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🧭 Explore 🌍 Top creators in Poland Mastodon rankings
Gynvael Coldwind 🐈

Gynvael Coldwind 🐈✓ Add us as a preferred source on Google

Mastodon @gynvael@infosec.exchange 📍 Poland
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🔄 Data last refreshed 23 days ago
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Make a deal with Gynvael Coldwind 🐈

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

📣Sponsored postOne disclosed post (toot) with your link and message. $25→ 🧵Sponsored threadA multi-post explainer or story — the fediverse rewards depth over one-liners. $63→ 📦Product seeding / honest reviewSend me your product — I post a disclosed, honest take. Authenticity is the only ad this audience tolerates. $33→ 📌Pinned sponsored postA disclosed post pinned to the top of my profile for the month. $75/mo→ 🔗Profile link (bio field)Your link in one of my profile metadata fields for the month — native and low-key. $38/mo→ 🔁Boost packageI boost (repost) your account's toots through the month — distribution with zero content lift. $50/mo→ 🏛️Instance / community sponsorshipSponsor the server I run — a sponsor line in the About/rules and a welcome shout. A goodwill buy that keeps our community running. $63/mo→ 🤝Mutual boost collabWe boost each other across instances — a value swap between communities. Swap or paid→ 🎬UGC HireBranded content for your own channels & ads from $50→ 🎙️Podcast guest spotInvite Gynvael Coldwind 🐈 onto your podcast (~45 min, remote) $37→ 📞1:1 ConsultPaid video call — advice, coaching or Q&A $75/hr→

Every booking is a normal escrow-protected deal.

Followers
4.2K
Account age
3 yrs
🎁 Free analysisfor Gynvael Coldwind 🐈
🕵️Fake Followers CheckReal-audience % & bot risk→ 📊Engagement rateBenchmarked vs. peers→ 💰What they chargeFair sponsored-post price→

Known for

New issue - #9 - of the free @PagedOut zine is here! 90 pages of pure technical awesomeness! Please help spread the news ❤️ Web: https://pagedout.institute/webview.php?issue=9&page=1 PDF: https://pagedout.institute/download/PagedOut_009.pdf Wallpaper: https://pagedout.institute/download/PagedOut_009_wallpaper.png Patreon: https://www.patreon.com/cw/PagedOut Enjoy!43 views New issue - #9 - of the free @PagedOut zine is here! 90 pages of pure technical awesomeness! Please help spread the news ❤️ Web: https://pagedout.institute/webview.php?issue=9&page=1 PDF: https://pagedout.institute/download/PagedOut_009.pdf Wallpaper: https://pagedout.institute/download/PagedOut_009_wallpaper.png Patreon: https://www.patreon.com/cw/PagedOut Enjoy! My second article in Paged Out! #8 was about the architecture of the terminal emulator on Linux - it's a really obvious thing until you start digging into details, as usual. Web viewer: https://pagedout.institute/webview.php?issue=8&page=43&article=Linux+terminal+emulator+architecture PDF download: https://pagedout.institute/?page=issues.php32 views My second article in Paged Out! #8 was about the architecture of the terminal emulator on Linux - it's a really obvious thing until you start digging into details, as usual. Web viewer: https://pagedout.institute/webview.php?issue=8&page=43&article=Linux+terminal+emulator+architecture PDF download: https://pagedout.institute/?page=issues.php Story time! A few weeks ago I was at the AREA41 conference and there were A LOT of CTFs there - it was almost like every village and every sponsor's booth had one. I had some time before my talk so I decided to play one of these and I ended up selecting the InfoGuard one (shoutout to super friendly organizers). One of the tasks had MQTT in the name, so I expected to have to play with the standard 15 views Story time! A few weeks ago I was at the AREA41 conference and there were A LOT of CTFs there - it was almost like every village and every sponsor's booth had one. I had some time before my talk so I decided to play one of these and I ended up selecting the InfoGuard one (shoutout to super friendly organizers). One of the tasks had MQTT in the name, so I expected to have to play with the standard My article in newest Paged Out! about everyone's favorite Python party trick: https://pagedout.institute/webview.php?issue=8&page=63&article=Trying+to+demo+Python%27s+is #python #goingtoapythonprogrammersparty #pythonprogramminglanguagethemedparty #whatispythonsis6 views My article in newest Paged Out! about everyone's favorite Python party trick: https://pagedout.institute/webview.php?issue=8&page=63&article=Trying+to+demo+Python%27s+is #python #goingtoapythonprogrammersparty #pythonprogramminglanguagethemedparty #whatispythonsis

📊 Post engagement

Recent posts · likes + reposts
Feb 25latest
14
Avg engagement / post
4–15
Typical post (engagement)
0.3%
Engagement vs followers
58/100
Consistent reach
Oct 2022
On Mastodon since
Half of recent posts land between 4 and 15 likes + reposts (median 11) — a dependable floor a sponsored post can count on.

🔥 Top post: New issue - #9 - of the free @PagedOut zine is here! 90 pages o · 43 likes + reposts

📊 Activity & format

Posting cadence
0.55 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly text
Recent: 8 text · 4 image · 0 video.
Follower / following
14×
Follows 299 back. A strong ratio — an audience that follows them, not a follow-for-follow network.

