<div class="content"><p align="right"><a href="https://msdn.microsoft.com/en-us/library/f7458576-d538-47cd-b387-b6f98449a0ee" data-linktype="external">msdn link</a></p><p>The <b>NT_OWF_PASSWORD</b> structure SHOULD<a id="Appendix_A_Target_7"></a><a aria-label="Product behavior note 7" href="0c858a52-732a-43ec-85dd-e44b357c1898#Appendix_A_7" data-linktype="relative-path">&lt;7&gt;</a> define a <a href="b5e7d25a-40b2-41c8-9611-98f53358af66#gt_9a5d11c7-eea9-4217-b9a8-478c6786e9e8" data-linktype="relative-path">one-way function (OWF)</a> of a
<a href="b5e7d25a-40b2-41c8-9611-98f53358af66#gt_b0276eb2-4e65-4cf1-a718-e0920a614aca" data-linktype="relative-path">domain</a> password. The <b>NT_OWF_PASSWORD</b>
structure SHOULD be encrypted, as specified by each method that uses this
structure. When this structure is encrypted, Netlogon methods uses the DES
encryption algorithm in ECB mode, as specified in <a href="../ms-samr/4df07fab-1bbc-452f-8e92-7853a3c7e380" data-linktype="relative-path">[MS-SAMR]</a>
section <a href="../ms-samr/a5252e8c-25e7-4616-a375-55ced086b19b" data-linktype="relative-path">2.2.11.1.1</a>
Encrypting an NT Hash or LM Hash Value with a specified key. The <a href="b5e7d25a-40b2-41c8-9611-98f53358af66#gt_4f67a585-fb00-4166-93e8-cf4abca8226d" data-linktype="relative-path">session key</a> is the
specified 16-byte key used to derive its keys using the 16-byte value process,
as specified in [MS-SAMR] section <a href="../ms-samr/ba437786-7de8-47b4-b269-5a595c255327" data-linktype="relative-path">2.2.11.1.4</a>.
For specific encryption information, see the individual methods, such as <b>NetrServerTrustPasswordsGet</b>
(section <a href="84b0d22a-9b2c-4432-8ae0-4a72eda28ea4" data-linktype="relative-path">3.5.4.4.8</a>) and
<b>NetrServerGetTrustInfo</b> (section <a href="4c2296c3-c6f0-47fc-9f01-a6fe17bf1d5b" data-linktype="relative-path">3.5.4.7.6</a>).</p><dl>
<dd>
<div><pre> typedef struct _NT_OWF_PASSWORD {
   CYPHER_BLOCK data[2];
 } NT_OWF_PASSWORD,
  *PNT_OWF_PASSWORD,
  ENCRYPTED_NT_OWF_PASSWORD,
  *PENCRYPTED_NT_OWF_PASSWORD;
</pre></div>
</dd></dl><p><b>data:</b> An array of <b>CYPHER_BLOCK </b>structures
(section <a href="56a8d298-dbeb-4eb5-ad98-76536ec352f8" data-linktype="relative-path">2.2.1.1.1</a>)
that contains the NTOWFv1 of a password. NTOWFv1 is specified in NTLM v1
Authentication in <a href="../ms-nlmp/b38c36ed-2804-4868-a9ff-8dd3182128e4" data-linktype="relative-path">[MS-NLMP]</a>
section <a href="../ms-nlmp/464551a8-9fc4-428e-b3d3-bc5bfb2e73a5" data-linktype="relative-path">3.3.1</a>.</p></div>