PHP security vulnerabilities newsletters

NewsletterFIT tracks 4 newsletters that cover PHP security vulnerabilities as a primary topic, all with posts in the last 90 days. By publicly shown subscriber count, the largest are Defcon Alerts Threat Monitor (15K).

Updated Oct 29, 2026 · sorted by publicly shown subscribers · methodology

  1. 1
    Defcon Alerts Threat Monitor 15K subscribers

    Substack Every two weeks · last post 7 days ago

    Likely audience: Web developers

  2. 2
    Tech Notes-Technology Insights —

    LinkedIn Every two weeks · last post 6 days ago

    Likely audience: DevOps engineers

  3. 3
    BEAM Insights —

    LinkedIn Every two weeks · last post 6 days ago

    Likely audience: Cybersecurity professionals

  4. 4
    The AI Architect —

    LinkedIn Monthly or less · last post 6 days ago

    Likely audience: PHP developers and administrators

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