DisclosureLens
GLOBALMalwareTelecom & MediaInformationRansomwareTridentlockerRansom DemandedActor NamedData Leak ThreatenedData PublishedHigh

BPOST

bd_e0d767f1a89dfcf9 · schema v1 · pii pii-v1

Severity

High

Discovered

Filed

Nov 6, 2025

To disclose

Affected

Not disclosed

Confidence

50%
Full breach record for BPOST

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Tridentlocker on its public extortion blog. It has not been validated by the victim or any regulator. Treat attribution and counts as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.

Group activity: TelecommunicationDiscovered: 2025-12-01

Source: Ransomware.live

Post text · scraped from the leak site

bpost is a Belgian company that handles the sorting, collection, transportation and delivery of postal services both locally and internationally. Apart from this, they also manage electronic communications, financial transactions, and other related services. bpost operates in the mail sector as well as in the parcel and e-commerce logistics in Europe, North-America and Asia.

Incident timeline — mostly unverified

? — ?

Breach window unknown

Nov 6, 2025

Claim posted

No filing yet · watching

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

Claim → filing

Compliance clock

Not assessable

Tracked as a single-filing incident — the only disclosure on record for this event so far.Unverified claimView incident

Evidence ladder

Leak-site claimThis record

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filing

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

No regulatory filing corroborates this yet — it is the attacker's own assertion. Watch this entity to be notified the moment a filing corroborates or contradicts it.

Source ceiling

  • actor name
  • victim claim
  • ransom/leak status
  • discovery date
  • materiality
  • notification
  • affected count
  • confirmed data types
  • compliance clock

The ✕ fields stay blank until a regulatory filing or victim disclosure lands.

About this groupFirst seen 2025-10-21

tridentlocker

According to ransomware.live, TridentLocker is a newly emerged ransomware group (surfaced mid-2025) targeting organizations managing high volumes of regulated or third-party data — including government services, telecom, and engineering firms — across the US, Canada, UK, and Asia using double-extortion tactics.

17 victims claimed globally17 tracked hereFull profile →