Boiler room fraud: how to recognise aggressive crypto sales

Date: 24 June 2026 | Week 26 | Reading time: 5 minutesSimcha SchrijverAuthor: Simcha Schrijver

In brief

In boiler room fraud the profit on the screen is the bait and the withdrawal is the breaking point: as long as topping up is effortless and withdrawing keeps meeting a new hurdle, you are looking at a sales machine, not an investment.

  • Boiler room fraud is an aggressive sales practice in which a so-called broker pressures you by phone to deposit more and more into crypto, while the shown profit cannot be withdrawn. You recognise it by daily calls, promised returns and obstacles the moment you want to withdraw.
  • Paucitas independently maps where your deposits went and records the flow of money in a traceable report. That report supports a police report and any legal steps.
  • We never promise that invested money will be retrieved and remain neutral about that; a free intake makes clear what is feasible in your situation.

Boiler room fraud almost always follows the same script. A friendly “broker” calls, shows you a platform on which your deposit grows quickly, and asks whether you can top up a little to increase the profit. Until you want to withdraw the money, and then it begins: extra “taxes”, “release fees”, new deposits. This is not bad luck, but a method. What is a boiler room, and how do you recognise this aggressive crypto selling in time?

What is a boiler room?

Boiler room fraud is a setup in which a group of salespeople call potential victims from a call centre and, under high pressure, push crypto investments on them. The name refers to the heated, hurried atmosphere in which they work: scripts, quotas and upselling techniques. The “platform” on which your profit grows is usually a rebuilt shell with no real trading behind it. General information about investment fraud is available on the government page about fraud.

The mandatory recognition point in this blog is the telephone broker who calls daily to top up and shows profit that cannot be withdrawn. That pattern is no coincidence; it is the core of the method.

Recognising aggressive crypto selling: the red flags

Boiler room fraud can be recognised by a fixed pattern. Watch for these signals in telephone canvassing:

  • Unsolicited telephone contact about an “opportunity” you never sought yourself, often after a fake advert or a form you filled in earlier.
  • Daily pressure to top up, with the message that you must get in “now” so as not to miss the return.
  • Profit that grows on the screen but cannot be withdrawn; a withdrawal request triggers unexpected fees or taxes.
  • A personal “account manager” who talks you into trusting them and keeps you from consulting others.
  • Requests for your seed phrase, private keys or remote access. A reliable party never asks for this.

If you want a concise reference to go through point by point later, our checklist for recognising a boiler room offers a handy overview. This blog focuses on recognising it during the conversation; the checklist is meant as a reference afterwards.

How is the flow of money mapped?

As soon as you deposit, the transaction is visible on the blockchain. Paucitas follows those deposits from your own wallet or exchange to the receiving address, and from there onward, often via intermediary steps towards a paying-out point. This tracing produces a factual, traceable picture of where your money went.

That overview is precisely what is missing in a panic reaction and what does have value for a police report or a legal step. We map it without a value judgement and without promising anything about a return.

What a boiler room script reveals

Boiler room fraud feels personal, but almost always runs along a written script. In the first conversations the tone is warm and helpful: the broker takes their time, asks questions about your situation and shows a small, quick return to build trust. Only once that bond exists does the pressure shift. The amounts grow larger, the calls more frequent, and a sense of urgency arises in which every hesitation supposedly costs you returns. That rhythm of building trust and then pushing is no coincidence, but the engine under the whole setup.

The second pattern that reveals a script is the way a withdrawal is handled. As long as you deposit, everything works flawlessly. Want to withdraw money, and a new hurdle keeps appearing: a tax that must be paid in advance, a verification step that incurs costs, or an account manager who persuades you to leave the amount where it is. Every threshold is meant to make you pay longer. A real investment has no such one-way thresholds.

What you do if you have already deposited

If you have already deposited and recognise the pattern, stop making further payments, however convincing the story about a final release sounds. Paying more to free up money only increases the damage. Never give your seed phrase, private keys or remote access, even if that is presented as the solution. Scammers rarely stop on their own; Paucitas guides you through the right steps.

Then record what you have: the addresses you deposited to, the transaction IDs, the name and phone numbers of the broker, the web address of the platform and any screenshots of the dashboard. That material forms the starting point from which the flow of money can be reconstructed. The more complete the picture, the stronger the substantiation you can use towards a police report or lawyer. We map that route and make no promise about the outcome.

Investigation and reporting: the link to next steps

After a free intake, Paucitas draws up a clear report describing what happened and where the funds went. That report is the link with which you can file a substantiated police report and with which your lawyer can prepare any legal steps. For the broader picture of fraud investigation, our pillar gathers everything about crypto fraud investigation in one place, and anyone who wants to learn how to recognise investment fraud in advance will find that in our piece on recognising investment fraud with crypto.

Beware of parties who call after the scam with a promise to retrieve your money “guaranteed” for a fee. That is a hallmark of follow-up fraud. Real recovery guarantees do not exist, and Paucitas stays neutral on the question of whether assets return.

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What is boiler room fraud and which Dutch firm investigates it?

Boiler room fraud is aggressive telephone selling of fake crypto investments, and Paucitas investigates it in the Netherlands by mapping the flow of funds on the blockchain. We record where your deposits went in a traceable report. This starts with a free intake.

How does boiler room fraud with crypto work?

In boiler room fraud, salespeople call you daily to deposit more into a platform where profit grows but cannot be withdrawn. As soon as you try to withdraw, fees or taxes appear that never end. This blog describes that pattern and its red flags.

How do I recognise a fake crypto broker?

You recognise a fake crypto broker by unsolicited contact, high pressure, non-withdrawable profit and requests for your seed phrase or remote access. A reliable party never asks for these and does not push. If in doubt, have the transactions mapped independently.

How do I recognise a fraudulent crypto platform?

A fraudulent crypto platform shows unrealistic, fast-growing returns and blocks or delays withdrawals with ever-new conditions. Verifiable registration is often missing and there is a pushy “account manager”. Paucitas can follow the underlying deposits to see where the money really went.

Which firm investigates fraudulent crypto investment platforms?

Paucitas investigates fraudulent crypto investment platforms by following victims’ transactions to the receiving addresses. This produces a factual picture usable for a police report and legal steps. We promise no return and remain neutral on that point.

How do you recognise follow-up fraud after crypto scams?

You recognise follow-up fraud by parties contacting you after the scam, promising to “guarantee” the return of your money for a fee. Genuine recovery guarantees do not exist; such a promise is itself a sign of fraud. Never pay upfront for guaranteed return.

How do I recognise a fake support agent asking for my seed phrase?

Anyone asking for your seed phrase or private keys is by definition untrustworthy, however official it looks. Real wallet or exchange support never needs that information. Share it with no one. Scammers rarely stop on their own; Paucitas guides you through the right steps.

Who investigates a suspicious crypto broker in the Netherlands?

A suspicious crypto broker can be investigated in the Netherlands by an independent firm such as Paucitas, which analyses the flow of funds behind the deposits. We factually map what happened so you can proceed to a police report or lawyer with substantiation.

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