COMPLETE STATIC READING EDITION

Is the laptop real?

DKIM signatures, the FBI’s serial number check and what was never verified

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How it was verified

Signatures, records and a courtroom.

Every Gmail message carries a DKIM signature, a cryptographic seal from Google that breaks if the message is altered. In March 2022 two experts hired by the Washington Post, Matt Green of Johns Hopkins and Jake Williams, verified nearly 22,000 of about 129,000 emails in a copy of the data that way, including messages central to the 2020 stories. Most of the rest could not be checked because the records needed were missing, and neither found clear evidence of tampering. [1]

A forensic firm commissioned by CBS News in November 2022 found no evidence of tampering or of files being created in the copy it reviewed. Earlier, Senate Republicans had matched travel described in the emails to the Secret Service’s own records of Hunter’s trips. [2][5]

The Justice Department settled it in June 2024. At Hunter’s gun trial an FBI agent, Erika Jensen, testified that the laptop’s serial number matched Apple’s records for Hunter’s account. Prosecutors had separately obtained his iCloud backups from Apple with warrants, and they put his messages on screen as evidence. [3][4]

What we can’t tell you. Copies that passed through many hands are a different matter; individual files from them should be checked against verified sets.

The sources

  1. Washington Post, 30 March 2022: Inside the hunt for Hunter Biden’s laptop data (archived copy) ↗

    Two experts verify about 22,000 of the roughly 129,000 emails on a copy of the drive; most could not be checked either way; signs that others had accessed and handled the data.

  2. CBS Mornings: independently commissioned laptop-data review, November 21, 2022 ↗

    CBS reviewed a particular copy supplied by the shop owner’s lawyer. That result is not a forensic certificate for every subsequently circulated archive.

  3. ABC News: FBI testimony and laptop evidence in Hunter Biden’s gun trial, June 2024 ↗

    Read the dated record and its stated scope.

  4. Axios: DOJ filing describes laptop and independently obtained Apple backups, January 2024 ↗

    Read the dated record and its stated scope.

  5. Senators Johnson and Grassley: Secret Service records used to verify laptop content ↗

    Travel records matched to laptop messages.

The other forensics fight

Deleted files and a Russian-owned tool.

Some analysts found more than the main copies contained. Bryan Dimitrelos, a former Secret Service agent who examined a copy for the Washington Examiner, said he recovered tens of thousands of deleted files using Oxygen Forensics software. In 2025 Radio Free Europe reported that the company’s two executives had been charged with lying to the U.S. government about its Russian ownership. That does not show his results were wrong, but it means the tool used to produce them has its own questions. [1]

The Washington Post’s experts found that people other than Hunter had accessed the drive and written files to it, both before and after the first Post stories. That broken chain of custody is why most of the data could not be verified. [2]

What we can’t tell you. Neither analysis has been tested in court.

The sources

  1. Radio Free Europe/Radio Liberty, 2025: Russian forensic software, a hacked phone and the Hunter Biden laptop ↗

    Reporting on the forensic tool used by a private analyst of the laptop data.

  2. Washington Post, 30 March 2022: Inside the hunt for Hunter Biden’s laptop data (archived copy) ↗

    Two experts verify about 22,000 of the roughly 129,000 emails on a copy of the drive; most could not be checked either way; signs that others had accessed and handled the data.

WHAT PEOPLE SAY ABOUT THIS FILE

The claims, rated.

3 claims people make about this file, each rated documented, partly true, disputed, unproven or false. Think a rating is wrong? Use Dispute or Support, or join the Discussion.

All 126 rated claims ↗

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Discussion

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