The Briefing

What happened, why it matters, and what to do about it. Analysis, not rewritten press releases.

Showing 49 to 60 of 71 briefings

Saturday 26 September

Breaches and Incidents26 Sept 2026

Revolut stopped sending customer data to this provider up to 33 months ago. The records were still there

Migrating away from a processor removes the future risk and leaves the historic risk exactly where it was. Storage limitation is a legal duty, and it is also the only thing that would have helped here.

Breaches and Incidents26 Sept 2026

Every container had its own microVM. The isolation that failed was one option on the disk pool

Firecracker per container is the strongest isolation on the market and it was not the boundary that mattered. A flag set for performance let a 4 KiB write expose the other 60 KiB of somebody else's block.

Breaches and Incidents26 Sept 2026

Kiteworks told customers to shut down for six hours. Its own press release says nine, twice

The public release says nine hours and federal intelligence authorities. The customer email, as quoted, says six hours and law enforcement. Both cannot be the number a defender acts on.

Friday 25 September

Breaches and Incidents25 Sept 2026

OnePlus confirmed the root chain, warned of legal liability, and shipped nothing in 159 days

The researcher agreed to hold publication until 17 September. He asked for an update twice and got no reply. He published on the 24th, with no CVE and no patch in existence.

Breaches and Incidents25 Sept 2026

Google's tracker says P1. Its panel says working as intended. The flaw makes a namespace user an org owner

A Google engineer wrote Nice catch and filed it. Eleven days later a panel called it working as intended. The case is still open at P1 and S1, and the researcher's page says it is still unpatched.

Breaches and Incidents25 Sept 2026

Cloudflare skipped block zeroing for speed, and researchers read 5,614 directory blocks that were not theirs

Cloudflare has fixed a cross tenant exposure in Containers and Sandboxes. The flag took six hours to change. Clearing the blocks already mapped took fifteen days.

Wednesday 23 September

Breaches and Incidents23 Sept 2026

Gyazo's breach leaked the OCR text inside 490 million screenshots, and the IDs that open them

The Gyazo breach is being read as an account leak. Gyazo indexes the text inside every capture, so the 490 million metadata records are a transcript of what was on people's screens, and the leaked image IDs are the only lock those images had.

Tuesday 22 September

Breaches and Incidents22 Sept 2026

EvilTokens takedown: 226 domains in the court order, two arrests, and a phish MFA cannot stop

The court order lists 226 domains. Microsoft's own sworn declaration says device code theft cannot be stopped by multifactor authentication. What breaks the chain is a Conditional Access setting many tenants have never switched on.

Breaches and Incidents22 Sept 2026

A stolen Ribon app key pulled BigCommerce shopper data in one evening, then stayed live almost four days

The Ribon breach on BigCommerce: what each party has said, why app tokens cannot be revoked by merchants, the hours lost at each step, and why the app is not BigCommerce's sub-processor under UK GDPR.

Monday 21 September

Breaches and Incidents21 Sept 2026

AWS quarantines a leaked access key in 10 seconds, but the key keeps working for anything not on the deny list

AWS's AWSCompromisedKeyQuarantineV3 went on 10 seconds after a test leak. It is a deny list, not a lockdown: what it blocks, what it leaves open, and what you still have to do.

Breaches and Incidents21 Sept 2026

September Windows updates quietly stop File History backups; Entra's 1 February SMS cut-off has no opt-out

File History can stop backing up after September's Windows updates, mostly without a true error. Entra ID retires Microsoft-provided SMS and voice on 1 February 2027. What Microsoft requires, what it only recommends, and what to do.

Sunday 20 September

Breaches and Incidents20 Sept 2026

Gyazo exposed about 492.4 million image records. Its notice cannot rule out private-image viewing

Gyazo confirmed exceptional metadata exposure and a list of private image files. The disclosed fields can reconstruct the context around screenshots and drive secondary compromise.