Handler on Duty: Rob VandenBrink
Threat Level: green
Podcast Detail
SANS Stormcast Wednesday, August 26th, 2026: Obfuscating SSRF; Paint and Photos AI Watermarks; FTP Banner C2;
If you are not able to play the podcast using the player below: Use this direct link to the audio file: https://traffic.libsyn.com/securitypodcast/10068.mp3
My Next Class
Click HERE to learn more about classes Johannes is teaching for SANS
Obfuscating IP Addresses as Hostnames
https://isc.sans.edu/diary/Obfuscating%20IP%20Addresses%20as%20Hostnames/33280
Microsoft Paint and Photos Embed Server-Issued GUIDs as Invisible Watermarks in Locally-Generated Images
https://xusheng.dev/posts/reversing/mspaint_invisible_watermark/main/
FTP Banners The New Dead Drop Resolver Delivering Novel RATs
https://socradar.io/blog/ftp-banners-new-dead-drop-resolver-rats/
My Upcoming Classes
https://www.sans.org/profiles/dr-johannes-ullrich
| Application Security: Securing Web Applications, APIs, and Microservices | Las Vegas | Sep 21st - Sep 25th 2026 |
| Network Monitoring and Threat Detection In-Depth | Amsterdam | Oct 12th - Oct 17th 2026 |
| Application Security: Securing Web Applications, APIs, and Microservices | Washington | Dec 14th - Dec 18th 2026 |
| Application Security: Securing Web Applications, APIs, and Microservices | Online | India Standard Time | Mar 15th - Mar 19th 2027 |





