McShane & Brady Investigating Substack Data Breach

Data Breach lawyers

McShane & Brady, LLC is investigating a data breach from Substack, a subscription-based publishing platform, which impacted the personal information of nearly 700,000 individuals.

The October 2025 breach disclosed email addresses, phone numbers and internal metadata.

Notification letters are being mailed to all affected individuals,

If you have been notified or been affected by this breach please contact McShane & Brady immediately at 816-888-8010.

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4006 Central
Kansas City, MO 64111

(816) 888.8010

(816) 332.6295

Firm@mcshanebradylaw.com

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