cludes the OID in canonical decimal form (which means that they are possible to fetch if the caller has a mere OID which came out in this form after a call to <a href="../man3/OBJ_obj2txt.html">OBJ_obj2txt(3)</a>).</p>

<dl>

<dt id="DSA-dsaEncryption-1.2.840.10040.4.1">&quot;DSA&quot;, &quot;dsaEncryption&quot;, &quot;1.2.840.10040.4.1&quot;</dt>
<dd>

<p>The base signature algorithm, supported explicitly fetched with <a href="../man3/EVP_PKEY_sign_init_ex2.html">EVP_PKEY_sign_init_ex2(3)</a>, and implicit