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<div class="sect2" lang="en">
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<div class="titlepage"><div><div><h3 class="title">
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<a name="auth-password"></a>20.2.2.�Password authentication</h3></div></div></div>
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<code class="literal">crypt</code>, and <code class="literal">password</code>. These methods operate
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similarly except for the way that the password is sent across the
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connection: respectively, MD5-hashed, crypt-encrypted, and clear-text.