← All posts

Inoculation against disinformation

Inoculation No. 1: ‘I Have a Secret Memo’

How a leak-based story works, why even a genuine document can mislead, and what to do about it a month before an election.

In the weeks before an election, one of the most effective tactics needs no budget, organisation or even a lie. It is enough to say: I have a document. The reader does the rest.

The mechanism is simple. The allegation is presented not as an opinion but as a fact someone has already established: a security service, a commission, an authority. You cannot check it because the document is secret and the source must be protected. The accused person’s denial carries no weight, because a guilty person would deny it too. The trap snaps shut: the louder someone defends themselves, the more they resemble the person the allegation says they are.

Sweden has seen this before — and the document was real

On 18 November 1977, Dagens Nyheter published a SÄPO memo written a year earlier by security-service chief Carl Persson. It described former justice minister Lennart Geijer as a potential national-security risk. The service suspected that he had bought sex at a Stockholm brothel whose workers had contacts with KGB officers at the Polish embassy.

What happened next deserves close attention, because this is where the lesson lies.

The memo was genuine. The security service had indeed written it, and publishing it was lawful. Even so, Olof Palme, then opposition leader after the change of government in 1976, and Geijer himself rejected the allegation. The newspaper printed a partial retraction. The affair entered history as a scandal over what had been published, not over what had been proved.

A document’s authenticity and the truth of the claim inside it are two different things. An intelligence memo records a suspicion, not a verdict. Between “the service wrote this down” and “this is true” lies exactly the distance the manipulation asks you not to notice.

What this will look like in your feed in 2026

Expect not a forged paper, but a real one stripped of context.

The typical package is a screenshot in Swedish that most readers cannot understand, a Russian caption telling them what it says, and a link either to a closed Telegram channel or to the “original” in an account created three weeks earlier. A case number, stamp or official’s name may be added for credibility. None of it makes the conclusion more reliable.

Three questions can break the spell in a minute.

Who wrote it, and in what capacity? An analyst’s note, an internal suspicion, a draft report and a court judgment are four different things. The manipulation always translates the first into the fourth.

What does the document literally say, and what appears only in the caption? Read the text, not the framing. If there is no text and only a retelling, you do not have a document. You have someone’s claim about one.

Who benefits from publishing it now? A month before an election, every publication has a timetable. That does not make it false, but it does explain why it appeared today rather than in March.

There is a less obvious point too. A correction almost always arrives later and reaches fewer people than the original allegation; that is what happened in 1977. Protection therefore works only before you have believed the claim. If you have read this far, you already have it.

Related entities