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<h3>
Gary E. Miller pushed to branch master
at <a href="https://gitlab.com/NTPsec/ntpsec">NTPsec / ntpsec</a>
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<h4>
Commits:
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<strong><a href="https://gitlab.com/NTPsec/ntpsec/commit/bf8afe8a35ebd3e74e4bc2e0652f305912e41313">bf8afe8a</a></strong>
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<span>by Gary E. Miller</span>
<i>at 2019-01-31T22:47:52Z</i>
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<pre class="commit-message" style="white-space: pre-wrap; margin: 0;">nts.adoc: reorder NTS-KE client/server exchange.
Match the actual order of events. S2C and C2S computed before
cokkies returned to client.
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<h4>1 changed file:</h4>
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<a href="#609c2c0b1eb27fef7a1a180c7fd078d2c4033c62">
devel/nts.adoc
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<h4>Changes:</h4>
<li id="609c2c0b1eb27fef7a1a180c7fd078d2c4033c62">
<a href="https://gitlab.com/NTPsec/ntpsec/commit/bf8afe8a35ebd3e74e4bc2e0652f305912e41313#609c2c0b1eb27fef7a1a180c7fd078d2c4033c62"><strong>devel/nts.adoc</strong></a>
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<td class="diff-line-num unfold js-unfold new_line" data-linenumber="97" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -97,6 +97,11 @@ not a network connection.</td>
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<pre style="margin: 0;"> <span id="LC97" class="line" lang="diff"><span class="gd" style="color: #000; background-color: #fdd;">- A sorted list of AEAD algorithms</span></span>
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<pre style="margin: 0;"> <span id="LC98" class="line" lang="diff"> link:https://tools.ietf.org/html/draft-ietf-ntp-using-nts-for-ntp#section-4.1.5[4.1.5]</span>
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<pre style="margin: 0;"> <span id="LC99" class="line" lang="diff"></span>
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<pre style="margin: 0;">+<span id="LC100" class="line" lang="diff"><span class="gh" style="color: #999;">==== NTS-KE server and NTS-KE client compute from the TLS connection:</span></span>
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<td class="diff-line-num new new_line" data-linenumber="101" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
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<pre style="margin: 0;">+<span id="LC101" class="line" lang="diff"><span class="gd" style="color: #000; background-color: #fdd;">- C2S and S2C encryption keys</span></span>
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<pre style="margin: 0;">+<span id="LC102" class="line" lang="diff"> link:https://tools.ietf.org/html/draft-ietf-ntp-using-nts-for-ntp#section-4.2[4.2],</span>
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<pre style="margin: 0;">+<span id="LC103" class="line" lang="diff"> link:https://tools.ietf.org/html/draft-ietf-ntp-using-nts-for-ntp#section-5.1[5.1]</span>
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<pre style="margin: 0;">+<span id="LC104" class="line" lang="diff"></span>
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<pre style="margin: 0;"> <span id="LC105" class="line" lang="diff"><span class="gh" style="color: #999;">==== NTS-KE client gets back:</span></span>
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<pre style="margin: 0;"> <span id="LC106" class="line" lang="diff"><span class="gd" style="color: #000; background-color: #fdd;">- NTPD server hostname or IP Address</span></span>
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<pre style="margin: 0;"> <span id="LC107" class="line" lang="diff"> link:https://tools.ietf.org/html/draft-ietf-ntp-using-nts-for-ntp#section-4.1.7[4.1.7]</span>
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<td class="diff-line-num unfold js-unfold new_line" data-linenumber="110" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -105,11 +110,6 @@ not a network connection.</td>
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<pre style="margin: 0;"> <span id="LC110" class="line" lang="diff"><span class="gd" style="color: #000; background-color: #fdd;">- The selected AEAD algorithm</span></span>
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<pre style="margin: 0;"> <span id="LC111" class="line" lang="diff"> link:https://tools.ietf.org/html/draft-ietf-ntp-using-nts-for-ntp#section-4.1.5[4.1.5]</span>
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<pre style="margin: 0;"> <span id="LC112" class="line" lang="diff"></span>
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<pre style="margin: 0;">-<span id="LC108" class="line" lang="diff"><span class="gh" style="color: #999;">==== NTS-KE server and NTS-KE client compute from the TLS connection:</span></span>
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<pre style="margin: 0;">-<span id="LC109" class="line" lang="diff"><span class="gd" style="color: #000; background-color: #fdd;">- C2S and S2C encryption keys</span></span>
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<pre style="margin: 0;">-<span id="LC110" class="line" lang="diff"> link:https://tools.ietf.org/html/draft-ietf-ntp-using-nts-for-ntp#section-4.2[4.2],</span>
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111
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<pre style="margin: 0;">-<span id="LC111" class="line" lang="diff"> link:https://tools.ietf.org/html/draft-ietf-ntp-using-nts-for-ntp#section-5.1[5.1]</span>
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<pre style="margin: 0;">-<span id="LC112" class="line" lang="diff"></span>
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<pre style="margin: 0;"> <span id="LC113" class="line" lang="diff">For AEAD, we need libaes_siv.so, RFC 5297</span>
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<pre style="margin: 0;"> <span id="LC114" class="line" lang="diff">It's not in OpenSSL yet.</span>
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115
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<pre style="margin: 0;"> <span id="LC115" class="line" lang="diff"> https://github.com/dfoxfranke/libaes_siv</span>
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