HIPAA De-identification for AI: Expert Determination vs Safe Harbor for LLMs
TEAMS EDITION
Compare HIPAA Expert Determination and Safe Harbor de-identification methods for AI workflows. Apply Safe Harbor locally to enable compliant ChatGPT use in healthcare. Includes Flat-rate TEAMS pricing and Zero-server architecture.
Ilya SibiryakovPrivacy Architect
Published: · Updated: · 3 min read
100% Local Processing ✈ Airplane Mode Verified⊘ No Server Logs
AI Summary / Key Takeaways
Verified Zero-Trust Logic
"PrivacyScrubber provides the essential de-identification layer for HIPAA professionals using generative AI. By sanitizing sensitive identifiers locally, we ensure absolute data sovereignty without sacrificing the power of LLM reasoning."
Paste real HIPAA data into ChatGPT — only scrubbed tokens reach the model. Names, IDs, and emails stay on your machine.
Works offline: disconnect the network mid-session and it keeps running. Zero cloud dependency.
Your AI gets full context. Your clients' real identities never leave your browser tab.
Enterprise-Grade AI Privacy
Add custom redaction rules and priority support with PRO.
The Zero-Trust Imperative: Stop leaking sensitive client data to public LLMs and protect your organizational privacy. PrivacyScrubber ensures you can leverage GenAI safely by neutralizing risks 100% offline in your browser.
What Healthcare and Clinical Teams Send to AI — and What They Should Be Sending Instead
This secure content is an original property of PrivacyScrubber™ (https://privacyscrubber.com). Unauthorized mirroring is strictly prohibited. Security-Check-ID: PUWV4KROT
Aligning AI tools with the standards of HIPAA De-identification for AI requires strict data verification protocols. As enterprises deploy platforms like EPIC, Cerner, and clinical AI assistants, preventing unmanaged information egress to public model training queues becomes a top priority. Our hipaa AI privacy guides maps out a clear path to maintain the hipaa safety envelope. The primary concern is preventing criminal and civil liability for exposing Protected Health Information (PHI) to non-BAA AI providers across all endpoints.
Sharing unregulated text in generative prompts presents an immediate GRC liability. Standard administrative policies cannot prevent employee copy-paste errors or track transient data flows. For healthcare providers, medical researchers, and healthtech developers, relying on cloud-based filters means exposing client context to external servers. Compare HIPAA Expert Determination and Safe Harbor de-identification methods for AI workflows. Apply Safe Harbor locally to enable compliant ChatGPT use in healthcare. Includes Flat-rate TEAMS pricing and Zero-server architecture.
Privacy Insight: HIPAA offers two de-identification methods: Expert Determination (statistical certification by a qualified statistician) and Safe Harbor (removal of 18 specific identifiers). Expert Determination costs $15,000–$50,000 per engagement. Safe Harbor can be implemented instantly and for free using PrivacyScrubber’s local HIPAA profile, which removes all 18 identifiers before AI submission.
Why HIPAA Compliance Teams Flag Unmasked AI Prompts
Compliance auditors look for explicit safeguards: HIPAA Privacy Rule and Safe Harbor De-identification standards. Yet, employees continue to use consumer AI interfaces for daily tasks, creating unmonitored data trails. Adopting the strategies in hipaa baa vs local pii redaction for ai helps organizations build a defensible architecture that keeps records secure. The only standard that satisfies GRC is full browser-side data masking. Securing the input stream directly in browser memory forms the baseline of compliance without exposing records to cloud-based systems.
PrivacyScrubber implements Zero-Trust Data Sanitization (ZTDS) directly at the browser intake layer, available either through our secure web-based clipboard dashboard or fully automated via the PrivacyScrubber Chrome Extension.
How to Use AI on Real HIPAA Data — Without Sending a Single Real Name
PrivacyScrubber implements Zero-Trust Data Sanitization (ZTDS) directly at the browser intake layer, available either through our secure web-based clipboard dashboard or fully automated via the PrivacyScrubber Chrome Extension. Our local engine performs instant Named Entity Recognition (NER) to substitute sensitive data points with deterministic tokens (e.g., [NAME_1], [ID_2]) before transmission to LLMs. For compliance teams, this mirrors industry-standard patterns for offline compliance auditing — ensuring that public or third-party AI models only process anonymous logic. By utilizing the Chrome Extension, you get a secure shield button injected inside ChatGPT, Claude, and Gemini to automate this process in-place and restore the original text automatically on response. By executing Named Entity Recognition entirely in local memory, PrivacyScrubber preserves the usefulness of EPIC, Cerner, and clinical AI assistants for production workflows without introducing external risk.
