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annotate mod_s2s_auth_dane/README.markdown @ 1803:4d73a1a6ba68

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Convert all wiki pages to Markdown
author Kim Alvefur <zash@zash.se>
date Fri, 28 Aug 2015 18:03:58 +0200
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children 5113f8ff6712
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1 ---
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2 labels:
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3 - 'Stage-Alpha'
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4 - 'Type-S2SAuth'
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5 summary: S2S authentication using DANE
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6 ...
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7
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8 Introduction
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9 ------------
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10
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11 This module implements DANE as described in[Using DNS Security
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12 Extensions (DNSSEC) and DNS-based Authentication of Named Entities
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13 (DANE) as a Prooftype for XMPP Domain Name
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14 Associations](http://tools.ietf.org/html/draft-miller-xmpp-dnssec-prooftype).
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15
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16 Dependencies
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17 ------------
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18
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19 This module requires a DNSSEC aware DNS resolver. Prosodys internal
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20 DNSmodule does not support DNSSEC. Therefore, to use this module,
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21 areplacement is needed, such as [this
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22 one](https://www.zash.se/luaunbound.html).
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23
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24 More installation instructions can be found at [Prosody with
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25 DANE](https://www.zash.se/prosody-dane.html).
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26
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27 Configuration
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28 -------------
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29
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30 After [installing the
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31 module](https://prosody.im/doc/installing_modules), just add it to
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32 `modules_enabled`;
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33
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34 modules_enabled = {
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35 ...
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36 "s2s_auth_dane";
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37 }
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38
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39 DNS Setup
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40 ---------
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41
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42 In order for other services to verify your site using using this
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43 plugin,you need to publish TLSA records (and they need to have this
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44 plugin).Here's an example using "DANE-EE Cert SHA2-256" for a host
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45 namedxmpp.example.com serving the domain example.com.
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46
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47 $ORIGIN example.com.
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48 ; Your standard SRV record
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49 _xmpp-server._tcp.example.com IN SRV 0 0 5269 xmpp.example.com.
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50 ; IPv4 and IPv6 addresses
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51 xmpp.example.com. IN A 192.0.2.68
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52 xmpp.example.com. IN AAAA 2001:0db8:0000:0000:4441:4e45:544c:5341
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53
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54 ; The DANE TLSA records. These three are equivalent, you would use only one of them.
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55 ; First, using symbolic names:
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56 _5269._tcp.xmpp.example.com. 300 IN TLSA DANE-EE Cert SHA2-256 E3B0C44298FC1C149AFBF4C8996FB92427AE41E4649B934CA495991B7852B855
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57 ; Using numbers:
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58 _5269._tcp.xmpp.example.com. 300 IN TLSA 3 0 1 E3B0C44298FC1C149AFBF4C8996FB92427AE41E4649B934CA495991B7852B855
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59 ; Raw binary format, should work even with very old DNS tools:
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60 _5269._tcp.xmpp.example.com. 300 IN TYPE52 \# 35 030001E3B0C44298FC1C149AFBF4C8996FB92427AE41E4649B934CA495991B7852B855
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61
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62 [List of DNSSEC and DANE
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63 tools](http://www.internetsociety.org/deploy360/dnssec/tools/)
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64
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65 Further reading
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66 ---------------
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67
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68 - [DANE TLSA implementation and operational
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69 guidance](http://tools.ietf.org/html/draft-ietf-dane-ops)
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70
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71 Compatibility
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72 -------------
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73
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74 Requires 0.9 or above.