“Based on our DNS data, we saw that more than 30% of analyzed organizations with malicious C2 traffic are in the manufacturing sector,” the Akamai researchers said.

Captive portal will USUALLY capture DNS too, like you said. Only advantage I can think of for DNS is that an HTTP request will typically require AT LEAST a TCP 3-way handshake, a data packet for ...

Data exfiltration and DNS. This is where it all comes together. DNS forms the backbone of the Internet, and hosts inside the network need to be able to make DNS requests to external servers to ...

DNS is a core foundation of IT architectures, but is also one of the easiest options for exfiltrating data. Special attention should be paid to the DNS during network planning and execution phases.

Router dependency: If the router reboots, cached DNS data is wiped, causing a brief slowdown until the cache is rebuilt. Still, it's a great option. Device-Only DNS: More Control and More Work ...

The value of passive DNS. Various organizations run the databases to which Passive DNS “sensors” upload data. One of the most popular and best known is Farsight Security’s Passive DNS ...

But their objections to DNS over HTTPS "has raised questions about how ISPs collect and use sensitive user data in their gatekeeper role over Internet usage," Mozilla told Congress.

Hackers hide extracted data in outgoing DNS queries. Thus, it’s important for security monitoring tools to closely watch DNS traffic for anomalies, like abnormally large packet sizes.

Data exfiltration is a tricky task for even the most seasoned hackers – but here's how Akami DNS is changing the game.

"When the DNS protocol is encrypted, an organization can no longer use a DNS query's data (query type, response, originating IP, etc) to know if a user is trying to access a known bad domain, let ...