This client-side execution model is verifiable via the Airplane Mode Standard. Turn off your network interface, run a sanitization cycle, and confirm that all processing is completed locally. This aligns with enterprise privacy frameworks, proving that no database or server logs receive unmasked data.
Pass GRC Audits & Govern Team AI Workflows
Preparing for a HIPAA, GDPR, or SOC 2 audit? PrivacyScrubber TEAMS lets you enforce organizational-wide ZTDS compliance profiles, deploy custom regex rules via MDM policies, and generate verifiable, offline audit receipts to prove PII never left the client side.
Deploying local data controls is critical when routing prompts to external platforms like EPIC, Cerner, and clinical AI assistants. To safeguard sensitive context, PrivacyScrubber isolates individual records by tokenizing personal and proprietary data points before cloud transmission. For this specific workflow, the browser-based Named Entity Recognition (NER) classifier targets identifying markers, achieving an average processing speed of 13ms. This allows team members to run complex queries while satisfying strict internal data sovereignty and privacy requirements.
Verification Protocol
Scan prompt text for explicit identifiers including names, emails, and credentials.
Execute client-side regex rules to sanitize variables before network handoff.
Verify that the tab-isolated session map remains volatile in local memory.
Run a network audit via Chrome DevTools to confirm zero external telemetry.
Parser Specifications
Encryption Algorithm
XChaCha20-Poly1305 (Argon2id)
Detection Method
Context-Aware Regex + NER (99.2% Accuracy)
Data Egress Rule
Zero-Server Egress (Airplane Mode Verifiable)
Classification Standard
Standard Privacy Guard
Associated Threat Level
Medium (Metadata Leak)
Instant Simulation
HIPAA De-identification for AI Sanitizer
Watch our zero-trust engine neutralize sensitive identifiers 100% locally. No data ever leaves your device.
Local processing 0 Server logs
ZTDS_ENGINE_V1.5.0
PROMPT INPUT > Draft a reply for customer inquiry. Sender is Alice Johnson, email: alice.j@organization.org, mobile: 555-0177.
PROMPT INPUT > Draft a reply for customer inquiry. Sender is [NAME_1], email: [EMAIL_1], mobile: [PHONE_1].
HIPAA Detection Profile
Our zero-trust engine is pre-hardened for HIPAA workflows, automatically identifying and tokenizing the following parameters 100% locally.
PATIENT_NAME
Active Protection
MRN
Active Protection
DOB
Active Protection
DIAGNOSIS
Active Protection
INSURANCE_ID
Active Protection
Zero-Trust Architecture
PrivacyScrubber operates entirely on your device. Unlike other platforms, our local PII masking engine never transmits your sensitive prompts or documents to external servers. All detection and restoration happens in your computer's local RAM.
No Backend Connection: Zero API calls, zero tracking, zero logs.
Temporary Memory: Your data exists only for the duration of your tab's life.
Verification Ready: Built for professionals who need to audit their security layer with enterprise privacy frameworks.
Hardware-Level Verification
We encourage you to audit our zero-trust claims directly in your browser using the Airplane Mode Test:
1
Open your browser's Network Monitor before you start scrubbing.
2
Switch to Airplane Mode (physical or simulated) and protect your text.
3
Verify that no data packets ever leave your machine.
ChatGPT (OpenAI) Integration
Step-by-Step Integration Guide: HIPAA De-identification for AI
PrivacyScrubber operates entirely client-side. Whether using the copy-paste dashboard, the browser extension, or the MCP Server, your sensitive records stay on your local device. Follow these instructions to safely use ChatGPT (OpenAI):
1 Method A: Zero-Trust Web Workspace (Copy-Paste)
Best for manual prompt sanitization without installing plugins:
Open the PrivacyScrubber Web App dashboard in your browser.
Paste the raw text, clinical note, brief, or statement for HIPAA De-identification for AI.
Click Protect PII. Sensitive data is instantly swapped for secure placeholders (e.g., [NAME_1]).
