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Tanja Lange

Tanja Lange✓ Add us as a preferred source on Google

Mastodon @hyperelliptic@mathstodon.xyz
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🔄 Data last refreshed 1 month ago
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Make a deal with Tanja Lange

🔒 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 depth over one-liners. $30→ 📦Product seeding / honest reviewSend me your product — I post a disclosed, honest take. Authenticity is the only ad this audience tolerates. $16→ 📌Pinned sponsored postA disclosed post pinned to the top of my profile for the month. $36/mo→ 🔗Profile link (bio field)Your link in one of my profile metadata fields for the month — native and low-key. $18/mo→ 🔁Boost packageI boost (repost) your account's toots through the month — distribution with zero content lift. $24/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. $30/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 Tanja Lange onto your podcast (~45 min, remote) $26→ 📞1:1 ConsultPaid video call — advice, coaching or Q&A $75/hr→

Every booking is a normal escrow-protected deal.

Followers
191
Account age
2 yrs
🎁 Free analysisfor Tanja Lange
🕵️Fake Followers CheckReal-audience % & bot risk→ 📊Engagement rateBenchmarked vs. peers→ 💰What they chargeFair sponsored-post price→

📊 Post engagement

Recent posts · likes + reposts
Oct 26latest
18
Avg engagement / post
6–19
Typical post (engagement)
9.4%
Engagement vs followers
35/100
Variable reach
Jul 2024
On Mastodon since
Half of recent posts land between 6 and 19 likes + reposts (median 8) — reach is spiky, driven by the occasional post that pops.

🔥 Top post: Our "Joint statement of scientists and researchers on the EU Pre · 97 likes + reposts

📊 Activity & format

Posting cadence
0.14 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly text
Recent: 12 text · 0 image · 0 video.
Follower / following
6×
Follows 32 back. A strong ratio — an audience that follows them, not a follow-for-follow network.

Recent posts

View on Mastodon ↗
🔥 Top post Our "Joint statement of scientists and researchers on the EU Presidency’s new proposal for the Child Sexual Abuse Regulation" https://csa-scientist-open-letter.org/Sep2025 has reached more than 700 signatures. If you're scientist, consider co-signing. If you're good at talking … ★ 97
Somewhat behind schedule, but the Classic McEliece standard is finally out. https://www.tue.nl/en/news-and-events/news-overview/26-06-2026-professor-tanja-lange-and-team-contribute-to-new-global-standard-for-post-quantum-cryptography ★ 28 The EU has a survey open on the QKD network EuroQCI, asking how they should invest their money. I've sent them some idea. (hint: replace by PQC) You can also still contribute your input. Not sure how much longer this will stay up: https:… ★ 8 Crossposting for an EU project that we're running. Sorry for the late notice, but you can still register (but please do so now so that we get catering for you) ‪PQCSA‬ How will post-quantum cryptography reshape privacy? PQCSA hosts a work… ★ 12 Bit of a last-minute announcement: school on isogenies 9 - 13 Feb at Okinawa Institute of Science and Technology (OIST) https://groups.oist.jp/tsvp/event/school-introduction-isogeny-based-cryptography-tsvp-tp25ic Registration deadline is … ★ 6 Our project doesn't have an account here, so I'm crossposting https://bsky.app/profile/pqcsa.bsky.social/post/3m7mxeifsmk2a Most interesting IMO is D1.3 Hot topics & open problems in PQC . Link to drafts and disclaimers https://pqcsa.eu/de… ★ 6 For people in Germany, there is also the low-effort option to add your name to the petition https://weact.campact.de/petitions/chatkontrolle-stoppen ★ 19 My colleague, Lorenzo Grassi, has another PhD position open. https://www.tue.nl/en/working-at-tue/vacancy-overview/phd-on-symmetric-cryptography-over-prime-fields-and-integer-rings?_gl=1*sdu9b*_up*MQ..*_ga*MTI2MTQxMjkxNy4xNzU2NDQ5ODI3*_ga_… ★ 6 Sevice announcement from my colleagues at @TUEindhoven Please share with people in algebra and geometry: Second workshop on "Real-world Applications of Geometry and Algebra", RAGA 2025., will take place in Eindhoven (The Netherlands) on Ma… ★ 8 Just a few days left to apply for the PhD position in symmetric crypto with my colleague Lorenzo Grassi https://www.tue.nl/en/working-at-tue/vacancy-overview/phd-on-symmetric-cryptography-over-prime-fields-and-integer-rings If the link ge… ★ 1 While hyperelliptic.org is down with the rest of TU./e because cyber https://www.tue.nl/en/news-and-events/news-overview/12-01-2025-network-tue-is-shut-down-no-education-on-monday you can find my pages incl. course pages at https://hyperel… Last chance to submit to PQCrypto 2025 https://pqcrypto2025.iis.sinica.edu.tw/callforpapers.php#submission The deadline for registering your paper (needs authors, title, abstract) ends in less than one hour at 23:59 AoE. After that you sti… ★ 7

🐘 Community & instance

Home server
mathstodon.xyz
Their home server on the fediverse — the instance a creator picks signals the community they belong to.
✅ 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
Jul 2024
An established account with real history on the platform.

💡 Facts

🗓️Joined Mastodon in 2024 — 2 years ago.
👁️Averages 18 views per post.
📤Posts about 0.1× per week.

🕵️ Fake follower check

Estimated
70/100
Good Credibility score
87%
Real Real audience
Low Fake-follower risk
High Data confidence
  • Est. 87% real, active audience · Low fake-follower risk.
  • Engagement (~9.4% of followers engage each post) is around typical for Mastodon.
  • Verified account.

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

🔀 Audience overlap

Estimated

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

Einar 🐐🔴⚪ Einar 🐐🔴⚪ 17% LACITO LACITO 15% jelte jelte 15% かっちゃん ☑︎ かっちゃん ☑︎ 14% Syl ⏚ Syl ⏚ 13% pulsation pulsation 11%

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How many followers does Tanja Lange have?
Tanja Lange has 191 followers on Mastodon.

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