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ToxSec newsletter by Christopher Ijams: latest issues, cadence and price

by Christopher Ijams · Substack · Free and paid · weekly · last issue Nov 8, 2026 · Active

Security for a world run by machines that lie.

Yesterday1 issue

Tue Nov 31 issue

Tue Oct 271 issue

Tue Oct 131 issue

Tue Oct 61 issue

Tue Sep 291 issue

Tue Sep 11 issue

Wed Aug 261 issue

Fri Aug 211 issue

Tue Aug 181 issue

Thu Aug 131 issue

Sun Aug 91 issue

Thu Aug 61 issue

Thu Jul 301 issue

Tue Jul 281 issue

Sun Jul 261 issue

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Fri Jul 101 issue

Tue Jul 71 issue

Sat Jul 41 issue

Wed Jul 11 issue

Sun Jun 281 issue

Thu Jun 251 issue

26 issues on file since Jun 21, 2026; every one is in its own archive ↗.

About this newsletter

Photo

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Free or paid

Free and paid on Substack. 25% of its latest 12 issues are for paying subscribers (from its public archive, checked weekly).

Issues per week, last 26 weeks

weekly, measured over the last six months (or since the feed's oldest issue)

Writes about

AI and agents (25), AI research (1) in the last six months.

History

Free or paid

Now free with a paid tier, was free to read.