Stable signalNo paid features detectedHigh-risk permissions

ESEP Crypto Extension

Расширение, которое необходимо установить для работы в ЕСЭП пользователей, использующих версию Chrome 102+.

Users900KCurrent public install base

Rating1.5Store average score

Reviews198Public review volume

Manifest versionV3Extension platform version

7-day growth0Net users gained this week

7-day growth rate0%Relative weekly velocity

Preview

ESEP Crypto Extension Media preview

1 assets

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7-day rating change

Start

1.53

Latest

1.53

7-day rating change

0.00

2026年7月13日2026年7月19日

Growth overview

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Technical snapshot

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Version1.1.0

ManifestV3

Size6.76KiB

Languages1русский

Published--

Store updated--

Last crawled--

Overview

Product summary

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Расширение ESEP Crypto Extension предназначено для обеспечения наложения и проверки электронной подписи с применением криптоплагина «Крипто компонента» в браузерах на основе Chromium (Google Chrome, Opera, Яндекс.Браузер) при участии в электронных торгах, электронном документообороте, использующих единую систему электронной подписи (ЕСЭП). Расширение не собирает, не передает и не использует личные или конфиденциальные пользовательские данные.

Reviews

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Store average score1.5Chrome Web Store aggregate rating, including ratings without synced review text

Synced text average1.5Average computed only from synced review bodies below

Reviews with text152Synced review bodies

Total ratings / reviews198Chrome Web Store public rating/review count

Store average score: 1.5. The bars below are calculated from synced review text only, so they may be empty for extensions that have public ratings but no synced comments yet.

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125

Mikhail Krasnov2015年9月28日

так,так, что тут у нас.. наконец-то

Anton Kuznetsov2015年9月15日

Программа просто супер!

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AI product read

Bridge/connector extension enabling electronic digital signature operations via a native cryptographic plugin in Chromium browsers for the Russian ESEP (Unified Electronic Signature System)

Enables Chromium browsers (Chrome 102+) to work with the Russian ESEP electronic signature system by bridging web applications with a native crypto host application, solving the compatibility gap between web-based e-trading/e-document platforms and native cryptographic signing capabilities

1. User navigates to a supported ESEP web application (e.g., government procurement portal). 2. The web page dispatches a custom DOM event (EsepCryptoExtensionQuery). 3. The content script intercepts this event and relays the message to the background script. 4. The background script communicates with the native crypto host (com.topcase.cryptohost) via Chrome native messaging. 5. The native host performs cryptographic operations (signing/verification). 6. Results flow back: native host → background → content script → web page via DOM event (EsepCryptoExtensionResponse).

Target users: Russian government agency employees participating in electronic procurement / Users of Russian e-trading platforms (tektorg.ru, etc.) / Participants in electronic document workflow using ESEP / Users of systems like EAIST, ASDU, and other Russian government digital platforms

Extension is minified but small enough to fully analyze
Native host application (com.topcase.cryptohost) source is not available - its licensing/payment model is unknown
Cannot verify whether the native crypto component itself requires separate licensing or payment

Monetization

No paid features detected

No payment-related code, no subscription mechanisms, no license checks, no upgrade flows, no billing APIs found. The extension is a pure utility bridge. The keyword match for 'pro' in verified_contents.json is a false positive (base64-encoded metadata hash, not payment-related). The extension's sole function is to relay cryptographic signing requests between web pages and a native crypto host.

Confidence: 95
Payment platform: --
Source: AI / High
Login required: No
Reason: The extension itself is a bridge/connector between web pages and a native crypto host application. It has no login UI, no authentication flow, no account management, and no credential handling. It uses nativeMessaging to relay messages between web pages (via custom DOM events) and a native cryptographic host (com.topcase.cryptohost). The destination web services (government procurement platforms, e-trading systems) may require their own authentication, but the extension itself does not gate any functionality behind login.

Permission risk

High-risk permissions

This estimate uses declared permissions and host permissions to assess access scope and sensitivity.

敏感权限：nativeMessaging
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Publisher

esepext

Independent publisher

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