Duty of confidentiality
Professional confidentiality covers all client information. Sharing it with an external AI provider compromises it.
Legal
The work of a firm or legal department is made of information that cannot be shared: client and counterparty names, facts of a case, terms of a transaction. NiuCore lets you apply advanced AI models to that work by replacing sensitive data before it reaches the model provider.

The challenge
Not for lack of usefulness, but because of the duty of confidentiality.
Professional confidentiality covers all client information. Sharing it with an external AI provider compromises it.
Lawyers already use AI tools with personal accounts. The firm does not know what client information has left or where it went.
Each lawyer phrases requests their own way. The quality and style of documents depend on individual skill.
The firm's contract templates, opinions and precedents are spread across folders and emails, and are not reused.
Active anonymization
ID numbers, tax IDs, emails and phone numbers are detected by their format. Case numbers, internal matter codes and contract references are protected with patterns the firm defines once. Client, counterparty and company names are suggested by automatic detection, and an administrator confirms them.
Practice areas
Litigation, corporate, employment: each practice area works with its members, its precedent and template libraries, and its rules — for example, always verify citations or do not mention parties outside the area. A sensitive matter can be restricted to a private area with the assigned lawyers.
Applications
Illustrative examples.
Contracts, communications and briefs from the firm's templates, for review by the responsible lawyer.
Checking a contract against the firm's checklist and flagging missing or unusual clauses.
Summary and chronology of facts from a matter's documents.
Finding precedents, opinions and templates in the internal libraries.
Status reports and follow-up emails in the firm's tone.
Usage by lawyer and practice area to size the investment.
Scope
NiuCore prepares drafts, summaries and analyses that require review by the responsible professional. AI models can produce inaccurate citations or references: every legal citation must be checked at its source. Anonymization reduces the exposure of sensitive information; it does not replace the firm's confidentiality policies or guarantee regulatory compliance.
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