Ars Technica

Ping: icmp vs. rawsockets vs.

Hey all,<P>I've written some code to ping. I have two versions, one that uses icmp.dll and one that uses raw sockets. Both work just fine.<P>The problem with raw sockets is that it must be run under ...
Bleeping Computer

New Windows 'Pingback' malware uses ICMP for covert communication

Today, researchers have disclosed their findings on a novel Windows malware sample that uses Internet Control Message Protocol (ICMP) for its command-and-control (C2) activities. Dubbed "Pingback," ...
Ars Technica

Ping sometimes has response sometimes Request Timed Out

I have a small network setup in VMware Workstation. There are 3 VMs, 1 Firewall, 1 Windows Server (192.168.10.110), and 1 vCenter Appliance (192.168.20.110). There are no rules on the firewall, all ...
Hackaday

internet message control protocol

We’ve all been online from home a bit more than usual lately, in ways that often stretch the limits of what our ISP can muster. You know the signs — audio that drops out, video sessions that make you ...