There are a number of different ways to implement DNS caching. In the past, I've used systems like nscd that intercept DNS queries before they would go to name servers in /etc/resolv.conf and see if ...

OpenDNS owner Cisco said: "Cisco Umbrella/Open DNS is not vulnerable to the DNS Cache Poisoning Attack described in CVE-2021-20322, and no Cisco customer action is required.

anyway to cache dns entries on my local machine, like my dns search is hosts (the file in /etc),dnsbut does linux support caching dns entries recieved from ...

Researchers from Tsinghua University and the University of California have identified a new method that can be used to conduct DNS cache poisoning attacks. The findings reopen a vulnerability that ...

The immediate response by DNS software providers was to release software patches that make the problematic “DNS cache poisoning” attacks more difficult to carry out, and this certainly helped. But, ...

New Side-Channel Vulnerability in the Linux Kernel Enabling DNS Cache Poisoning This item in japanese Nov 27, 2021 2 min read by. Sergio De Simone. Write for InfoQ Feed your curiosity. ...