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207.3 - Securing a DNS server

Weight: 2

Description: Candidates should be able to configure a DNS server to run as a non-root user and run in a chroot jail. This objective includes secure exchange of data between DNS servers.

Key Knowledge Areas:

  • BIND 9 configuration files
  • Configuring BIND to run in a chroot jail
  • Split configuration of BIND using the forwarders statement
  • Configuring and using transaction signatures (TSIG)
  • Awareness of DNSSEC and basic tools
  • Awareness of DANE and related records

Terms and Utilities:

  • /etc/named.conf
  • /etc/passwd
  • DNSSEC
  • dnssec-keygen
  • dnssec-signzone

Piste : • Topic 212 - Sécuriser un Serveur FTP (2/60) • LDF405 - La Ligne de Commande • Managing Integrated Peripherals • Topic 210 - Gestion du Client et du Serveur OpenLDAP (6/60) • 110.1 - Perform security administration tasks • Process Management • SER701 - Gestion du Serveur OpenLDAP sous CentOS 7 • 207.3 - Securing a DNS server

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