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15%
Open source intelligence tools for pen testing
09.06.2018
Home »  Archive  »  2018  »  Issue 45: Autom...  » 
Lead Image © Natalia Lukiyanova, 123RF.com
Shodan key, but first I want to explain the above command. It simply tells Nmap to do a stealth scan using null sessions, not to use ping, and not to do Domain Name System (DNS) resolution. The --script
15%
Kea, the ISC's successor to the DHCP daemon
03.08.2023
Home »  Archive  »  2023  »  Issue 76: Energ...  » 
Photo by Markus Winkler on Unsplash
. A REST API can also be used to configure services consistently. The fourth component is the dynamic DNS (DDNS) update daemon, which creates entries on DNS servers on the basis of assigned DHCP leases
15%
Refurbished: Windows 2012 Active Directory
10.12.2012
Home »  Articles  » 
 
(e.g., for DNS or global catalog servers) then follow without the wizard. New commandlets for Active Directory include: Test-ADDSDomainControllerInstallation Test
15%
Disaster recovery for Windows servers
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © joseasreyes, 123RF.com
is removed from Active Directory, you need to make some preparations so that users are not affected by its loss. Make sure the domain controller is not used as the preferred or alternative DNS server by any
15%
Harden your Apache web server
25.03.2021
Home »  Archive  »  2021  »  Issue 62: Lean...  » 
Host> A wildcard certificate requires a DNS-01 challenge, for which you need to specify a script (i.e., in /usr/bin/acme-setup-dns) that matches the DNS records: MDChallengeDns01 /usr/bin/acme-setup-dns
15%
IPv6 security on IPv4-only networks
10.06.2015
Home »  Archive  »  2015  »  Issue 27: Fault...  » 
Lead Image © foottoo, 123RF.com
is to control DNS traffic. For example, Windows requests the IPv4 host entry (address record A) [8] teredo.ipv6.microsoft.com . This can be checked by your DNS server or filter device, as can the request issued
15%
Migrating your network to IPv6
13.06.2016
Home »  Archive  »  2016  »  Issue 33: IPv6...  » 
Lead Image © Jarts, PHOTOCASE.com
be considered if you have no other way to communicate. Techniques include the obsolete NAT-PT, which has been replaced by the NAT64/DNS64 approach and complemented by 464 XLAT, as well as other mechanisms
15%
Fast email server deployments with iRedMail
30.01.2024
Home »  Archive  »  2024  »  Issue 79: Monit...  » 
Lead Image © Konstantin Inozemtcev, 123RF.com
exchange (MX) entry on its DNS records pointing to your server, such as: linuxrocks.es. 3600 IN MX 10 linuxmag.operationalsecurity.es. This record lets email servers trying to send mail
15%
Samba 4 appliances by SerNet and Univention
16.05.2013
Home »  Archive  »  2013  »  Issue 14: Samba 4  » 
© Ricky Grant, 123RF.com
configuration, which is recommended for production environments, it is possible to enter a DNS fowarder; this is also recommended in view of the not yet fully resolved DNS problems in Samba. After configuring
14%
Supercharge Your Website with Amazon CloudFront
01.04.2014
Home »  Articles  » 
 
). This option allows you to use a CNAME you set up in your DNS servers rather than the autogenerated CloudFront names (e.g., d1234.cloudfront.net ). Finally, click Create Distribution . This can take some time

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