Substack

Substack Breach May Have Leaked Nearly 700,000 User Details Online

AndyC 19 February 2026

Image: Freepik A popular home for independent writers is dealing with a security scare. Substack has confirmed that hackers accessed...

Hacker claims theft of data from 700,000 Substack users; Company confirms breach

AndyC 6 February 2026

Hacker claims theft of data from 700,000 Substack users; Company confirms breach Pierluigi Paganini February 05, 2026 Substack confirmed a...

Move fast and save things: A quick guide to recovering a hacked account

AndyC 21 March 2026

Cybercriminals go after people’s personal information across every kind of online platform, including WhatsApp, Instagram, LinkedIn, Roblox, YouTube and Spotify, not to mention finance apps....

EDR killers explained: Beyond the drivers

AndyC 20 March 2026

In recent years, EDR killers have become one of the most commonly seen tools in modern ransomware intrusions: an attacker acquires high privileges, deploys such...

Face value: What it takes to fool facial recognition

AndyC 14 March 2026

ESET’s Jake Moore used smart glasses, deepfakes and face swaps to ‘hack’ widely-used facial recognition systems – and he'll demo it all at RSAC 2026...

Cyber fallout from the Iran war: What to have on your radar

AndyC 13 March 2026

The war in Iran was less than 24 hours old when it produced a historic first: the deliberate targeting of commercial data centers. On March...

Sednit reloaded: Back in the trenches

AndyC 11 March 2026

Since April 2024, Sednit’s advanced development team has reemerged with a modern toolkit centered on two paired implants, BeardShell and Covenant, each using a different...

What cybersecurity actually does for your business

AndyC 7 March 2026

Business Security The ability to continue operating safely in an unsafe environment where competitors cannot is a competitive advantage that is rarely measured or discussed...