Product Security & AI Security alternatives: newsletters like it

24 newsletters in the NewsletterFIT index cover the same topics as Product Security & AI Security (Sovereign AI, AI Infrastructure and Data Sovereignty). The closest matches are Newcomer, Superintelligence. and Macro Notes . They are ranked by how many topics they share with it, then by publicly shown subscribers.

Updated Nov 6, 2026 · ranked by shared topics, then publicly shown subscribers · methodology

About Product Security & AI Security

Learning shared on the topics covering AI (GenAI) Security, Product Security mainly

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  1. 1
    Newcomer106K subscribers

    SubstackSeveral times a week · last post 6 days ago

    From recent posts: Newcomer publishes weekly technology news covering AI startups, venture capital trends, and industry events like the Machine Earning AI Summit and Cerebral Valley AI Summit. The publication targets investors, founders…

    Likely audience: Venture capitalists

    2 shared topics

  2. 2
    Superintelligence.70K subscribers

    beehiivSeveral times a week · last post today

    Your insider AI briefing to win the future.

    Likely audience: Product managers

    2 shared topics

  3. 3
    Macro Notes 67K subscribers

    SubstackSeveral times a week · last post 3 days ago

    From recent posts: Macro Notes publishes weekly business articles and podcast episodes analyzing specific investment theses in sectors like AI infrastructure, nuclear fuel, and preventative healthcare. The publication targets investors…

    Likely audience: portfolio managers

    2 shared topics

  4. 4
    The Signal55K subscribers

    SubstackSeveral times a week · last post 4 days ago

    From recent posts: The Signal publishes weekly newsletters focused on AI developments, covering topics like model releases, agent workflows, regulation, and robotics for a tech-savvy audience. The content mixes hard news analysis with…

    Likely audience: AI researchers

    2 shared topics

  5. 5
    AI MARKET FIT43K subscribers

    SubstackSeveral times a week · last post 3 days ago

    From recent posts: AI Market Fit publishes weekly briefings on the intersection of artificial intelligence, venture capital, and major tech leadership from figures like Elon Musk, Jeff Bezos, and Sam Altman. The publication covers…

    Likely audience: AI investors

    2 shared topics

  6. 6
    AG+ (AI Daily News)19K subscribers

    SubstackEvery two weeks · last post Sep 1, 2026

    From recent posts: This newsletter covers AI industry news, including model releases, acquisitions, and funding, with a focus on open-weight models, AI infrastructure, and safety concerns. It is aimed at technology professionals and…

    Likely audience: AI researchers

    2 shared topics

  7. 7
    Cafétech17K subscribers

    SubstackDaily · last post 3 days ago

    Le temps d'un café, l'actualité tech décryptée

    Likely audience: AI researchers

    2 shared topics

  8. 8
    Future History9K subscribers

    SubstackMonthly or less · last post 44 days ago

    From recent posts: Future History publishes essays analyzing AI infrastructure, economic impacts, and regulatory challenges for a tech-savvy audience interested in frontier development. The publication consistently features long-form…

    Likely audience: AI researchers

    2 shared topics

  9. 9
    ChinArb2K subscribers

    Substacklast post Jun 14, 2026

    Likely audience: Venture capitalists

    2 shared topics

  10. 10

    beehiivDaily · last post yesterday

    From recent posts: This newsletter covers AI infrastructure, regulation, and security through weekly analysis of M&A activity, government incidents, and market shifts. It targets professionals and leaders navigating the intersection of…

    Likely audience: Venture capitalists

    2 shared topics

  11. 11

    LinkedInEvery two weeks · last post 26 days ago

    In each edition, we

    Likely audience: Government Policy Makers

    2 shared topics

  12. 12
    World of AI1.5M+ subscribers

    beehiivSeveral times a week · last post 3 days ago

    World of Ai is here to push the creative use of Artificial Intelligence (AI) applications for simple day-to-day tasks!

