Ars Technica

"Correct" command-line way to change DNS servers in 10.3.9

I need to change the DNS servers on some 60 Macs. All the Macs are running 10.3.9. I can control them via ARD 3.1. I'd like to do a "Send UNIX Command" (or set of commands) to each Mac to change the ...
Threat Post

Wekby APT Gang Using DNS Tunneling for Command and Control

Wekby attackers are turning to the technique known as DNS tunneling in lieu of more conventional HTTP delivery of command and controls for remote access control of infected computer networks. Palo ...
Ars Technica

Change static DNS IP address via command line. How?

Hi,<BR><BR>Need to change the static DNS IP address in 60-some Macs. All the Macs are running 10.3.9. I have ARD 3.x so I could blast a Unix command to each, or replace some key file.<BR><BR>What ...
Network World

Malware increasingly uses DNS as command and control channel to avoid detection, experts say

Identical queries that get repeated every few minutes can also be an indication of DNS command and control activity, because infected computers will periodically check for new commands. There are ...
Threat Post

New Fileless Attack Using DNS Queries to Carry Out PowerShell Commands

A unique attack called DNSMessenger uses DNS queries to carry out malicious PowerShell commands on compromised computers. A unique attack called DNSMessenger uses DNS queries to carry out malicious ...
Network World

Using the Linux host command to dig out DNS details

The Linux host command can retrieve a lot of useful information from the domain name service, but has a lot of options that you need to understand to get started. The host command on Linux systems can ...