Deepfake Protection for Executives & Principals

The fraud no longer arrives by email. It calls. The voice is yours — the cadence, the accent, the small impatience your staff know to obey. It asks the family office to release a payment, quietly, before close. By the time anyone questions it, the wire has cleared three jurisdictions.

This is not a future risk. It is a Tuesday. Generative AI has turned impersonation of the principal into the single most profitable attack against the wealthy — because it bypasses every firewall by walking through the one door always left open: trust in a familiar voice.

That last gap — worried, but unable to catch it — is the entire opportunity for the attacker. Awareness is not defence. A convincing fake defeats a cautious human every time. The answer is not a sharper assistant; it is a protocol that does not depend on anyone being fooled or not fooled.

How the impersonation actually works

The clone

A short audio sample trains a voice model. A few photographs build a video avatar. Neither requires skill or money. Your public profile — the very visibility that built your name — is the raw material.

The pretext

AI assembles the context: who reports to you, how you phrase requests, when you travel, which counsel handles your transfers. The call references real people and real deals. It is plausible because it is researched.

The pressure

Urgency and discretion are manufactured together: “Handle this now, and keep it between us.” The two instructions an employee is least likely to challenge from a principal.

You cannot train your way out of a perfect fake. You can only build a system where a fake is not enough.

The private standard that stops it

Obsidian Helm installs, for the principal and everyone who acts on their word, a defence that assumes the voice may be fake — and makes that irrelevant:

• Out-of-band verification. No payment, transfer or access change is ever executed on a call or message alone. A pre-agreed callback, challenge phrase or code confirms identity through a separate channel.
• Household & office protocol. Family, assistants, captains and counsel are trained on one rule, simple enough to never be skipped: verify, then act.
• Impersonation monitoring. We watch for cloned profiles, spoofed accounts and fraudulent use of your name and likeness.
• Encrypted, verified channels. Private communication where the identity of both parties is cryptographically certain.
• Rapid response. A named senior operator on a direct line the instant something feels wrong — before, not after, the money moves.

It is one part of our Personal Cybersecurity office, and it pairs naturally with the wider AI-era cybersecurity standard for family offices.

Frequently asked