    Likely audience: ML engineers

    1 shared topic

  13. 13

    beehiivWeekly · last post 6 days ago

    From recent posts: This publication covers AI safety, governance, and frontier model capabilities through technical analysis, expert interviews, and industry news. It targets readers interested in the strategic and existential risks of…

    Likely audience: AI safety researchers

    1 shared topic

  14. 14

    SubstackDaily · last post 21 days ago

    From recent posts: Business Analytics Review publishes technical deep dives on AI infrastructure, self-supervised learning, and B2B SaaS business models for enterprise software architects and product managers. The publication mixes hard…

    Likely audience: ML engineers

    1 shared topic

  15. 15
    The Neuron700K+ subscribers

    beehiivDaily · last post today

    Don't fall behind on AI. Get the AI trends and tools you need to know. Join 700,000+ professionals from top companies like Microsoft, Apple, Salesforce and more. 👇

    Likely audience: Product managers

    1 shared topic

  16. 16
    Cryptonite Weekly Rap480K subscribers

    SubstackWeekly · last post 15 days ago

    From recent posts: Cryptonite Weekly Rap publishes a weekly digest of AI industry news, policy analysis, and political commentary for tech enthusiasts and investors. The publication mixes long-form essays, guest editorials, and research…

    Likely audience: Tech investors

    1 shared topic

  17. 17
    Prof G Media424K subscribers

    SubstackDaily · last post 3 days ago

    From recent posts: Prof G Media publishes weekly interviews and analysis on business, geopolitics, and finance, featuring experts like Liaquat Ahamed and Scott Galloway on topics ranging from AI infrastructure and space competition to US…

    Likely audience: Political analysts

    1 shared topic

  18. 18
    The Preamble318K subscribers

    SubstackSeveral times a week · last post 3 days ago

    News, politics, and history from #1 NYT-bestselling author Sharon McMahon. Breaking down government and law in straightforward ways you won’t find anywhere else. If you want clarity and context — delivered with sanity…

    Likely audience: Election observers

    1 shared topic

  19. 19

    SubstackEvery two weeks · last post 6 days ago

    I'm a believer in progress and the urgency to fight like we mean it. Ranch kid, former firearms exec, author, wild game chef, and member of a kick-ass family.

    Likely audience: Environmental activists

    1 shared topic

  20. 20

    SubstackWeekly · last post 6 days ago

    From recent posts: Not Boring by Packy McCormick publishes weekly newsletters blending AI infrastructure, biotech breakthroughs, and venture capital news with occasional feature essays on startups and education. The publication targets…

    Likely audience: Tech investors

    1 shared topic

  21. 21
    a16z278K subscribers

    SubstackSeveral times a week · last post 3 days ago

    From recent posts: a16z publishes weekly articles focused on AI applications in finance, cybersecurity, and public infrastructure, alongside updates on its investment portfolio and advisory board. The content mixes industry analysis, such…

    Likely audience: Venture capitalists

    1 shared topic

  22. 22
    bayareatimes.com250K+ subscribers

    beehiivSeveral times a week · last post today

    From recent posts: Bay Area Times publishes weekly summaries of major tech and business news, focusing on AI developments, corporate mergers, regulatory policy, and hardware launches. The publication aggregates industry updates alongside…

    Likely audience: AI researchers and engineers

    1 shared topic

  23. 23
    AI Supremacy 226K subscribers

    SubstackSeveral times a week · last post 7 days ago

    From recent posts: AI Supremacy publishes weekly technology reports on generative AI models, venture capital trends, and geopolitical risks in military and physical AI sectors. The publication targets investors and industry analysts with…

    Likely audience: AI researchers

    1 shared topic

  24. 24
    Haystack Digest210K subscribers

    SubstackWeekly · last post 8 days ago

    From recent posts: Haystack Digest publishes weekly updates on AI industry news, semiconductor market shifts, and major tech corporate developments for a tech-savvy audience. Each issue combines news analysis with a job placement service…

    Likely audience: Tech investors

    1 shared topic

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