Otmar Lendl

Otmar Lendl✓

Mastodon @otmar@infosec.exchange
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🔒 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→

Every booking is a normal escrow-protected deal.

Followers
223
Account age
3 yrs

Known for

I fully agree with Bellingham's CEO. The hard question is what to do about the "digital serfdom" he explains in this Blusky thread: https://bsky.app/profile/eliothiggins.bsky.social/post/3lpbo5onh722k (Sorry, no alt text at hand)10 views I fully agree with Bellingham's CEO. The hard question is what to do about the "digital serfdom" he explains in this Blusky thread: https://bsky.app/profile/eliothiggins.bsky.social/post/3lpbo5onh722k (Sorry, no alt text at hand) Sus.4 views Sus. Budapest Nazgul.3 views Budapest Nazgul. Sorting through old stuff. I didn't keep the disk, just the jewel case.2 views Sorting through old stuff. I didn't keep the disk, just the jewel case.

📊 Post engagement

3
Avg engagement / post
1.3%
Engagement vs followers
Nov 2022
On Mastodon since

🔥 Top post: I fully agree with Bellingham's CEO. The hard question is what t · 10 likes + reposts

📊 Activity & format

Posting cadence
0.05 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly images
Recent: 0 text · 8 image · 0 video.

Recent posts

View on Mastodon ↗
🔥 Top post I fully agree with Bellingham's CEO. The hard question is what to do about the "digital serfdom" he explains in this Blusky thread: https://bsky.app/profile/eliothiggins.bsky.social/post/3lpbo5onh722k (Sorry, no alt text at hand) ★ 10
Budapest Nazgul. ★ 3 Ages ago, when I made presentations about the Kaminski DNS attack, I used the following slide: I marked one line. Now go read https://labs.watchtowr.com/we-spent-20-to-achieve-rce-and-accidentally-became-the-admins-of-mobi/ ★ 1 Sus. ★ 4 Sorting through old stuff. I didn't keep the disk, just the jewel case. ★ 2 Wird er "Russians" spielen? ★ 2 Oh so leet: ★ 1 Tap. Tap. Tap. Is this thing on?

🐘 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
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 3 views per post.
📤Posts about 0.1× per week.

🛡️ Audience credibility

83/100 Excellent
  • Est. 99% real, active audience · Low fake-follower risk.
  • Strong engagement (~1.3% of followers engage each post) — an active, real audience.
  • Verified account.
  • Established account (3+ years old).
Est. authentic audience
99%
Fake-follower risk
Low
Data confidence
Medium

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

About

ISP veteran. Built up CERT.at. National and international CSIRT liaison for CERT.at Private Blog is here: https://lendl.priv.at

📸 Gallery

Budapest Nazgul. I fully agree with Bellingham's CEO. The hard question is what to do about the "digital serfdom" he explains in this Blusky thread: https://bsky.app/profile/eliothiggins.bsky.social/post/3lpbo5onh722k (Sorry, no alt text at hand) Ages ago, when I made presentations about the Kaminski DNS attack, I used the following slide: I marked one line. Now go read https://labs.watchtowr.com/we-spent-20-to-achieve-rce-and-accidentally-became-the-admins-of-mobi/ Sus. Sorting through old stuff. I didn't keep the disk, just the jewel case. Wird er "Russians" spielen? Oh so leet: Tap. Tap. Tap. Is this thing on?

🔀 Audience overlap

Estimated

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

derekheld derekheld 18% Peter Krefting Peter Krefting 18% My Friday My Friday 16% Bastien Calou Bastien Calou 12% decolonizing - organizing decolonizing - organizing 12% Das gute A. Das gute A. 12%

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