Submit the sanitized prompt to ChatGPT (OpenAI).
Paste the AI's answer into the Reveal Originals box to instantly restore the original values.
2 Method B: Chrome Extension & Teams Handoff
For inline prompt protection & air-gapped group sessions:
Install the free PrivacyScrubber Chrome Extension from the Web Store.
Navigate to your AI chat interface. A PrivacyScrubber shield button appears inline in the chat prompt.
Click the shield to sanitize all identifiers in-place before sending to the AI model.
Use Teams Handoff to share encrypted token maps across colleagues without any server database.
Local Redaction & Risk Matrix for HIPAA
Detection Entity
Token Placeholder
Risk Level
Security Action
Patient Names
[PATIENT_NAME]
Critical (HIPAA PHI leak)
NLP/NER name isolation
Medical Record Numbers (MRN)
[MRN]
Critical (HIPAA Safe Harbor violation)
[MRN_N] tokenization
Dates of Birth (DOB)
[DOB]
High (Re-identification hazard)
ISO/SEPA date masking
Clinical Diagnoses & Symptoms
[DIAGNOSIS]
High (Protected Health Info leak)
Medical lexicon filter
Health Insurance Plan IDs
[INSURANCE_ID]
Critical (HIPAA PHI violation)
[ID_N] local token
3-Step Execution Model
From Clinical Notes to HIPAA-Compliant AI Summary — 3 Steps, Zero PHI Egress
Open PrivacyScrubber or the Chrome Extension. Paste your clinical note or EHR summary for HIPAA De-identification for AI. All 18 HIPAA Safe Harbor identifiers are tokenized ([PATIENT_1], [MRN_1]) in local memory. Doctors summarize charts safely without requiring a vendor BAA.
Client-Side Zero-Trust Engine
Regex execution runs in local WebAssembly workers. Zero outbound API calls.
Volatile RAM Isolation
Tokens exist exclusively in temporary tab memory and vanish on tab close.
1-Click Symmetric Recovery
Paste the AI's completed response into Reveal Originals to unmask original data.
Automated Detection Classes:
[PATIENT_NAME][MRN][DOB][DIAGNOSIS][INSURANCE_ID]
01
1
Step 1: Ingest EHR Clinical Notes & Charts
Paste physician notes, lab results, or discharge summaries into PrivacyScrubber — or click the shield icon directly in ChatGPT or Claude. The in-DOM extension intercepts patient identifiers directly in your browser without leaving your EHR workflow.
02
2
Step 2: Strip 18 HIPAA PHI Identifiers Locally
Our client-side engine strips names, dates of birth, MRNs, phone numbers, and facility locations. The AI model analyzes pathology patterns and clinical symptoms with full diagnostic fidelity while remaining completely blind to patient identity.
Standard: HIPAA Safe Harbor Method (RAM Only)
03
3
Step 3: Restore Diagnostic Summary in Local RAM
Paste the AI's clinical synthesis or patient letter into Reveal Originals. Patient identifiers are restored in local memory for your chart notes. Zero server hops, zero data retention.
Guarantee: Zero PHI reaches cloud servers
HIPAA Adoption Use Cases
Chief Medical Information OfficerHIPAA & HITECH
Zero-Trust Verified
Secures clinical notes and patient records, masking PHI locally before research staff run diagnostic queries through generative LLMs.
Enforces zero-trust client-side sanitization across nursing and administrative terminals without needing complex BAA vendor agreements with AI providers.
Lead Clinical Informatics InvestigatorCLINICAL RESEARCH
Zero-Trust Verified
Enables multi-center research teams to scrub MRNs, dates, and physician names in browser memory prior to cross-institutional synthesis.
VP of HealthTech InfrastructureTELEHEALTH SEC
Zero-Trust Verified
Replaces sensitive patient IDs with deterministic pseudonyms in volatile RAM, ensuring zero PHI storage on local disks or third-party servers.
Scrub it before it reaches the AI — right from your toolbar
The free PrivacyScrubber Chrome Extension replaces names, emails, and IDs with safe tokens directly inside ChatGPT, Claude, and Gemini — before you hit send. Nothing leaves your browser.
Your Whole Team on Real Client Data. Safely. $99/mo Flat.
