Handler on Duty: Johannes Ullrich
Threat Level: green
| Date | Author | Title |
|---|---|---|
CDN HEADERS | ||
| 2025-12-03 | Johannes Ullrich | Attempts to Bypass CDNs |
CDN | ||
| 2025-12-03/a> | Johannes Ullrich | Attempts to Bypass CDNs |
HEADERS | ||
| 2025-12-03/a> | Johannes Ullrich | Attempts to Bypass CDNs |
| 2025-10-30/a> | Johannes Ullrich | X-Request-Purpose: Identifying "research" and bug bounty related scans? |
| 2025-03-23/a> | Johannes Ullrich | Let's Talk About HTTP Headers. |
| 2017-05-05/a> | Xavier Mertens | HTTP Headers... the Achilles' heel of many applications |
| 2015-09-28/a> | Johannes Ullrich | "Transport of London" Malicious E-Mail |
| 2014-02-21/a> | Johannes Ullrich | UPS Malware Spam Using Fake SPF Headers |
| 2013-08-25/a> | Johannes Ullrich | When does your browser send a "Referer" header (or not)? |
