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Category: Systems Administration

Securing DNS Transactions With Transactional Signatures (TSIG)

October 5, 2020 Albertus

Transactional Signatures (TSIG) is a mechanism for authenticating DNS messages as specified in RFC 2845. TSIG allows DNS messages such…

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Posted in: DNS, Security and Encryption, Systems Administration Filed under: dns, security, systems administration

Disk Encryption With LUKS

October 3, 2020 Albertus

Originally meant for Linux, the Linux Unified Key Setup (LUKS) is “a disk encryption specification created by Clemens Fruhwirth in…

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Posted in: Linux, Security and Encryption, Systems Administration Filed under: encryption, external drive, Linux

KVM Virtualization

July 17, 2016 Albertus

Kernel-based Virtual Machine (KVM) is a popular virtualization solution supported by modern Linux kernels. It takes advantage of the CPU…

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Posted in: Linux, Linux Distributions, Systems Administration, Virtualization Filed under: CentOS, Linux, Linux Distributions, Microsoft Windows, operating systems, Ubuntu, virtual machines

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Recent Posts

  • Securing DNS Transactions With Transactional Signatures (TSIG) October 5, 2020
  • Disk Encryption With LUKS October 3, 2020
  • The TOP 500 Supercomputers (June 2019) – 100% Linux July 9, 2019
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