DNSSec: Difference between revisions

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Adding DANE/TLSA record for mail server certificate verification
Adding DANE/TLSA record for mail server certificate verification


openssl x509 -in /etc/ssl/certs/ssl-mail.pem -outform DER | openssl sha256
Add TLSA record to DNS:
_25._tcp.conti.work.  IN TLSA 3 0 1 9bcd8c83d61e414bd5d935545637a2a98d3f38aaaf5ff9af415ddc574e28ae80


Howto [https://sys4.de/de/blog/2014/05/24/einen-tlsa-record-fuer-dane-mit-bind-9-publizieren/#den-tlsa-record-erstellen] and [http://www.internetsociety.org/deploy360/resources/dane/]
Howto [https://sys4.de/de/blog/2014/05/24/einen-tlsa-record-fuer-dane-mit-bind-9-publizieren/#den-tlsa-record-erstellen] and [http://www.internetsociety.org/deploy360/resources/dane/]


Verify with [http://www.internetsociety.org/deploy360/blog/2014/02/nist-offers-new-tool-to-verify-tlsa-records-for-dane-dnssec/]
Verify with [http://www.internetsociety.org/deploy360/blog/2014/02/nist-offers-new-tool-to-verify-tlsa-records-for-dane-dnssec/]

Revision as of 21:58, 12 February 2015

How to setup DNSSEC with powerdns:

  • Add dnssec to pdns.conf:
gpgsql-dnssec=yes
sudo pdnssec add-zone-key conti.work zsk 1024 active rsasha256
sudo pdnssec add-zone-key conti.work ksk 2048 active rsasha256
sudo pdnssec secure-zone conti.work
sudo pdnssec rectify-zone conti.work

Upload public KSK ZSK [1]

dig  DNSKEY conti.work

Check if it worked [2] or here [3]

Set nsec3 parameter [4]

sudo pdnssec set-nsec3 conti.work '1 0 10 db7fcd8a'

[5]


Adding DANE/TLSA record for mail server certificate verification

openssl x509 -in /etc/ssl/certs/ssl-mail.pem -outform DER | openssl sha256

Add TLSA record to DNS:

_25._tcp.conti.work.  IN TLSA 3 0 1 9bcd8c83d61e414bd5d935545637a2a98d3f38aaaf5ff9af415ddc574e28ae80

Howto [6] and [7]

Verify with [8]