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 or use this instead [https://www.huque.com/bin/gen_tlsa]


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

Revision as of 22:12, 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 or use this instead [6]

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 [7] and [8]

Verify with [9]