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a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync — DNSSEC DS RR generation tool
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync [<code class="option">-v <em class="replaceable"><code>level</code></em></code>]
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync [<code class="option">-a <em class="replaceable"><code>alg</code></em></code>]
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync [<code class="option">-l <em class="replaceable"><code>domain</code></em></code>]
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync [<code class="option">-T <em class="replaceable"><code>TTL</code></em></code>]
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync [<code class="option">-a <em class="replaceable"><code>alg</code></em></code>]
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync [<code class="option">-K <em class="replaceable"><code>directory</code></em></code>]
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync [<code class="option">-l <em class="replaceable"><code>domain</code></em></code>]
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync [<code class="option">-c <em class="replaceable"><code>class</code></em></code>]
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync [<code class="option">-T <em class="replaceable"><code>TTL</code></em></code>]
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync [<code class="option">-f <em class="replaceable"><code>file</code></em></code>]
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync [<code class="option">-v <em class="replaceable"><code>level</code></em></code>]
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync <p><span class="command"><strong>dnssec-dsfromkey</strong></span>
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync outputs the Delegation Signer (DS) resource record (RR), as defined in
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync RFC 3658 and RFC 4509, for the given key(s).
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync <div class="variablelist"><dl class="variablelist">
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync Use SHA-1 as the digest algorithm (the default is to use
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync both SHA-1 and SHA-256).
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync Use SHA-256 as the digest algorithm.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync<dt><span class="term">-a <em class="replaceable"><code>algorithm</code></em></span></dt>
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync Select the digest algorithm. The value of
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync <code class="option">algorithm</code> must be one of SHA-1 (SHA1),
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync SHA-256 (SHA256), GOST or SHA-384 (SHA384).
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync These values are case insensitive.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync Generate CDS records rather than DS records. This is mutually
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync exclusive with generating lookaside records.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync<dt><span class="term">-T <em class="replaceable"><code>TTL</code></em></span></dt>
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync Specifies the TTL of the DS records.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync<dt><span class="term">-K <em class="replaceable"><code>directory</code></em></span></dt>
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync Look for key files (or, in keyset mode,
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync<dt><span class="term">-f <em class="replaceable"><code>file</code></em></span></dt>
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync Zone file mode: in place of the keyfile name, the argument is
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync the DNS domain name of a zone master file, which can be read
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync from <code class="option">file</code>. If the zone name is the same as
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync <code class="option">file</code>, then it may be omitted.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync If <code class="option">file</code> is set to <code class="literal">"-"</code>, then
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync the zone data is read from the standard input. This makes it
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync possible to use the output of the <span class="command"><strong>dig</strong></span>
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync command as input, as in:
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync <strong class="userinput"><code>dig dnskey example.com | dnssec-dsfromkey -f - example.com</code></strong>
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync Include ZSKs when generating DS records. Without this option,
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync only keys which have the KSK flag set will be converted to DS
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync records and printed. Useful only in zone file mode.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync<dt><span class="term">-l <em class="replaceable"><code>domain</code></em></span></dt>
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync Generate a DLV set instead of a DS set. The specified
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync <code class="option">domain</code> is appended to the name for each
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync record in the set.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync The DNSSEC Lookaside Validation (DLV) RR is described
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync in RFC 4431. This is mutually exclusive with generating
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync CDS records.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync Keyset mode: in place of the keyfile name, the argument is
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync the DNS domain name of a keyset file.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync<dt><span class="term">-c <em class="replaceable"><code>class</code></em></span></dt>
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync Specifies the DNS class (default is IN). Useful only
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync in keyset or zone file mode.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync<dt><span class="term">-v <em class="replaceable"><code>level</code></em></span></dt>
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync Sets the debugging level.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync Prints usage information.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync Prints version information.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync To build the SHA-256 DS RR from the
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync <strong class="userinput"><code>Kexample.com.+003+26160</code></strong>
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync keyfile name, the following command would be issued:
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync <p><strong class="userinput"><code>dnssec-dsfromkey -2 Kexample.com.+003+26160</code></strong>
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync The command would print something like:
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync <p><strong class="userinput"><code>example.com. IN DS 26160 5 2 3A1EADA7A74B8D0BA86726B0C227AA85AB8BBD2B2004F41A868A54F0 C5EA0B94</code></strong>
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync The keyfile can be designed by the key identification
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync <code class="filename">Knnnn.+aaa+iiiii</code> or the full file name
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync <code class="filename">Knnnn.+aaa+iiiii.key</code> as generated by
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync <span class="refentrytitle">dnssec-keygen</span>(8).
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync The keyset file name is built from the <code class="option">directory</code>,
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync the string <code class="filename">keyset-</code> and the
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync A keyfile error can give a "file not found" even if the file exists.
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync <span class="refentrytitle">dnssec-keygen</span>(8)
a33af978add1a03aab11b2895f441af5cb2a11a6vboxsync <span class="refentrytitle">dnssec-signzone</span>(8)
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