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Substitution
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set_ACA_K2_key.html
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autodoc.git/modref/ex/predef_3A_3A/Crypto/Substitution/set_ACA_K2_key.html:62:
<div class="contentbox"> <article> <h1>Method Crypto.Substitution()->set_ACA_K2_key()</h1> <hr /> <dl class='group--doc'> <dt class='head--type'><span class='homogen--type'>Method</span> <span class='homogen--name'><b>set_ACA_K2_key</b></span> </dt>
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<dd><p><code><code class='object resolved'><a class='ms reference' href='../../../predef_3A_3A/Crypto/Substitution.html'>this_program</a></code> <b><span class='method'>set_ACA_K2_key</span>(</b><code class='datatype'>string</code> <code class='argument'>key</code>, <code class='datatype'>void</code>|<code class='datatype'>int</code> <code class='argument'>offset</code>, <code class='datatype'>
void
</code>
|
<code class='datatype'>
array
</code>
(
<code class='datatype'>
string
</code>
)
<code class='argument'>alphabet</code><b>)</b></code></p></dd>
+
<dd><p><code><code class='object resolved'><a class='ms reference' href='../../../predef_3A_3A/Crypto/Substitution.html'>this_program</a></code> <b><span class='method'>set_ACA_K2_key</span>(</b><code class='datatype'>string</code> <code class='argument'>key</code>, <code class='datatype'>void</code>|<code class='datatype'>int</code> <code class='argument'>offset</code>, <code class='datatype'>
array
</code>
(
<code class='datatype'>
string
</code>
)|
<code class='datatype'>
void
</code> <code class='argument'>alphabet</code><b>)</b></code></p></dd>
<dt class='head--doc'>Description</dt> <dd class='body--doc'><p>Sets the key according to ACA K2 key generation. The cryptogram alphabet is prepended with a keyword <code class='reference paramref'>key</code> that shifts the alphabet positions compared to the plaintext alphabet. The cryptogram alphabet is then reduced with the characters in the keyword. It is als optionally reotated <code class='reference paramref'>offset</code> number of steps.</p> </dd></dl> </article>