Johannes Ullrich
#29 by influence in the Skillenai index · 1,058 indexed blog posts · 55 mentions.
- Influence
- 4.54
- Authority
- 1.30
- Mentions
- 55
- Blog posts
- 1,058
Rank #29
Rank #219
Rank #1 among bloggers
Get a daily digest about Johannes Ullrich
Skillenai indexes news, blogs, and research papers across the open web. Pick one — we’ll open a pre-filled alert; change the cadence to hourly or weekly if you prefer, then save. Free account required (~30 seconds).
“By” tracks pieces Johannes Ullrichauthored; “by or about” also includes coverage that mentions Johannes Ullrich.
Top articles by Johannes Ullrich
- SANS Stormcast Monday, July 13th, 2026: Progress Sharefile Shutdown; U-Boot Vuln; More Nightmare Eclipse; Cisco AI Response
blog · Aug 5, 2026
- SANS Stormcast Tuesday, July 21st, 2026: More Wordpress Details; HOLLOWGRAPH MSFT Calendar Abuse; Gitea Vulnerability
blog · Aug 5, 2026
- SANS Stormcast Tuesday, July 14th, 2026: MCP/AI Related Scans; Improve Router Hygiene; OAuth Client ID Spoofing; Veeam Vuln;
blog · Aug 5, 2026
- SANS Stormcast Wednesday, July 15th, 2026: Microsoft Patches; New MSFT Priv Escalation; Progress ShareFile 0-Day; Grok Exfiltration
blog · Aug 5, 2026
- SANS Stormcast Friday, July 17th, 2026: Windows Hello for Business; NGINX Vuln; 7-zip vuln
blog · Aug 5, 2026
- SANS Stormcast Thursday, July 30th, 2026: Apple Patches; IPMI Admin PW Hash Leak; VMWare Patches; OpenWRT Patch
blog · Aug 5, 2026
- SANS Stormcast Tuesday, July 28th, 2026: Spring Boot Scans; VBulletin Vulnerability; MSFT Defender for Linux; MongoDB Update
blog · Aug 5, 2026
- SANS Stormcast Wednesday, August 5th, 2026: Diagnostic Tool Hunt; Device Code Phishing; XCSSET; NuGet API Keys
blog · Aug 5, 2026
- SANS Stormcast Thursday, July 23rd, 2026: Rondo and Geoserver; Oracle Patches; Checkpoint 0-day; OpenAI vs Huggingface
blog · Aug 5, 2026
- SANS Stormcast Friday, July 31st, 2026: Pre Botnet Recon; Cisco Backdoor Exploited; Inconsistent Group Chats
blog · Aug 5, 2026
Top articles mentioning Johannes Ullrich
- Attackers Scan for Exposed Self-Hosted Anthropic Models
blog · Aug 14, 2026
- New Tools Help Defenders Track OpenClaw AI Agent Activity
blog · Aug 14, 2026
- Botnet Hunting for Vulnerabilities in Diagnostic Tools, (Tue, Aug 4th)
blog · Aug 5, 2026
- Microsoft previews automatic device isolation in Defender for Endpoint
blog · May 29, 2026
- Microsoft previews automatic device isolation in Defender for Endpoint
blog · May 27, 2026
- Contractor’s public GitHub account exposed GovCloud and CISA credentials
blog · May 20, 2026
- Exchange Server zero-day vulnerability can be triggered by opening a malicious email
blog · May 16, 2026
- ‘Trivial’ exploit can give attackers root access to Linux kernel
blog · May 4, 2026