Nightfall DLP for Browsers

Nightfall AI: AI-Powered Data Loss Prevention for Your Sensitive Data

Users50K

Rating4.7

Reviews12

Manifest versionV3

7-day growth0

7-day growth rate0%

Preview

Nightfall DLP for Browsers Media preview

6 assets

Trend

30-day user trend

Review user movement over the last 30 days.

User Growth Over Time

Rating trend

30-day rating change

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30-day rating change

Start

4.67

Latest

4.67

30-day rating change

0.00

2026年5月30日2026年6月5日

Growth overview

Daily, weekly, and monthly growth

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1-day growthFlat

00%

7-day growthFlat

00%

30-day growthGrowing

+10K+25%

Technical snapshot

Version, languages, and crawl freshness

Review publication date, version, supported languages, and crawl timestamps.

Version8.6.2

ManifestV3

Size7.09MiB

Languages1English

Published--

Store updated--

Last crawled--

Overview

Product summary

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Nightfall AI: AI-Powered Data Loss Prevention for Your Sensitive Data

- Eliminate Sensitive Data Exposure

Content classification for prompts to AI applications

Continuously monitor and prevent sensitive information like source code, credentials, PCI, PHI, or PII from being submitted into AI prompts. Nightfall’s AI-powered DLP automatically redacts sensitive data before submission to AI applications such as ChatGPT, Gemini, etc. or allows employees to make informed decisions about submission.

Intelligent Email Encryption

Experience industry-first AI-powered email encryption that automatically detects and encrypts sensitive information in emails and attachments. Our solution embeds directly into Gmail's interface for seamless sending of secure emails, while recipients enjoy easy access via one-time login codes.

Reviews

Recent review snapshot

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The Chrome Web Store shows 12 reviews, but only 0 review bodies have synced into ExtScope so far. Showing the synced reviews available right now.

5★

4★

3★

2★

1★

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AI product read

AI-powered Data Loss Prevention (DLP) browser extension that monitors, classifies, and prevents sensitive data exposure across AI applications, email, cloud storage, and web uploads

Prevents employees from accidentally or intentionally leaking sensitive data (source code, credentials, PII, PHI, PCI) through AI chatbots, email, file uploads, clipboard, and cloud storage, while ensuring compliance with regulations like HIPAA, ISO 27001, CCPA, FERPA, and NIST

1. Organization deploys extension to employee browsers via enterprise management. 2. Employee authenticates with Google OAuth through Nightfall platform. 3. Extension runs content scripts on AI apps (ChatGPT, Claude, Perplexity), email (Gmail, Outlook), cloud storage (Dropbox, Box, Notion), and all websites. 4. Before sensitive data is submitted to AI prompts, uploaded, or sent via email, Nightfall's AI classifiers detect sensitive content (PII, PHI, PCI, credentials, source code). 5. Sensitive data is either automatically redacted/blocked or the user is prompted to make an informed decision. 6. For Gmail, sensitive emails can be automatically encrypted with Nightfall's secure email system. 7. All activity is logged and reported to the organization's Nightfall dashboard.

Target users: Enterprise employees in regulated industries / Organizations needing compliance with data privacy regulations (HIPAA, CCPA, FERPA, NIST, ISO 27001) / IT/security teams deploying DLP controls via managed browser extensions

Source code is heavily minified/bundled making detailed code flow analysis difficult
Cannot determine exact paid tier requirements of the Nightfall AI destination service from extension code alone
The Nightfall platform API endpoints and full feature matrix are not visible in the extension code

Monetization

No paid features detected

No evidence of paid feature gating, billing APIs, subscription checks, Stripe/payment integration, or upgrade prompts within the extension source code. No matches for 'premium', 'subscription', 'pricing', 'upgrade', or 'free trial'. The extension is an enterprise B2B DLP tool that connects to the Nightfall AI platform — which is a paid enterprise service — but the extension itself does not gate features behind payments. The extension appears to function as an endpoint agent for an organization's Nightfall deployment.

Confidence: 80
Payment platform: --
Source: AI / Medium
Login required: Yes
Reason: The extension requires authentication to the Nightfall AI platform. The default popup is a login screen (login-popup.html) showing 'Authenticating...' and 'Grant Permission' buttons. The manifest includes OAuth2 configuration with Google scopes (userinfo.profile, userinfo.email, gmail.modify, user.emails.read). The options page checks for a 'token' cookie to determine authenticated state and shows 'Authenticated'/'Disconnected' status. A REFRESH_COOKIE mechanism handles re-authentication. The extension connects to Nightfall's backend gateway (extension.nightfall.ai) for all DLP functionality.

Permission risk

High-risk permissions

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

敏感权限：nativeMessaging
扩展能力较强：cookies、tabs、downloads、storage
同时具备浏览数据与站点访问能力

Publisher

Nightfall AI

Independent publisher

Email: [email protected]
Phone: --
Address: 425 California St ste 1200 San Francisco, CA 94104-2102 US

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Permissions

Host access