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Followers
76
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 analysis for Matthew Rosenquist
Known for
1 views
OpenAI's latest model went rogue, jumped the fence, and attacked Hugging Face. It's making headlines for a reason and is an indicator of the future
There is so much to unwrap with this situation. Let’s break down the systemic issues
Read the full Post: https://open.substack.com/pub/matthewrosenquist/p/openais-unintended-attack-against
#cybersecurity #AI #openai #huggingface #hacking
1 views
Western nations are providing support to help Japan reinstate a national intelligence agency, which was disbanded after World War II.
This is an important step to understand and counter how their regional adversaries may move against Japan's assets, democracy, #cybersecurity and sovereignty.
I am glad to see the new Prime Minister is investing in this critical espionage and counter-espionage capab
1 views
Congratulations to the Top 10 Cybersecurity Influencers listed in Cyber Magazine !
1. Sarah Armstrong-Smith
2. Chuck Brooks
3. Keren Elazari
4. Lisa Forte
5. John Hammond
6. Troy Hunt
7. Brian Krebs
8. Katie Moussouris
9. Jack Rhysider
10. Matthew Rosenquist
I am humbled to be listed with such incredible colleagues and giants in our industry.
These professionals, and many others like them, help o
1 views
The latest developments in AI and cybersecurity, focusing on how frontier models like Mythos are changing the threat landscape by collapsing patch windows weeks to minutes, and what organizations need to do to adapt.
My latest presentation discusses how Mythos and frontier AI models are reshaping vulnerability discovery and exploitation, the new challenges for patch management and response times,
📊 Post engagement
1
Avg engagement / post
1.3%
Engagement vs followers
Nov 2022
On Mastodon since
🔥 Top post: OpenAI's latest model went rogue, jumped the fence, and attacked · 1 likes + reposts
📊 Activity & format
Posting cadence
2.1 / week
Posts several times a week.
Content mix
Mostly images
Recent: 1 text · 11 image · 0 video.
Follower / following
1.9×
Follows 39 back. A more reciprocal / networked account.
Recent posts
View on Mastodon ↗
🔥 Top post
OpenAI's latest model went rogue, jumped the fence, and attacked Hugging Face. It's making headlines for a reason and is an indicator of the future
There is so much to unwrap with this situation. Let’s break down the systemic issues
Read the full Post: https://open.substack.com/…
Today I have reached 200,000 followers on #LinkedIn. My deepest and most sincere thanks to all my colleagues and followers for all the great conversations, sharing of personal insights, and the deep collaboration over the years!
I look for…
Western nations are providing support to help Japan reinstate a national intelligence agency, which was disbanded after World War II.
This is an important step to understand and counter how their regional adversaries may move against Japan…
The Cybersecurity Vault - Episode 29, with guest Edna Conway, former Chief Security Officer at Cisco, VP-Chief Security & Risk Officer for Microsoft Cloud, and who currently sits on multiple Boards of Directors and actively advises industr…
The US Commerce department are lifting the previous restrictions on Anthropic’s Mythos AI model, that were designed to limit access of this powerful system to foreign nations. Mythos has proven itself to be the next generation of models th…
Kobi Gol and I will be discussing the challenges of maintaining effective cybersecurity in the growing era of Agentic AI.
July 15th 2026, 9:30am Pacific
Register for this free webinar at:
https://www.brighttalk.com/webcast/18611/671515?ut…
Congratulations to the Top 10 Cybersecurity Influencers listed in Cyber Magazine !
1. Sarah Armstrong-Smith
2. Chuck Brooks
3. Keren Elazari
4. Lisa Forte
5. John Hammond
6. Troy Hunt
7. Brian Krebs
8. Katie Moussouris
9. Jack Rhysider
10.…
Thanks to Hanjo and the Boston Consulting Group (BCG) for a great conversation on cybersecurity compliance, challenges, and opportunities in rapidly evolving digital world!
Listen to the audio podcast: https://podcasts.apple.com/us/podcast…
I am looking forward to a great discussion on the rapidly evolving Agentic AI cyber risk landscape!
Come join the ISACA Sacramento event Sept 17th & 18th!
Register: https://lp.constantcontactpages.com/ev/reg/2kkywpd/lp/83270526-f526-4d0f-…
Chinese AI company Qihoo 360 announced it had developed an engine that can compete with Anthropic's Mythos artificial intelligence model. Mythos, which was introduced in early 2026, was transformative in finding cybersecurity vulnerabiliti…
The latest developments in AI and cybersecurity, focusing on how frontier models like Mythos are changing the threat landscape by collapsing patch windows weeks to minutes, and what organizations need to do to adapt.
My latest presentation…
For those of you who have been questioning the power and impact of Mythos, claiming the initial restricted use (Project Glasswing) was just a marketing ploy, I urge you to reconsider and listen to cybersecurity experts.
The Mythos Effect …
🐘 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.
On Mastodon since
Nov 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 1 views per post.
📤Posts about 2.1× per week.
🕵️ Fake follower check
Estimated80/100
Excellent
Credibility score
97%
Real
Real audience
Low
Fake-follower risk
High
Data confidence
- Est. 97% real, active audience · Low fake-follower risk.
- Strong engagement (~1.3% of followers engage each post) — an active, real audience.
- Established account (3+ years old).
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
CISO, Cybersecurity Strategist, and active industry advisor to businesses, academia, and governments around the globe. I was formerly the Cybersecurity Strategist for Intel Corp. and benefit from 30+ years of experience in ops, threat assessment, crisis, policy, planning, and strategy. I do cybersecurity predictions every year, evangelize best-practices, and am on multiple technical and academic advisory boards. I have a passion for cybersecurity and collaborate closely with the top minds in the cybersecurity industry to tackle some of the most troublesome challenges.
📸 Gallery
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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