Extension Tracker

Posteo SMIME

275 users No ratings yet Last updated 7 Aug 2026

By Posteo e.K. Live in the Chrome Web Store nbmeankcjkpobhgipeleejlbbmgoodnl Last checked 27 Sep 2026, 06:00 UTC

The listing

What the Chrome Web Store shows, as of the last check

Encrypt, decrypt, sign, and verify with S/MIME in the Posteo webmailer. Your certificates (including private keys) remain on your…Summary from the listing
Developer
Posteo e.K.
Trader status
Declared a trader under EU law
Category
Make Chrome Yours › Privacy & Security
First published
14 Mar 2026
Last updated
7 Aug 2026
Version
0.4.8
Size
11.16 MiB
Minimum Chrome
88
Languages
4 languages

Deutsch, English, español, français

Open in the Chrome Web Store ↗ Download the CRX from Google ↗
Users over time As shown on the Chrome Web Store

Tracking began on 27 Sep 2026. The chart appears after the second check.

Show the numbers
CheckedUsersRatingRatings
2026-09-27275––
Users, 7 days
–
needs a week of history
Users, 30 days
–
needs a month of history
Rank
#43,826
by users, of 264,254 extensions
In its category
#821
of 5,286 in Privacy & Security

What changed

Every change found on a check, newest first

No changes found since tracking began on 27 Sep 2026.

What it can access

From the extension's manifest, in plain language

Sites
  • https://posteo.de/*posteo.de
Sites where it runs scripts
  • https://posteo.de/konto*posteo.de
  • https://posteo.de/webmail/*posteo.de
Browser features
  • declarativeNetRequestBlock or change network requests, using rules
  • storageSave settings and data in your browser

About this data

Collected from the extension's public Chrome Web Store listing. It's checked every month, and again whenever a new version appears. Last checked 27 Sep 2026, 06:00 UTC; next check around 2 Oct 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “Posteo SMIME” (nbmeankcjkpobhgipeleejlbbmgoodnl). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/nbmeankcjkpobhgipeleejlbbmgoodnl. Accessed 2026-09-27.
BibTeX
@misc{extensiontracker_nbmeankcjkpobhgipeleejlbbmgoodnl,
  title   = {Posteo SMIME (nbmeankcjkpobhgipeleejlbbmgoodnl)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/nbmeankcjkpobhgipeleejlbbmgoodnl},
  urldate = {2026-09-27}
}

The data is free to reuse under CC BY 4.0.

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