Substack data breach exposes emails and phone numbers

Substack data breach exposed user email addresses and phone numbers for months before CEO Chris Best confirmed the October ...

Substack, Polymarket announce partnership: ‘Journalism is better when it’s backed by live markets’

Publishing platform Substack and prediction market Polymarket announced a new partnership on Wednesday. The new partnership will allow Substack users to integrate Polymarket’s prediction data directly ...

Anthropic retired a popular AI model and now it's blogging on Substack

Anthropic retired a popular AI model and now it's blogging on Substack ...

Citadel Securities hits back at the AI doomsday scenario in the viral Substack post that tanked stocks

Citadel Securities analyst Frank Flight laid out why the grim future envisioned in Citrini Research's note is likely to ...

Investigating claim US troops were told Iran war is for 'Armageddon,' return of Jesus

One commander reportedly said U.S. President Donald Trump was "anointed by Jesus to light the signal fire in Iran." ...
The Bulwark

Tonight: We’re going live for SOTU

Bulwark Live: SOTU will start at 8:50 p.m. ET on Substack and YouTube. Sam Stein and Andrew Egger will kick off the night ...
CSOonline

Substack data breach leaks users’ email addresses and phone numbers

The company has emailed affected users after a dark web source claims the data of almost 700,000 users was compromised. Substack, a high-profile publishing platform widely used by academics, ...