secwatch.observer — SEC 8-K summary
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Issuer:     WESTERN DIGITAL CORP (WDC)
CIK:        0000106040
Form:       8-K
Filed at:   2023-05-05T23:59:59+00:00
Accession:  0001193125-23-137241
Event type: cyber
Sentiment:  negative
Materiality: 0.85
Item codes: 8.01, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

Western Digital discloses network breach affecting online store customer data
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- Unauthorized third party accessed Western Digital systems on March 26, 2023; discovered same day, disclosed April 2.
- Customer data obtained includes names, addresses, emails, phone numbers; encrypted passwords and partial credit card numbers.
- My Cloud service restored April 13; online store access expected restored week of May 15, 2023.
- Factories remained operational throughout; company is shipping products to meet customer needs.
- Investigation ongoing with outside forensic experts; company will communicate directly with impacted customers.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/106040/000119312523137241/0001193125-23-137241-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/106040/000119312523137241/d353351d8k.htm
  HTML page:      https://secwatch.observer/filing/0001193125-23-137241

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