SO's Substack

Substacknewsletter · by SO Email Security · English

Helping freelancers, founders, and small teams outsmart email scammers—one inbox at a time.

Investigate Visit
Audience
Not shown publicly
We show a dash rather than guess
Observed frequency
Every two weeks
From 5 posts indexed in the last 90 days
Last post
Oct 12, 2026
25 days ago
Likely audience
CFOs
Inferred from post content

SO's Substack is a Substack newsletter by SO Email Security covering phishing, email security and social engineering. NewsletterFIT indexed 5 posts from it in the last 90 days, most recently on Oct 12, 2026.

Topics

Recent posts

  • Your team…
  • The email…
  • The Deal…
  • The Email…
  • The Safest…

Sponsors detected

No sponsored posts detected in the last 180 days of indexed posts.

Detected automatically from posts marked as sponsored. Detection can miss or misread placements.

See the full picture on SO's Substack

Subscriber momentum over time, every detected sponsor with the source post, companies and people it mentions, guests, and an alert when any of it changes.

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Compiled from public pages · refreshed Oct 26, 2026 · How NewsletterFIT collects and labels data