AIプロンプト匿名化用Chrome拡張機能
ChatGPT・Claude・Gemini・DeepSeek・Perplexity・Abacus.aiへの送信前に個人情報を自動検出・匿名化。AIからの返信時は完全に匿名解除。
Available Now — Free Download
The extension is fully functional and ready to use. Download the .zip file and load it in Chrome developer mode. Chrome Web Store publication is coming soon.
- Fully functional with ChatGPT, Claude, Gemini, DeepSeek, Perplexity, and Abacus.ai
- Can be injected into any webpage with custom connectors
- Enterprise packaging with enforced encryption rules available
- Perfect for compliance teams evaluating AI chat privacy solutions
主要AIツールに対応
人気AIアシスタントをリアルタイムで保護。JITインターセプト—送信直前に匿名化。
ChatGPT
完全対応
Claude
完全対応
Gemini
完全対応
DeepSeek
完全対応
Perplexity
完全対応
Abacus.ai
完全対応
Custom connectors can be developed for any website. Contact us for enterprise integration with your internal AI tools.
拡張機能の主な特徴
Same powerful features as our Desktop App — powered by the same API
リアルタイムインターセプト
AIサービスへの送信前に自動でメッセージをインターセプト。手動コピペ不要。
ハイブリッドPII検出
Webアプリと同じ検出エンジン:317種類の正規表現認識器+NLPモデルで320種類以上のエンティティタイプ対応。
送信前プレビュー
検出されたエンティティを確認し、匿名化手法を選択してから送信可能。
レスポンスの匿名解除
AIからの返信内の暗号化値を自動で復号し、緑色バッジでハイライト表示。
5つの匿名化手法
置換・墨消し・マスク・ハッシュ・暗号化。Web・デスクトップアプリと同じ手法を利用可能。
48言語対応
48言語すべてのメッセージで動作。RTLスクリプトにも対応。
File Anonymization
Anonymize text files before uploading to AI chats. Supports .txt, .md, .csv, .json, .xml, and more.
Compliance Presets
Pre-configured detection profiles synced from your account. GDPR, HIPAA, PCI-DSS, and country-specific presets.
使い方
- 1
ChatGPTやClaudeなど対応AIチャットでメッセージを入力
- 2
送信をクリック—拡張機能が送信直前にインターセプト
- 3
プレビューモーダルで検出PIIを確認し、匿名化手法を選択
- 4
「保護して送信」をクリック—匿名化済みメッセージがAIへ送信
- 5
AIからの返信内の匿名値は拡張機能が自動復号・緑色で表示
- 6
いつでも暗号化/元データの表示切替が可能
5 Anonymization Methods
Same methods as Desktop App and Office Add-in — choose based on your compliance requirements
Encrypt
Reversible with key
Replace
Fake data
Mask
Partial hide
Redact
Complete removal
Hash
SHA-256
Intelligent De-anonymization
When AI responds with encrypted values, the extension automatically decrypts and highlights them
Auto-Decrypt
Both user messages and AI responses automatically decrypted
Visual Highlight
Green gradient with entity badges for easy identification
Toggle View
Switch between original and encrypted values instantly
Copy Buttons
Copy individual values or entire decrypted messages
Rich Tooltips
Hover to see entity type, key name, and encrypted value
ゼロナレッジセキュリティ
Your password never leaves your device — same security as Desktop App
Password processed locally with Argon2id
Only cryptographic proof sent to server
Personal encryption keys stored securely
24-word recovery phrase support
Works across all cloak.business products
No password storage on our servers
Enterprise Deployment
Deploy the extension organization-wide with enforced policies, managed presets, and centralized encryption keys
Admin Enforcement
IT administrators can enforce protection policies, preventing users from disabling anonymization on approved sites.
Managed Presets
Deploy organization-specific presets that define which entities to detect and how to anonymize them.
Encryption Policies
Enforce encryption method with organization-managed keys. Ensure all AI interactions use reversible anonymization.
Custom Entities
Define custom entity patterns for internal identifiers, project codes, or proprietary data formats.
Audit Logging
Track anonymization events for compliance reporting. Integration with SIEM systems available.
Bulk Deployment
Deploy via Group Policy, MDM, or enterprise browser management. Pre-configured with organization settings.
Custom Extension Packaging
We can package the extension with your organization's branding, pre-configured settings, and locked-down policies.
Custom branding and icons
Pre-configured API credentials
Enforced site restrictions
Locked anonymization methods
Mandatory encryption keys
Disabled user overrides
Silent installation support
Automatic updates from your server
Current & Planned Features
The extension is actively developed with new features planned based on user feedback
Currently Available (v2.0.1)
- Text message anonymization
- File anonymization (.txt, .md, .csv, .json, .xml, .yaml)
- 5 anonymization methods
- Real-time response decryption
- 85+ country presets
- 48 language support
- Encryption key management
- Toggle original/encrypted view
Planned (Roadmap)
- All file formats (PDF, DOCX, XLSX) like Desktop App
- Batch file processing
- Image anonymization
- Chrome Web Store publication
- Firefox and Edge extensions
- More AI platform connectors
- Offline mode with local cache
- Advanced analytics dashboard
Powered by the Same API
The Chrome Extension uses exactly the same API as our other products. If you're already using cloak.business, the extension works with your existing presets, encryption keys, and settings.
Desktop App
Secure file handling with vault encryption. Same presets, same keys.
Office Add-in
Anonymize directly in Word. Syncs with your account settings.
REST API
Build custom integrations. Same endpoints the extension uses.
48-Language Detection
PII detection in 48 languages with country-specific formats.
Download the Chrome Extension
Install the extension in Chrome developer mode. Chrome Web Store publication is coming soon.
Download Extension (.zip)Installation Steps
- 1
Download the .zip file using the button above
- 2
Unzip the file to a folder on your computer
- 3
Open chrome://extensions in your Chrome browser
- 4
Enable "Developer mode" using the toggle in the top right corner
- 5
Click "Load unpacked" and select the unzipped folder
Note: Developer mode extensions do not auto-update. Check back for new versions or wait for the Chrome Web Store release.
要件
対応ブラウザ
- Google Chrome(バージョン96以上)
- Microsoft Edge(Chromiumベース)
- Brave Browser
- その他Chromium系ブラウザ
必要なもの
- cloak.businessアカウント(無料・有料どちらも可)
- アカウント設定から取得したAPIトークン
- APIアクセス用インターネット接続
よくあるご質問
対応AIプラットフォームは?
ChatGPT、Claude、Gemini、DeepSeek、Perplexity、Abacus.ai。すべてのプラットフォームで送信前にリアルタイムでメッセージをインターセプトします。
拡張機能のインストール方法は?
Chrome拡張機能は現在プレビュー提供中です。アクセス希望の方はご連絡ください。インストール後は、対応AIプラットフォームで自動的に動作します。
EdgeやBraveでも使えますか?
はい。Google Chrome 96以上、Microsoft Edge、Brave BrowserなどChromium系ブラウザに対応しています。
1メッセージあたりの文字数制限は?
1メッセージ最大3,998文字まで対応。長文の場合はWebアプリやAPIをご利用ください(無制限対応)。
拡張機能は無料ですか?
拡張機能はcloak.businessアカウントのトークンを利用します。無料プラン(200トークン/月)でも利用可能。追加サブスクリプション不要です。