tion is the public or private DRBG associated with the specified <i>ctx</i>. The parameter can be NULL, in which case the default library context is used (see <a href="../man3/OSSL_LIB_CTX.html">OSSL_LIB_CTX(3)</a>. If the default RAND_METHOD has been changed then for compatibility reasons the RAND_METHOD will be used in preference and the DRBG of the library context ignored.</p>

<h1 id="NOTES">NOTES</h1>

<p>By default, the OpenSSL CSPRNG supports a security level of 256 bits, provided it was able to seed