Emails and AI data leakage: what a pasted email gives away in ChatGPT or Claude.
Emails are the easiest document to paste into an AI tool, because the task is so small: tighten this, make it kinder, check the tone. An email carries more than its message. It carries the sender and recipient, signatures, the earlier messages quoted beneath it and the names of attachments. These pages mark up real emails across professions, one item at a time.
Accountants
A tax file number, a debt, a hardship story and an ATO reference, in one email that is drafted under pressure.
See what leaves → The payroll query emailEmployee names, tax file numbers, pay rates and super funds. The people leaked are the client’s staff, who never agreed to anything.
See what leaves → The client query emailMissing documents, queried figures, questioned deductions and a client’s circumstances, in the most routine email the firm sends.
See what leaves → The FBT query emailA named employee, his weekend habits, a director’s new car and a client’s cash worries, around a generic question.
See what leaves →Law firms
The other side’s position, counsel’s view, the costs so far and the next move, in the most routine email the firm sends.
See what leaves → The without-prejudice settlement emailThe offer, the reasoning, the pressure points and the walk-away figure. The firm’s negotiating hand, mid-negotiation.
See what leaves → The letter to the other sideEveryone named, the client’s position stated, documents demanded. Open correspondence, drafted from a privileged file.
See what leaves → The conveyancing settlement emailPurchase price, bank details, identity documents and the settlement date. Everything a payment redirection fraud needs, in one email.
See what leaves →Financial advisers
Holdings, the loss, the advice to hold, and what the client did last time. Written fast, to be calm.
See what leaves → The email to the insurerDiagnosis, medication, the specialist, the dates, the occupation and the sum insured. The most medical email an adviser writes.
See what leaves → The death notification emailThe illness, the policy number and sum insured, the widow, the executor and the account for payment. Written in the first week of a family’s grief.
See what leaves → The lapsed policy reinstatement emailThe lapse, the money trouble behind it, the surgery and tablets since, the income and the adviser’s frank view of what the client must disclose.
See what leaves →Insurance brokers
Financials, directors, claims, security, contracts and the pitch. Everything the underwriter needs, which is everything.
See what leaves → The claims email to a clientThe insurer’s position, the indemnity problem, a lapsed policy, the director’s personal exposure and the advice. The email nobody wants to write.
See what leaves → The premium funding applicationBank details, directors’ identities, premiums and a payment schedule. A finance application, drafted as a routine email.
See what leaves → The certificate of currency requestA new contract, the cover the head contractor demands, a lapse in workers compensation and what the client must disclose.
See what leaves →Aged care
The fall, the hospital, the medications, a behaviour change and the conversation nobody wants to have, written to a daughter.
See what leaves → The email to Services AustraliaCentrelink identifiers, the pension, the assets, a disputed valuation and the family story behind it, in an email to government.
See what leaves →Mortgage brokers
The applicants, the deal, income, a family gift, a late payment, an earlier decline and the broker’s candid aside. The pitch, before the lender sees it.
See what leaves → The pre-approval email to clientsThe lender, the amount, the conditions, the savings advice and a private plan mentioned on a call. Good news, with the clients’ whole position in it.
See what leaves → The declined application emailThe decline reason, the credit enquiry, an admitted error and the plan B. The worst day of the application, in writing.
See what leaves →Healthcare
General practitioners (GPs)
Dental practices
Conveyancers
Migration agents
The company’s tax arrangement, the worker’s salary and visa expiry, and a request for the director’s photo ID. Two parties’ secrets in one email.
See what leaves → The police check and health examination emailWhich certificates, whose HAP ID, the child’s clinic appointment and a conviction the family would rather not discuss. A checklist that names names.
See what leaves →Real estate agents
The offer, the buyers’ finance and circumstances, the other buyers and the agent’s advice, in one email.
See what leaves → The vendor update emailNamed buyers and their feedback, the offers, a pest report, the reserve and the vendors’ own circumstances.
See what leaves →NDIS providers
Recruiters
Common questions
Is it safe to put an email into ChatGPT or Claude?
Do ChatGPT and Claude use the information in an email?
Can I remove the names from an email before using ChatGPT or Claude?
How can a practice use AI on emails without sending them to ChatGPT or Claude?
What do the pages about emails show?
Are the example emails real?
Which professions are covered?
See Dominion answering from your own documents.
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