source: vbox/trunk/doc/manual/en_US/man_VBoxManage-checkmediumpwd.xml@ 93708

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<refentry id="vboxmanage-checkmediumpwd" lang="en">
  <refentryinfo>
    <pubdate>August 2019</pubdate>
    <title>VBoxManage checkmediumpwd</title>
  </refentryinfo>

  <refmeta>
    <refentrytitle>VBoxManage-checkmediumpwd</refentrytitle>
    <manvolnum>1</manvolnum>
  </refmeta>

  <refnamediv>
    <refname>VBoxManage-checkmediumpwd</refname>
    <refpurpose>check encryption password on a DEK-encrypted medium or a disk image</refpurpose>
    <refclass>Oracle VM VirtualBox</refclass>
  </refnamediv>

  <refsynopsisdiv>
    <cmdsynopsis id="synopsis-vboxmanage-checkmediumpwd">
<!-- The 'id' is mandatory and must start with 'synopsis-'. -->
      <command>VBoxManage checkmediumpwd</command>
      <group choice="req">
        <arg choice="plain"><replaceable>uuid</replaceable></arg>
        <arg choice="plain"><replaceable>filename</replaceable></arg>
      </group>
      <arg choice="req"><replaceable>password-file</replaceable></arg>
    </cmdsynopsis>
  </refsynopsisdiv>

  <refsect1>
    <title>Description</title>
    <para>
      The <command>VBoxManage checkmediumpwd</command> command checks
      the current encryption password on a DEK-encrypted medium or a
      disk image. See <xref linkend="diskencryption-encryption" />.
    </para>
    <para>
      The command response indicates if the specified password is
      correct.
    </para>
    <variablelist>
      <varlistentry>
        <term><replaceable>uuid</replaceable>|<replaceable>filename</replaceable></term>
        <listitem><para>
            Specifies the Universally Unique Identifier (UUID) or the
            absolute path name of the medium or image.
          </para></listitem>
      </varlistentry>
      <varlistentry>
        <term><replaceable>password-file</replaceable></term>
        <listitem><para>
            Specifies the password identifier to check. The password
            identifier can be the absolute path name of a password file
            on the host OS or the dash character (<literal>-</literal>)
            to prompt you for the password on the command line.
          </para></listitem>
      </varlistentry>
    </variablelist>
  </refsect1>

  <refsect1>
    <title>Examples</title>
    <remark role="help-scope" condition="GLOBAL" />
    <para>
      The following example checks the encryption password for the
      <filename>ol7u4-1.vdi</filename> disk image. The password
      identifier is a file called <filename>pwfile</filename>.
    </para>
    <para>
      The command returns a message indicating that the specified
      password is correct.
    </para>
<screen>$ VBoxManage checkmediumpwd "$HOME/VirtualBox VMs/ol7u4/ol7u4-1.vdi" /home/user/pwfile
  The given password is correct</screen>
  </refsect1>

  <refsect1>
    <title>See Also</title>
    <para>
      <xref linkend="vboxmanage-encryptmedium" />
    </para>
  </refsect1>
</refentry>