This analysis describes what Substack's agreement states, permits, or reserves. It does not constitute a legal determination about enforceability. Regulatory applicability and practical outcomes may vary by jurisdiction, enforcement context, and individual circumstances. Read our methodology
Subscribing to a Creator's publication on Substack results in the Creator receiving the subscriber's name and email address, transferring personal data to a third party outside Substack's direct control.
The updated policy discloses that Substack obtains additional information from third parties and sources beyond what it directly collects from you on the platform. This third-party information is combined with platform data to provide what Substack describes as more relevant and safer experiences, and to improve platform analytics. The policy also clarifies that Substack shares account identifiers with child safety industry consortia and receives information from them to detect CSAM. You can review Substack's full privacy policy to understand which third parties may be sources of this information and how your data may be combined with external sources.
View change record →The updated policy discloses that Substack shares account identifiers (email addresses and usernames) with trusted child safety organizations to detect and prevent online child sexual exploitation and abuse. Users now have the right to object to processing of their personal information for personalization purposes on grounds relating to their particular situation, and Substack commits to responding to privacy rights requests within one month. The policy also clarifies that while recipients of direct messages may retain them independently, the platform may restrict your access to messages when other users delete or block you. You can exercise your right to object to personalization processing by contacting privacy@substackinc.com.
View change record →By subscribing to a Creator's publication, a user's name and email address are shared with that Creator.
How other platforms handle this
in the case of Cohere, to potential assignees, acquirers or successors of Cohere if and to the extent such persons need to know such Confidential Information in connection with a potential sale, merger, amalgamation or other corporate transaction...
Indeed may also exchange security information and threat indicators with third-party industry partners and industry safety coalitions.
Harvey may not share Usage Data that includes Your Confidential Information with a third party... except (i) in accordance with Section 11.6 (Confidentiality) of this Agreement, or (ii) to the extent the Usage Data is aggregated and anonymized such that You cannot be identified.
"when you subscribe to a Creator's publication, we provide them the information necessary (including your name and email address) to provide you their publication(s).Excerpt from Substack's Privacy Policy
ConductAtlas detected a major restructuring of Meta’s privacy policy that removed detailed consumer rights disclosures and relocated them to separate documents.
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Subscribing to a Creator's publication on Substack results in the Creator receiving the subscriber's name and email address, transferring personal data to a third party outside Substack's direct control.
By subscribing to a Creator's publication, a user's name and email address are shared with that Creator.
ConductAtlas has identified this type of provision across 280 platforms. See the full comparison.
No. ConductAtlas is an independent monitoring service. We are not affiliated with, endorsed by, or sponsored by Substack.