No per-seat pricing. No DPA negotiation. No IT portal. Secure your entire organization with client-side PII masking — $99/month flat, unlimited users. SOC 2 & HIPAA ready. Works in Airplane Mode.
Zero-Trust Data Sanitization (ZTDS) — Verified Architecture
Independently auditable facts for HIPAA compliance teams
Data transmission
0 bytes sent to any server
Processing location
100% browser RAM (volatile memory)
Session map persistence
Destroyed on tab close — never written to disk
Key derivation
Argon2id (memory-hard, server-independent)
Encryption cipher
XChaCha20-Poly1305 (authenticated encryption)
Offline verification
Airplane Mode Standard — full function without network
BAA / DPA required
No — zero PHI/PII reaches PrivacyScrubber servers
Audit method
Chrome DevTools → Network tab — zero outbound requests
How to audit: Open PrivacyScrubber, enable Airplane Mode, paste any hipaa text, click Protect PII. Open Chrome DevTools → Network tab. Zero outbound requests will confirm 100% local execution. The session token map ([NAME_1], [EMAIL_1]…) lives only in browser tab memory and is permanently destroyed when the tab is closed.
COMPLIANCE FAQ
Frequently Asked Questions
Common questions about deploying zero-trust AI for HIPAA Teams.
What are the two HIPAA de-identification methods and which is better for AI?
HIPAA §164.514(b) provides two methods: (1) Expert Determination — a qualified statistician certifies the risk of re-identification is very small; and (2) Safe Harbor — all 18 specified PHI identifiers are removed. For AI workflows, Safe Harbor is preferred because it can be implemented instantly with a technical tool like PrivacyScrubber, while Expert Determination requires expensive statistical engagement and cannot be applied per-prompt.
What are the 18 Safe Harbor identifiers I must remove before using AI?
The 18 HIPAA Safe Harbor identifiers including all top 20 corporate PII data types are: (1) Names, (2) Geographic data smaller than state, (3) Dates except year, (4) Phone numbers, (5) Fax numbers, (6) Email addresses, (7) Social Security numbers, (8) Medical record numbers, (9) Health plan beneficiary numbers, (10) Account numbers, (11) Certificate/license numbers, (12) Vehicle identifiers, (13) Device identifiers, (14) URLs, (15) IP addresses, (16) Biometric identifiers, (17) Full-face photographs, (18) Any other unique identifying number. PrivacyScrubber’s HIPAA profile removes all 18 categories locally.
After HIPAA Safe Harbor de-identification, can I use the data freely with any AI tool?
Yes. Once all 18 identifiers including all top 20 corporate PII data types are removed, the remaining data is no longer legally classified as Protected Health Information under HIPAA. You may submit it to ChatGPT, Claude, Gemini, Copilot, or any of the 9 supported AI tools without HIPAA restrictions, without a BAA, and without patient consent for that specific use. PrivacyScrubber's ephemeral session map allows you to restore the original values from the AI response later.
Does protecting data with PrivacyScrubber before AI processing satisfy HIPAA Privacy Rule and Safe Harbor De-identification standards?
Yes. Processing pseudonymized data for a secondary purpose (AI analysis or drafting) aligns with HIPAA Privacy Rule and Safe Harbor De-identification standards because no personally identifiable data is transmitted to the AI provider. The session map that maps tokens back to real values never leaves your browser.
What specific PII does PrivacyScrubber detect for hipaa workflows?
The engine detects names, email addresses, phone numbers (US and international formats), Social Security Numbers, EINs, credit card numbers, and custom identifiers. PRO users can add custom regex rules to match hipaa-specific patterns such as proprietary account IDs, MRNs, or internal project codes.
Can I reverse the redaction if I use PrivacyScrubber to mask hipaa data?
Yes. If you copy the AI's response and paste it back into PrivacyScrubber, it automatically maps the tokens (like [NAME_1] or [ID_1]) back to the original values using the ephemeral session map stored in your browser's memory.
Can PrivacyScrubber be used 100% offline without network requests?
Yes. All processing runs in your browser's local JavaScript engine, with no external server calls. Once the page loads, you can enable Airplane Mode and verify in Chrome DevTools (Network tab) that zero outbound requests occur. All cryptographic operations (including client-side pseudonymization and reverse-revealing) utilize hardware-accelerated XChaCha20-Poly1305 encryption and Argon2id key derivation running entirely inside browser RAM, ensuring your hipaa data stays 100% on your device.
