SANS Stormcast Monday, July 27th, 2026: ESAFENET CDG Scans; DNS Poisoning; macOS Gatekeeper bypass; GitHub and PyPi updates
Show notes
Scans for ESAFENET CDG 3 Document Management System Weak Logins
https://isc.sans.edu/diary/Scans%20for%20ESAFENET%20CDG%203%20Document%20Management%20System%20Weak%20Logins/33184
DNS Poisoning Tactics Expand to Hospitality Wi-Fi
https://reliaquest.com/blog/threat-spotlight-dns-poisoning-tactics-expand-to-hospitality/
Silent Replacement of Trusted macOS App Executables
https://mysk.blog/2026/07/23/macos-overwrite-app-executables/
GitHub and PyPi Defense updates
https://github.blog/security/supply-chain-security/the-case-for-a-cooldown-why-dependabot-now-waits-before-issuing-version-updates/
https://blog.pypi.org/posts/2026-07-22-releases-now-reject-new-files-after-14-days/
https://www.bleepingcomputer.com/news/security/github-pypi-add-time-absed-defenses-against-supply-chain-attacks/
My Upcoming Classes
https://www.sans.org/profiles/dr-johannes-ullrich