The Cyber Why alternatives: newsletters like it
24 newsletters in the NewsletterFIT index cover the same topics as The Cyber Why (AI Agent Security, AI Code Security and Cybersecurity SaaS). The closest matches are World of AI, Startup Digest and Tech Scoop. They are ranked by how many topics they share with it, then by publicly shown subscribers.
Updated Nov 7, 2026 · ranked by shared topics, then publicly shown subscribers · methodology
About The Cyber Why
Weekly cybersecurity intelligence for people who actually have opinions about it. The Cyber Why covers the biggest stories in security, cyber business, and tech investing — with sharp takes, real analysis, and zero…
- AI Agent Security
- AI Code Security
- Cybersecurity SaaS
- DevSecOps
- 1World of AI1.5M+ subscribers
beehiivSeveral times a week · last post 5 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
- 2Startup Digest200K subscribers
SubstackEvery two weeks · last post 40 days ago
From recent posts: Startup Digest publishes in-depth analysis on AI infrastructure, venture capital trends, and SaaS pricing shifts for founders and investors navigating the current tech landscape. The publication mixes analytical essays…
Likely audience: Product managers
1 shared topic
- 3Tech Scoop154K subscribers
SubstackWeekly · last post 9 days ago
From recent posts: Tech Scoop publishes weekly technical articles on AI agent infrastructure, software architecture, and LLM optimization for developers and engineers. The publication covers topics ranging from GitHub Copilot's Rust…
Likely audience: AI infrastructure engineers
1 shared topic
- 4Packt SecPro 85K subscribers
SubstackWeekly · last post 8 days ago
From recent posts: Packt SecPro publishes weekly cybersecurity articles, podcast episodes, and newsletter reviews covering topics such as ransomware exploits, AI-driven SOC architecture, and cloud infrastructure vulnerabilities. The…
Likely audience: CISOs
1 shared topic
- 5Big Data Energy⚡️43K subscribers
SubstackMonthly or less · last post Sep 8, 2026
From recent posts: Big Data Energy publishes analytical essays on data and AI strategy, covering AI token consumption metrics, data readiness, governance, prompt injection security, and building AI into the data layer. It mixes those with…
Likely audience: Data engineers
1 shared topic
- 6Deepnote's Substack35K subscribers
SubstackEvery two weeks · last post 17 days ago
From recent posts: Deepnote's Substack publishes weekly technology articles focused on AI agent security, frontier model releases, and industry consolidation. The publication targets developers and industry professionals interested in the…
Likely audience: AI security engineers
1 shared topic
- 7Packt Deep Engineering34K subscribers
SubstackSeveral times a week · last post 9 days ago
From recent posts: Packt Deep Engineering publishes technical deep dives and interviews focused on AI agent reliability, governance, and workflow alignment for engineering leaders and practitioners. The publication consistently covers…
Likely audience: Software architects
1 shared topic
- 8Sadie’s Newsletter18K subscribers
SubstackEvery two weeks · last post 10 days ago
Dive into curated insights on AI, entrepreneurship, and personal growth, directly answering your burning questions. Paid subscribers enjoy weekly posts packed with valuable content, while non-paid subscribers get a…
Likely audience: HR professionals
1 shared topic
- 9Software Analyst Cyber Research17K subscribers
SubstackEvery two weeks · last post 23 days ago
We deliver clear, concise, and in-depth analysis of the rapidly evolving cybersecurity landscape—built for cyber leaders, operators, and investors.
Likely audience: CISOs
1 shared topic
- 10Detection Engineering Weekly16K subscribers
SubstackEvery two weeks · last post 9 days ago
The latest news and how-tos in detection engineering
Likely audience: Detection engineers
1 shared topic
- 11NeoSage10K subscribers
Substacklast post Jul 13, 2026
From recent posts: NeoSage publishes technical articles on AI agent security, context engineering, and production system architecture for software engineers and AI practitioners. The content focuses on practical engineering challenges…
Likely audience: CTOs
1 shared topic
- 12Leadership in Change8K subscribers
SubstackSeveral times a week · last post 5 days ago
AI is everywhere. Judgment is scarce. The weekly newsletter for nonprofit and SMB leaders who are adopting AI without outsourcing their judgment to it. Tested prompts, real frameworks, and what to do Monday morning.
Likely audience: Operations leaders
1 shared topic
- 13Cybersecurity Club - Learning, Networking & Connecting7K subscribers
SubstackEvery two weeks · last post 11 days ago
Cybersecurity Club is a community dedicated to learning, networking, and connecting with cybersecurity professionals and enthusiasts.
Likely audience: Compliance Officers
1 shared topic
- 14GPToast5K subscribers
SubstackSeveral times a week · last post 3 days ago
La newsletter gratuite pour comprendre et utiliser l'IA en moins de 5 minutes chaque matin.
Likely audience: Security and Compliance Officers
1 shared topic
- 15ToxSec - AI and Cybersecurity 3K subscribers
SubstackEvery two weeks · last post 4 days ago
From recent posts: ToxSec publishes technical articles analyzing AI agent security risks, automation accountability, and evolving threats like AI-powered phishing and deepfakes. The content targets developers and security professionals…
Likely audience: CTOs
1 shared topic
- 16WTF In Tech3K subscribers
SubstackWeekly · last post 10 days ago
I’m Bhavishya, a Senior GenAI Engineer. I write about LLMs, Retrieval-Augmented Generation (RAG), interview preparation, system design, and other core concepts in AI/ML and Gen AI in a way that's easy to understand and…
Likely audience: Security engineers
1 shared topic
- 17O'Reilly Radar1K subscribers
SubstackEvery two weeks · last post 26 days ago
From recent posts: O'Reilly Radar publishes weekly technical articles and podcast episodes focused on AI agents, LLM fine-tuning, and infrastructure. The publication targets developers and engineers seeking practical guides on building…
Likely audience: AI researchers
1 shared topic
- 18RockCyber Musings1K subscribers
SubstackEvery two weeks · last post 25 days ago
From recent posts: RockCyber Musings publishes weekly wrapups and deep-dive analyses on AI security incidents, regulatory developments, and statistical evaluation methods for industry professionals. The publication focuses on technical…
Likely audience: Security engineers
1 shared topic
- 19Human and The Machine's Substack1K subscribers
SubstackEvery two weeks · last post 6 days ago
Likely audience: AI researchers
1 shared topic
- 20
beehiivSeveral times a week · last post 5 days ago
The Greatest Source of AI News, Tools & Tutorials - The Automated
Likely audience: Product managers
1 shared topic
- 21
beehiivWeekly · last post 9 days ago
The best way to keep up with cybersecurity research. Join >90,000 security professionals getting the best tools, talks, and resources right in their inbox for free.
Likely audience: DevSecOps practitioners
1 shared topic
- 22
GhostWeekly · last post 26 days ago
Risky Business publishes cybersecurity newsletters and podcasts for security professionals.
Likely audience: Cybersecurity professionals
1 shared topic
- 23
beehiivWeekly · last post 10 days ago
Likely audience: AI security researchers
1 shared topic
- 24
SubstackWeekly · last post 6 days ago
From recent posts: This publication delivers a weekly series of long-form articles focused on AI governance, security, and the rise of autonomous agents in enterprise and commerce. It targets board members and executives seeking strategic…
Likely audience: Product managers building AI features
1 shared topic
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