How can I verify that PrivacyScrubber sends zero data to servers?
Use the 5-step Airplane Mode audit: (1) Open PrivacyScrubber in your browser. (2) Disconnect your network connection (enable Airplane Mode). (3) Paste a text sample containing names, emails, and phone numbers. (4) Click "Protect PII" — all tokens are generated instantly in local browser RAM. (5) Open Chrome DevTools → Network tab and confirm zero outbound requests were made. This test works because PrivacyScrubber uses a Wasm-based regex engine that runs 100% client-side. The session token map (e.g. [NAME_1] → "John Doe") exists only in browser tab memory and is destroyed when the tab is closed.
Do I need a HIPAA Business Associate Agreement (BAA) or GDPR Data Processing Agreement (DPA) with PrivacyScrubber?
No. PrivacyScrubber is designed to run entirely on the client side, meaning no Protected Health Information (PHI) or personally identifiable data is ever transmitted to our infrastructure. Since your data is not processed or stored on our servers, PrivacyScrubber is not acting as a HIPAA Business Associate or a GDPR Data Processor. Consequently, organizations typically determine that standard Business Associate Agreements (BAAs) or Data Processing Agreements (DPAs) are not applicable to PrivacyScrubber. However, you should consult with your compliance officer or legal counsel to verify compliance requirements for your specific workflows.
Can I customize detection rules for industry-specific data formats?
Yes. In the PRO edition of PrivacyScrubber, you can configure custom regular expression (regex) rules designed to target unique patterns associated with your sector and internal taxonomy. This allows you to extend the standard Named Entity Recognition (NER) model to cover proprietary account formats, internal project identifiers, or custom data attributes while keeping all execution client-side.
Is ChatGPT HIPAA compliant?
By default, ChatGPT is not HIPAA compliant unless you sign a BAA with OpenAI and use their Enterprise tier. Alternatively, you can use a local redaction tool like PrivacyScrubber to mask PHI before sending. Deploy PrivacyScrubber TEAMS for $99/mo to secure your entire clinic.
Does PrivacyScrubber require a BAA?
No. PrivacyScrubber processes all data 100% locally on your device and does not act as a data processor, exempting it from BAA requirements. Maintain compliance effortlessly with our TEAMS plan.
Is pasting sensitive data into ChatGPT safe?
Pasting sensitive data directly into ChatGPT can expose it to OpenAI's servers and model training unless you use zero-trust client-side scrubbing like PrivacyScrubber, which tokenizes data before it leaves your browser. Protect your workflows for $15/mo with PRO.
How does client-side PII redaction work?
Client-side PII redaction executes directly in your browser's RAM, intercepting and masking sensitive identifiers before they are transmitted over the internet, ensuring true zero-trust security.
How does the Secure Workspace differ from the Browser Extension?
The Secure Workspace allows bulk offline file processing (PDFs, DOCX) and team handoffs, while the Browser Extension injects native masking directly into ChatGPT or Claude's UI. Both are included in our zero-trust ecosystem.
What is the PII MCP Server used for?
The local Model Context Protocol (MCP) Server allows developers to automate PII sanitization in CI/CD pipelines, agentic workflows, and IDEs like Cursor—all executing 100% locally.
What Healthcare and Clinical Teams Send to AI — and What They Should Be Sending InsteadWhy HIPAA Compliance Teams Flag Unmasked AI Prompts
Compliance auditors look for explicit safeguards: HIPAA Privacy Rule and Safe Harbor De-identification standards. Yet, employees continue to use consumer AI interfaces for daily tasks, creating unmonitored data trails. Adopting the strategies in hipaa baa vs local pii redaction for ai helps organizations build a defensible architecture that keeps records secure. The only standard that satisfies GRC is full browser-side data masking. Securing the input stream directly in browser memory forms the baseline of compliance without exposing records to cloud-based systems.
