DNS News and Articles

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Encrypting DNS traffic on Linux with DoT

Curious Looks

Prevent attackers from spying on DNS communication or manipulating responses by encrypting your DNS traffic on Linux with the DNS-over-TLS standard and the help of systemd-resolved.
DNS , encryption , Security
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Microsoft Announces Zero Trust DNS

10.05.2024

ZTDNS will feature encrypted and authenticated connections.

DNS , encryption , Security , Zero Trust
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Configuring Linux DNS Settings

15.04.2024

Learn how systemd handles DNS.

DNS , IP address , Linux
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Serious BIND 9 Vulnerabilities Patched

02.10.2023

The ISC advises upgrading now.

BIND , DNS , patching , vulnerabilities
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DNS name resolution with HTTPS

Confidential Game free

Now that web content is encrypted by HTTPS, the underlying name resolution is often unprotected. We look at the classic DNS protocol and investigate whether DNS over HTTPS could be the solution to ensure the confidentiality of DNS requests.
DNS , Privacy , Security
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Photo by Damien TUPINIER on Unsplash

Load testing with Locust

Swarming free

The Locust load test tool assesses the resiliency of your infrastructure to help you determine whether it can withstand a flood of requests.
DNS , python , Testing , tools
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Photo by Bryan Garces on Unsplash

Filter DNS queries with Blocky

Blocks free

The Domain Name System is repeatedly the target of or is leveraged for attacks on corporate infrastructures; however, it also lets you protect corporate networks against attacks and malware. The Blocky DNS server sets up quickly to secure DNS queries and DNS filtering for corporate networks.
DNS , Security , Server , tools
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Lead Image © Amy Walters, 123RF.com

Hardening network services with DNS

Defenders free

The Domain Name System, in addition to assigning IP addresses, lets you protect the network communication of servers in a domain. DNS offers further hardening of network protocols – in particular, SSH fingerprinting and CAA records.
DNS , Internet security , Security , SSH
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Lead Image © Stuart Miles, 123RF.com

Obtain certificates with acme.sh

Simply Certified free

We take a close look at acme.sh, a lightweight client for the ACME protocol that facilitates digital certificates for secure TLS communication channels.
domain name system , encryption , protocol
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Lead Image © it studiom1, 123RF.com

Building sustainably safe containers

Build by Number free

The basic container images on which you base your work can often be out of date. We show you how to solve this problem and create significantly leaner containers.
containers , DNS , Docker
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