posted by u/blackout_theory · 13 January 2026, 14:20 · c/CredibleDefense Analysis

Allied F-35 groundings: it is the sustainment chain, not a cyber attack. Explaining ODIN.

▲ 14K6 commentssharesave

Seeing a lot of "US hacked the F-35" takes. That is not what happened and the real thing is worse.

The F-35 is not a plane you own. It is a plane you subscribe to. Three feeds keep a jet legal to fly:

  1. Mission Data Files. Weekly. Tells the sensors what a threat emitter looks like in your region. Stale MDF = degraded threat library, immediately.
  2. Health management. The maintenance system will not release an airframe until a cycle clears against the network. No handshake, no release.
  3. Crypto keys. Rolling, NSA-issued. Mode 5 IFF and secure datalink participation depend on them.

Nobody hacked anything. Somebody in Ohio and Texas revoked five accounts.

The aircraft are fine. They are sitting on the ramp in perfect mechanical condition and they are not legal to launch. That is the entire event.

From the closed record — not known to anyone in this thread

16 January 2026, 12:00 — The carrier is releasedActing officials override the statutory holds. Truman loads out at Norfolk. Naval planners report that surprise no longer exists north of the sixtieth parallel.

10 January 2026, 12:00 — The severanceAt 03:00 on a Friday, engineers at Wright-Patterson revoke access for five allied air forces. By 08:30 GMT the maintenance consoles at RAF Marham start timing out.

6 comments

u/RedTailMx · 8.9K points · 15:02

Maintainer, not on the F-35 but adjacent. This matches everything I have heard. People imagine a big red button. It is a permissions table.

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u/quiet_professional · 6.1K points · 15:20

The permissions table IS the big red button. That is the point everyone keeps missing. It was always the button. It just did not look like one, so nobody negotiated over it.

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u/Delft_ir · 4.8K points · 15:44

Dutch here. Leeuwarden is grounded. What is not being said loudly enough: the aircraft still flying CAP over our own country this morning are Typhoons and Rafales from other people's air forces.

We spent a generation being told sovereignty in air power was an expensive luxury.

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u/blackout_theoryOP · 3.2K points · 16:10

Gripen too. The three "expensive luxury" programmes are the only ones with an unbroken sustainment chain inside the operator's own alliance.

Every export brochure written in the next ten years is going to have a slide about this week.

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u/tuesday_analyst · 2.9K points · 16:35

Prediction: within 48 hours somebody senior says the word "unprecedented" and within 96 hours somebody says the word "sovereign." Then it stops being about aircraft.

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u/mod_crediblewarMOD · 5.4K points · 17:00

Mod note. Thread locked to sourced comments. We are removing all "kill switch" claims without a source, and all speculation about what else might have a remote dependency. Some of you are doing target development in a public forum.

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