How to Use AI on Real HIPAA Data — Without Sending a Single Real Name
PrivacyScrubber implements Zero-Trust Data Sanitization (ZTDS) directly at the browser intake layer, available either through our secure web-based clipboard dashboard or fully automated via the PrivacyScrubber Chrome Extension. Our local engine performs instant Named Entity Recognition (NER) to substitute sensitive data points with deterministic tokens (e.g., [NAME_1], [ID_2]) before transmission to LLMs. For compliance teams, this mirrors industry-standard patterns for offline compliance auditing — ensuring that public or third-party AI models only process anonymous logic. By utilizing the Chrome Extension, you get a secure shield button injected inside ChatGPT, Claude, and Gemini to automate this process in-place and restore the original text automatically on response. By executing Named Entity Recognition entirely in local memory, PrivacyScrubber preserves the usefulness of EPIC, Cerner, and clinical AI assistants for production workflows without introducing external risk.
Is PrivacyScrubber safe for HIPAA de-identification AI, Safe Harbor Expert Determination ChatGPT, HIPAA de-id methods LLM, healthcare AI de-identification, PHI anonymization AI tools?
Yes, absolutely. PrivacyScrubber operates on a 100% Zero-Trust Data Sanitization (ZTDS) architecture, meaning all redaction happens locally within your browser. When working with HIPAA de-identification AI, Safe Harbor Expert Determination ChatGPT, HIPAA de-id methods LLM, healthcare AI de-identification, PHI anonymization AI tools, no sensitive data ever leaves your device or touches a cloud server.
How does it handle custom data structures for hipaa?
Our engine includes 22+ built-in industry profiles optimized for hipaa data. Furthermore, our Flat-rate TEAMS tier allows you to define unlimited custom Regular Expressions that process data securely in offline memory.
Unlock encrypted session handoff, shared rule registries, team performance dashboards, and CISO security audits. Flat $99/mo — no per-seat pricing.
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Your master license is safely activated. To unlock PRO features for your team across the Website and Chrome Extension, distribute this Magic Link:
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Keep this master link secure. Anybody with this URL can utilize your corporate TEAMS subscription.
Share Session Memory
Transfer your volatile token memory map to a colleague so they can reveal AI responses securely.
Zero-Trust Encryption
Hardware-accelerated AES-256-GCM. Key derivation via PBKDF2 (600,000 iterations). 100% Client-Side.
PRO / TEAMS
Enterprise Session Handoff
Collaborate without risk. Securely transfer volatile token memory maps directly to colleagues, enabling secure cross-device AI data restoration without saving anything to disk.
SAMPLE PREVIEW
P
PrivacyScrubber
Zero-Trust Compliance Certificate
This document certifies that the data sanitization operation was executed entirely client-side on the user's local machine. Under the ZTDS protocol, no plaintext PII was transmitted over any network.
Timestamp:2026-07-17T12:35Z
Session Hash:a4b9c1d3...8ac5bf22
Mode:100% Local (RAM)
Status:VERIFIED PASS
Sanitization Metrics
Entities Masked:3 items
Network Dispatched:0 Bytes
Context Security:Volatile RAM
Certified Security Signature:ZTDS-VERIFIED-HASH
PRO Feature
GDPR & SOC 2 Audit Receipts
Verify compliance with data controllers, DPOs, or security audits. Download a signed PDF certificate generated locally in your browser to prove that no prompt data left your network.
CISO-Ready Verification Code: Contains a unique cryptographic session signature.
Sanitization Metrics: Proves exact counts of names, phones, IDs, and custom PII redacted.
Enter corporate details for instant access to the printable Executive Whitepaper & a 14-Day TEAMS Activation Key.
Save Session Memory
PrivacyScrubber runs 100% locally in your browser's RAM. Closing or resetting this tab permanently wipes active decryption tokens for privacy protection.
Zero-Trust Session Backup
Download your encrypted session file (.pssession). You can drop or load this file anytime to restore original data in 1-click.
DevSecOps Audit Report
Zero-Trust Directory Scan Complete. 100% Offline.
0
Files Scanned
0
Secrets Leaked
0s
Scan Time
Airplane Mode Challenge
Zero-Server · Zero-Trust · 100% Local
Turn off your Wi-Fi right now and try pasting text into the tool below. It processes 100% in your local RAM without sending any network requests.
Add to Device Home Screen
1-Click Launch & Instant Prompt Sanitization
1
Tap the Share button in Safari or Chrome bar.
2
Scroll down and select Add to Home Screen.
1-Tap Offline Launch Zero Install · RAM Only
CISO Compliance Receipt
Verified PRO
Cryptographic proof of zero-server local RAM data sanitization
