Cisco Catalyst SD-WAN Manager API Authentication Bypass Vulnerability CVE-2026-76504
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-webauth-xr8beuuU
WatchGuard AP Command Injection in Internal Management API Allows Command Execution
https://psirt.watchguard.com/CVE-2026-86102/
A Realistic Code Execution Exploit Chain in OpenBao and Vault
https://control-plane.io/posts/unauthed-to-rce-in-vault-and-openbao/
Building a post-quantum certificate authority with Merkle Tree Certificates
https://blog.cloudflare.com/pq-ca-with-mtcs/
My Upcoming Classes
https://www.sans.org/profiles/dr-johannes-ullrich