Geoff✓ Add us as a preferred source on Google
🔄 Data last refreshed 5 days ago
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Make a deal with Geoff
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
322
Account age
3 yrs
💰 Suggested sponsorship rate
$40 – $65 / sponsored post
Estimated from audience size & typical reach — every deal is negotiable and held in SocialDB escrow.
🎁 Free analysisfor Geoff
📊 Post engagement
Recent posts · likes + reposts
Jul 13latest
3
Avg engagement / post
1–5
Typical post (engagement)
0.9%
Engagement vs followers
65/100
Consistent reach
Dec 2022
On Mastodon since
Half of recent posts land between 1 and 5 likes + reposts (median 2) — a dependable floor a sponsored post can count on.
🔥 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 439 back. A more reciprocal / networked account.
Recent posts
View on Mastodon ↗
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…
And now severe thunder storm warning, and watched a tree fall just now.
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…
STRONGER PROSE IS NOT ENFORCEMENT
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...…
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…
Is the TV series silo based on the book wool?
Linus wept, I'm still going through the CVEs.
We lost Sam Neill.
STRONGER PROSE IS NOT ENFORCEMENT
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...…
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…
Is the TV series silo based on the book wool?
Linus wept, I'm still going through the CVEs.
We lost Sam Neill.
🐘 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
Estimated52/100
Fair
Credibility score
76%
Mixed
Real audience
Medium
Fake-follower risk
High
Data confidence
- Est. 76% real, active audience · Medium fake-follower risk.
- Low engagement (~0.9% of followers engage each post) — a sign of an inflated or inactive audience.
- Verified account.
- Established account (3+ years old).
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
BSidesCLE 2027 | ISC2CLE
Cybersecurity | Linux
#InfoSec #Linux #OpenSource #LGBTQ #Vegan
Brain dumps.
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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Frequently asked questions
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Geoff has 322 followers on Mastodon.
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