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How Yahoo uses SentinelOne

400,000

“we transitioned roughly 400,000 endpoints in about four months”

As published on sentinelone.com, April 2026. Captured by usedby on Oct 5, 2026.

What happened

Yahoo's security team deployed SentinelOne's endpoint and cloud products across its global hybrid environment of Mac endpoints, Linux production systems, and cloud and on-premises infrastructure. They use it for threat detection, forensic investigation and incident response, and threat hunting with Purple AI.

Summary written by usedby from the source page, in English. The figures are those of SentinelOne and Yahoo, not ours.

Deploying Singularity Endpoint was like changing the engine on the plane mid-flight. It went smoother than expected and we transitioned roughly 400,000 endpoints in about four months.

From the page. sentinelone.com, captured Oct 5, 2026

We needed one security partner that could support our entire environment,” Zadig said. “SentinelOne gives us broad coverage across all of it, and when we tested it with simulated attacks, it outperformed the other options.

Sean Zadig, CISO and Chief Paranoid, Yahoo. Source, captured Oct 5, 2026

What the story claims, and what we checked

We compared the story with its live page on Oct 5, 2026.

  • The figure: 400,000CheckedPrinted word for word on the page, near the name of Yahoo.
  • The passage quoted aboveCheckedCopied word for word from the page, near the name of Yahoo.
  • The publication dateCheckedRead from the page’s own metadata, never guessed.
  • Yahoo uses SentinelOneCheckedConfirmed line. Latest check across sources: Oct 5, 2026.
  • The result itselfNot checkedWe quote it; we did not measure it.

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