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Hackers Claim to Disconnect Brightspeed Customers After Breach

ID: 86ae7650-277a-500c-a678-e6b499b6b6e3

STIX ID: report--86ae7650-277a-500c-a678-e6b499b6b6e3

Feed Name: Infosecurity Magazine (News)

Threat Score
70/100

Date Published: 2026-01-07

Date Updated: 2026-04-22

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Crimson Collective claims to have breached US ISP Brightspeed, posting sample data and asserting it exfiltrated PII for more than one million customers (including account records, addresses, payment method details and partial card data) and disrupted user connectivity; the group has prior high-profile claims, but the Brightspeed intrusion remains unconfirmed and is under investigation.

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