<div class="content"><p>The EFS_HASH_BLOB type is used to represent an <a href="230807ac-20be-494f-86e3-4c8ac23ea584#gt_2069b65d-b546-4198-abfd-768badc2258e" data-linktype="relative-path">X.509</a> <a href="230807ac-20be-494f-86e3-4c8ac23ea584#gt_7a0f4b71-23ba-434f-b781-28053ed64879" data-linktype="relative-path">certificate</a> hash.</p><dl>
<dd>
<div><pre> typedef struct _EFS_HASH_BLOB {
   [range(0, 100)] DWORD cbData;
   [size_is(cbData)] unsigned char* bData;
 } EFS_HASH_BLOB;
</pre></div>
</dd></dl><p><b>cbData:</b>  The number of bytes in the
bData buffer.</p><p><b>bData:</b>  The SHA-1 hash of an X.509
certificate. For more information on SHA-1, see <a href="https://go.microsoft.com/fwlink/?LinkId=298918" data-linktype="external">[FIPS180-4]</a>.<a id="Appendix_A_Target_22"></a><a aria-label="Product behavior note 22" href="cecd911d-7105-45cc-a7c8-348335d6f03f#Appendix_A_22" data-linktype="relative-path">&lt;22&gt;</a></p></div>