The first thing to do is look at: https://wiki.squid-cache.org/KnowledgeBase/HostHeaderForgery It should clear couple doubts for you. Eliezer ---- Eliezer Croitoru Tech Support Mobile: +972-5-28704261 Email: ngtech1...@gmail.com From: DIXIT Ankit Elizer, We installed Squid 4.12 on production server, amazon Linux 2, successfully but I could see below messages in the logs for SECURITY ALERT: Host header forgery detected. These are getting generated very frequently. Can we ignore this Or is it advised to suppress these alerts? kid2| SECURITY ALERT: on URL: 5-25-3-app.agent.datadoghq.com:443 2020/06/30 07:41:29 kid1| SECURITY ALERT: Host header forgery detected on local=IP remote=IP FD 97 flags=33 (local IP does not match any domain IP) Regards, Ankit Dixit|IS Cloud Team Eurostar International Ltd Times House | Bravingtons Walk | London N1 9AW Office: +44 (0)207 84 35550 (Extension– 35530) |
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