mark carter Add us as a preferred source on Google
🔄 Data last refreshed 28 days ago
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Make a deal with mark carter
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
419
Account age
2 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 mark carter
📊 Post engagement
Recent posts · likes + reposts
Mar 21latest
2
Avg engagement / post
1–2
Typical post (engagement)
0.5%
Engagement vs followers
72/100
Consistent reach
Nov 2023
On Mastodon since
Half of recent posts land between 1 and 2 likes + reposts (median 2) — a dependable floor a sponsored post can count on.
🔥 Top post: Powerful and simple 🧙 operate.txt — A standard for the agentic w · 5 likes + reposts
📊 Activity & format
Posting cadence
0.5 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly text
Recent: 12 text · 0 image · 0 video.
Follower / following
7.5×
Follows 56 back. A strong ratio — an audience that follows them, not a follow-for-follow network.
Recent posts
View on Mastodon ↗
Major Wall Street Firms Targeted in Attempted Cyberattacks, Sources Say 🛡️ This is exactly the reason why I implemented and enforced identity verification for any attempts to reset passwords or authenticator in my last two companies - with…
🤔 Agent Meltdowns: The Road to Hell Is Paved with Helpful Agents. Our evaluation demonstrates that meltdowns (e.g., conducting unauthorized reconnaissance or subverting access control) of varying severity and success occur in 64.7\% of ag…
Duplicate reporting doesn’t improve cybersecurity 🤔 The government accountability office identified a whopping 117 existing cybersecurity regulations administered by 37 federal agencies across nine critical infrastructure sectors. Of those…
Interesting 🛡️ World's Largest AI Model Repository Hugging Face Breached by Autonomous AI Agent. The starting point of the attack was the data processing pipeline itself, with a malicious dataset abusing two code execution paths, viz., in …
Recommended read for every CISO 🛡️ Detecting Agentic Threats in Claude: Writing Rules on the Execution Layer 🛡️ “In this post I look at the main threats from agentic platforms, and how we can use the execution-layer telemetry we're getting…
Useful 🛡️ The #Microsoft AntiSSRF library is a security-developed, exhaustively-tested secure code library that provides robust URL validation to mitigate the risk of Server-Side Request Forgery (SSRF) vulnerabilities. It is an easy-to-use…
A good read for every CISO and general counsel 🛡️ The Invisible Insider: How AI Agents Enable Undetectable Trade Secret Theft – and What Companies Must Do Now
https://www.jdsupra.com/legalnews/the-invisible-insider-how-ai-agents-6220515/ …
Seeking an amazing product security engineer to work in the intersection of AI and travel 🛡️🪄 can be based in any of our offices in the United States across Palo Alto, New York City, Dallas, Austin, Boston, San Francisco and possibly remot…
Excellent read 🛡️ Securing Anthropic Claude Cowork: A Security Practitioner’s Guide 🪄 Claude Cowork gives employees a powerful local AI agent that can write code, browse the web, manage files, and run scheduled tasks — all on their machin…
Good resource 🛡️ Financial Services Sector Coordinating Council (FSSCC) Mitigating AI-Powered Attacks Against Identity and Authentication 🛡️ The purpose of this paper is to highlight three current and emerging attack vectors powered by
Gen…
👍 Announcing the "AI Agent Standards Initiative" for Interoperable and Secure Innovation 🛡️ Today, the Center for AI Standards and Innovation (CAISI) at NIST announced the launch of the AI Agent Standards Initiative. The Initiative will en…
🐘 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 2023
An established account with real history on the platform.
💡 Facts
🗓️Joined Mastodon in 2023 — 2 years ago.
👁️Averages 2 views per post.
📤Posts about 0.5× per week.
🕵️ Fake follower check
Estimated38/100
Low
Credibility score
68%
Mixed
Real audience
Medium
Fake-follower risk
High
Data confidence
- Est. 68% real, active audience · Medium fake-follower risk.
- Low engagement (~0.5% of followers engage each post) — a sign of an inflated or inactive audience.
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
#engineering #infosec #opensource #investor board member and past #startup #founder - worked with great people at #Vimeo previously #salesforce EVP #aws GM #tesla CISO #google #microsoft 🤔 been around too long but still having fun ☺️ Twitter handle: @markcartertm
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
avs :donor:
17%
Lory Widmer Hess
16%
Sub FM
15%
Zygmunt Krynicki
13%
Pablo J. Sáez :verified:
13%
bettybarcode (she/her) 🚲
13%
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Frequently asked questions
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How many followers does mark carter have?
mark carter has 419 followers on Mastodon.
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