.
Content mix
Mostly text
Recent: 11 text · 1 image · 0 video.
Follower / following
0.7×
Follows 441 back. A more reciprocal / networked account.

Recent posts

View on Mastodon ↗
🔥 Top post Two previously disclosed CVEs are actively-weaponized kernel root exploits. GhostLock CVE-2026-43499, and Bad Epoll CVE-2026-46242, are both public highly reliable exploits. Ghostlock also appears to enable a container escape and Bad Epoll is also working on Android. Both are fi… ★ 8
440 CVEs dropped to kernel cve-announce in the last 24 hrs?!?!?!? Whoa, calm thy horses! It looks like a backlog dump of resolved issues all sequentially numbered. No RCEs and all resolved. #minimalist #Linux #Selfhosting #selfhosted #sel… ★ 5 And now severe thunder storm warning, and watched a tree fall just now. ★ 1 Air quality is bad. A boil notice for water and filter notice because boiling does not remove lead. Ground contamination prevents gardening without raised beds. A project to test AI guardrails. https://github.com/sternecker/guardrails STRONGER PROSE IS NOT ENFORCEMENT There is a notice in the repo that it is not to be processed. There is a script that will add markdown to the beginning of a PDF. T… ★ 1 STRONGER PROSE IS NOT ENFORCEMENT ★ 2 A few things to share, nginx: CVE-2026-42533 dropped yesterday 2026-07-15. It is fixed in nginx 1.31.3, also released yesterday. CVSS 8.1 or 9.2 depending on the nginx version. It's a heap buffer overflow in the map directive when regex...… ★ 6 I listen to the band 7horse quite a bit. The "station" had been playing Cam Cole and I really have been enjoying the music. I had no idea that. Cam Cole is a one man band. Holy crap. Amazing. AI prompt, "analyze the pdfs withing the repository and provide an in depth review of the materials." It does that. There are errors. I indicate there are errors. AI reply is that prompts and memory notes are instructions, not enforcement… ★ 1 Is the TV series silo based on the book wool? Linus wept, I'm still going through the CVEs. We lost Sam Neill. ★ 2

🐘 Community & instance

Home server
infosec.exchange
A cybersecurity & infosec server — its members and audience skew toward that niche, so expect a community-aligned, engaged following.
✅ Link-verified
Verified link
Proved ownership of a website linked on their profile — Mastodon's green-check verification, a real identity signal rather than a paid badge.
On Mastodon since
Dec 2022
Joined in the Twitter-exodus wave of late 2022 — part of the migration that made Mastodon a real destination.

💡 Facts

🗓️Joined Mastodon in 2022 — 3 years ago.
👁️Averages 3 views per post.
📤Posts about 9.8× per week.

🕵️ Fake follower check

Estimated
75/100
Good Credibility score
92%
Real Real audience
Low Fake-follower risk
High Data confidence
  • Est. 92% real, active audience · Low fake-follower risk.
  • Engagement (~0.9% of followers engage each post) is around typical for Mastodon.
  • Verified account.
  • Established account (3+ years old).

Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.

About

BSidesCLE 2026 | ISC2CLE Cybersecurity | Linux #InfoSec #Linux #OpenSource #LGBTQ #Vegan Brain dumps.

🔀 Audience overlap

Estimated

Estimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.

Pria Pria 16% Kyle Thayer Kyle Thayer 16% wrw wrw 15% Max L. Wilson :donate8dollars: Max L. Wilson :donate8dollars: 13% めどぅふ めどぅふ 12% Chtinux Chtinux 10%

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