---
title: "CFCA CryptoKit.YLJR Extension – Chrome extension stats, history and permissions"
description: "20,000 users, no ratings yet. Version 3.4.0.1, updated 2026-05-28. Requests 3 permissions."
url: "https://extensiontracker.com/extension/bkclfniddohkepcfbdofaaifgohfgohi"
---

# CFCA CryptoKit.YLJR Extension

Live in the Chrome Web Store.

- Users: 20,000
- Rating: no ratings yet
- Last checked: 2026-11-06 12:01 UTC
- Users gained in 7 days: No change
- Users gained in 30 days: – (needs a month of history)
- Rank by users: #3,895 of 292,125 live extensions
- Rank in Accessibility: #259 of 8,374

## The listing

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

Summary from the listing:

> Sign transaction data with a smart card

- Extension ID: `bkclfniddohkepcfbdofaaifgohfgohi`
- Developer: Not named in the listing
- Enhanced Safe Browsing: Trusted ([what this means](https://extensiontracker.com/enhanced-safe-browsing))
- Category: [Make Chrome Yours › Accessibility](https://extensiontracker.com/category/make_chrome_yours/accessibility)
- First published: 2024-03-06
- Last updated: 2026-05-28
- Version: `3.4.0.1`
- Size: 22.22 KiB
- Minimum Chrome: 88
- Languages (1): 中文（中国）
- Chrome Web Store: <https://chromewebstore.google.com/detail/cfca-cryptokityljr-extens/bkclfniddohkepcfbdofaaifgohfgohi>
- View its code or download CRX: <https://crxpeek.com/extension/bkclfniddohkepcfbdofaaifgohfgohi>
- Search Google for the ID: <https://www.google.com/search?q=%22bkclfniddohkepcfbdofaaifgohfgohi%22&tbs=li:1>

## Users over time

One row per check, newest first, as shown on the Chrome Web Store.

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-11-06 | 20,000 | – | – |
| 2026-10-30 | 20,000 | – | – |
| 2026-10-24 | 20,000 | – | – |
| 2026-09-26 | – | – | – |

## What changed

Every change found on a check, newest first.

No changes found since tracking began on 2026-09-26.

## Developer history

Moves to another publisher account and new contact emails, newest first.

No move to another account and no new contact email since tracking began on 2026-09-26.

We know contact emails only by a keyed hash, so they're never shown. Recent changes: [Account and contact changes](https://extensiontracker.com/owners/).

## What it can access

From the extension's manifest, in plain language.

### Sites

- `http://*.yljr.com/*`: yljr.com and its subdomains
- `https://*.yljr.com/*`: yljr.com and its subdomains

### Browser features

- `nativeMessaging`: Talk to programs installed on your computer

## About this data

Collected from the extension's public Chrome Web Store listing. It's checked every week, because it has 1,000 or more users, and again whenever a new version appears. Last checked 2026-11-06 12:01 UTC; next check around 2026-11-14.

How the data is collected: <https://extensiontracker.com/methodology>.

## Cite this page

Extension Tracker. “CFCA CryptoKit.YLJR Extension” (bkclfniddohkepcfbdofaaifgohfgohi). Chrome Web Store data, last checked 2026-11-06. https://extensiontracker.com/extension/bkclfniddohkepcfbdofaaifgohfgohi. Accessed 2026-11-13.

```bibtex
@misc{extensiontracker_bkclfniddohkepcfbdofaaifgohfgohi,
  title   = {CFCA CryptoKit.YLJR Extension (bkclfniddohkepcfbdofaaifgohfgohi)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-06},
  url     = {https://extensiontracker.com/extension/bkclfniddohkepcfbdofaaifgohfgohi},
  urldate = {2026-11-13}
}
```

---

From Extension Tracker, a public record of the Chrome Web Store: <https://extensiontracker.com/extension/bkclfniddohkepcfbdofaaifgohfgohi>. It isn't affiliated with Google. The data is free to reuse under CC BY 4.0 (<https://creativecommons.org/licenses/by/4.0/>), crediting Extension Tracker. Every page except search comes as Markdown too: add `format=md` to the address, as in `https://extensiontracker.com/extension/{id}?format=md`.