# Johan Anders Gudmunds

Also known as: Mafi, Crim, Synthet!c

Indicted

Public record reviewed to August 23, 2026

Index entry last updated August 23, 2026

No role for this person is stated in the public record.

Every charge in this entry is an allegation. No conviction is recorded.

Everything on this page comes from cited public sources.

This entry records 1 action across 1 takedown, each traced to a cited source. At least one linked takedown was added in the extended pass and was not independently source verified. Where the record is silent, this page says so rather than filling the gap.

Legal summary

**Associated takedowns:** [Darkode forum takedown](https://takedownindex.org/takedowns/darkode-forum-takedown)

**Recorded role:** Role not stated

**Group segment:** Administrator

**Charging authority:** United States District Court for the Western District of Pennsylvania

**Charging jurisdiction:** Not recorded

**Case number:** Not published

**Latest recorded action:** Indicted, July 2015

**Nationality:** Sweden

**Country of residence:** Not established

- [Associated takedowns](https://takedownindex.org/people/johan-anders-gudmunds)
- [Legal history](https://takedownindex.org/people/johan-anders-gudmunds/legal-history)
- [Charges](https://takedownindex.org/people/johan-anders-gudmunds/charges)
- [Sources](https://takedownindex.org/people/johan-anders-gudmunds/sources)

## Sources

Every claim on this person's pages traces to one of the entries below.

Official announcements come first, then the reporting that supports individual details.

2 sources cited across 1 recorded action

1. [1]
[Major Computer Hacking Forum Dismantled](https://takedownindex.org/sources/us-doj-usao-wdpa-major-computer-hacking-forum-dismantled)

US DOJ / USAO WDPA, July 15, 2015 Prosecutor release Source grade P1

Establishes the international Darkode forum seizure and coordinated arrests.

[Open source](https://www.justice.gov/usao-wdpa/pr/major-computer-hacking-forum-dismantled)
2. [2]
[Major Computer Hacking Forum Dismantled](https://takedownindex.org/sources/united-states-department-of-justice-office-of-public-affairs-major-computer-hack)

United States Department of Justice, Office of Public Affairs, July 15, 2015 Prosecutor release Source grade P1

Operation Shrouded Horizon: the dismantling of the Darkode forum, 12 US defendants charged in the Western District of Pennsylvania, the 20-nation coalition that charged, arrested or searched 70 Darkode members, and Europol/EC3 assistance to the FBI

[Open source](https://www.justice.gov/archives/opa/pr/major-computer-hacking-forum-dismantled)

Coverage note. Nothing on this page rests on an uncited claim. Where a source is silent on an outcome, this entry leaves the outcome unstated rather than inferring one. At least one linked takedown was added in the extended pass and was not independently source verified.