Recent posts

View on Mastodon ↗
🔥 Top post New issue - #9 - of the free @PagedOut zine is here! 90 pages of pure technical awesomeness! Please help spread the news ❤️ Web: https://pagedout.institute/webview.php?issue=9&page=1 PDF: https://pagedout.institute/download/PagedOut_009.pdf Wallpaper: https://pagedout.institute… ★ 43
Btw, if you like Python tricks, check out my Python Cyber Summer Camp → https://hackarcana.com/py-summer ★ 3 Whatever .get()'s you the flag (video): https://www.youtube.com/watch?v=CtgFnMawPwE ★ 3 Story time! A few weeks ago I was at the AREA41 conference and there were A LOT of CTFs there - it was almost like every village and every sponsor's booth had one. I had some time before my talk so I decided to play one of these and I ende… ★ 15 AREA41 just published the recording from my pretty unusual talk: "Hacker Goes Speedrunning: Beating A 25 Hour Game In Under 2 Minutes" https://www.youtube.com/watch?v=OkL6RKLznHk Enjoy! ★ 14 I've posted a new video on YT - this one about my favorite things in Unicode. I'm slowly working to getting back to posting more and more YT videos ;) https://youtu.be/OqonHO_Hsdo ★ 11 I've posted a new video about a specific variant of Open Redirect, that I think is the most problematic one, up to the point of actually being a vulnerability: https://www.youtube.com/watch?v=eTdeFbWROeg ★ 3 I've signed up two amazing K8s experts to my edu platform, and they're making a pwning K8s challenge/mini-CTF on Wed 29th Apr evening (it will run for two weeks). If you want to check it out → https://hackarcana.com/challenge/2026-Q2-k8s-c… ★ 5 RE: https://infosec.exchange/@PagedOut/116362415442678434 This article (recommended if you're learning RE!) reminded me of a GOATed FPGA bistream reversing task from Google CTF (GPURTL by Robin), where the key to solving it for me was obse… ★ 4 https://www.youtube.com/watch?v=gJM9pZydzVg ← my new old talk was released as a standalone; it's a fun story of how you go from being able to write '2' (0x32, 1 byte) anywhere on the FS to full RCE with admin/root privs ★ 30 My second article in Paged Out! #8 was about the architecture of the terminal emulator on Linux - it's a really obvious thing until you start digging into details, as usual. Web viewer: https://pagedout.institute/webview.php?issue=8&page=4… ★ 32 My article in newest Paged Out! about everyone's favorite Python party trick: https://pagedout.institute/webview.php?issue=8&page=63&article=Trying+to+demo+Python%27s+is #python #goingtoapythonprogrammersparty #pythonprogramminglanguagethe… ★ 6

🐘 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
Oct 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 14 views per post.
📤Posts about 0.6× per week.
📍Based in Poland.

🕵️ Fake follower check

Estimated
58/100
Fair Credibility score
81%
Real Real audience
Low Fake-follower risk
High Data confidence
  • Est. 81% real, active audience · Low fake-follower risk.
  • Low engagement (~0.3% of followers engage each post) — a sign of an inflated or inactive audience.
  • Organic base — far more followers than accounts it follows.
  • Verified account.
  • Established account (3+ years old).

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

About

security researcher/programmer ⁂ Paged Out! lead ⁂ Dragon Sector CTF founder/player ⁂ technical livestreamer ⁂ slide maker ⁂ he/him

📸 Gallery

New issue - #9 - of the free @PagedOut zine is here! 90 pages of pure technical awesomeness! Please help spread the news ❤️ Web: https://pagedout.institute/webview.php?issue=9&page=1 PDF: https://pagedout.institute/download/PagedOut_009.pdf Wallpaper: https://pagedout.institute/download/PagedOut_009_wallpaper.png Patreon: https://www.patreon.com/cw/PagedOut Enjoy! Story time! A few weeks ago I was at the AREA41 conference and there were A LOT of CTFs there - it was almost like every village and every sponsor's booth had one. I had some time before my talk so I decided to play one of these and I ended up selecting the InfoGuard one (shoutout to super friendly organizers). One of the tasks had MQTT in the name, so I expected to have to play with the standard My second article in Paged Out! #8 was about the architecture of the terminal emulator on Linux - it's a really obvious thing until you start digging into details, as usual. Web viewer: https://pagedout.institute/webview.php?issue=8&page=43&article=Linux+terminal+emulator+architecture PDF download: https://pagedout.institute/?page=issues.php My article in newest Paged Out! about everyone's favorite Python party trick: https://pagedout.institute/webview.php?issue=8&page=63&article=Trying+to+demo+Python%27s+is #python #goingtoapythonprogrammersparty #pythonprogramminglanguagethemedparty #whatispythonsis

🔀 Audience overlap

Estimated

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

Mindly.Social Mindly.Social 17% Ned Batchelder Ned Batchelder 16% Zotero Zotero 13% Hacking social Hacking social 13% Jonathan Jonathan 12% Matt Birchler Matt Birchler 10%

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Mastodon ＋
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4.2K Followers
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Matt Birchler
Matt Birchler ✓
@matt_birchler@mastodon.social
4.2K Followers
Mastodon ＋
Zotero
Zotero ✓
@zotero@fosstodon.org
4.2K Followers
Mastodon ＋
Jonathan
Jonathan
@jonathanmbr@mstdn.social
4.2K Followers
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Hacking social
Hacking social
@hackingsocial@framapiaf.org
4.2K Followers

Frequently asked questions

How much does Gynvael Coldwind 🐈 charge for a sponsorship?
Gynvael Coldwind 🐈 hasn't published fixed prices yet. Send a proposal through SocialDB and agree terms directly — your payment is held in escrow until the work is approved.
How do I contact Gynvael Coldwind 🐈 for a brand deal or collaboration?
Send a paid deal or collab request right here on SocialDB — we notify Gynvael Coldwind 🐈, and once they accept, your payment is held safely in escrow and released when the work is approved. You don't need to track down an email.
How many followers does Gynvael Coldwind 🐈 have?
Gynvael Coldwind 🐈 has 4,207 followers on Mastodon.

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