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</header>
<p>This document describes the changes made to the Crypto application.</p>
+<section><title>Crypto 4.3</title>
+
+ <section><title>Fixed Bugs and Malfunctions</title>
+ <list>
+ <item>
+ <p>
+ Removed two undocumented and erroneous functions
+ (<c>crypto:dh_generate_parameters/2</c> and
+ <c>crypto:dh_check/1</c>).</p>
+ <p>
+ Own Id: OTP-14956 Aux Id: ERL-579 </p>
+ </item>
+ <item>
+ <p>
+ Fixed bug causing VM crash if doing runtime upgrade of a
+ crypto module built against OpenSSL older than 0.9.8h.
+ Bug exists since OTP-20.2.</p>
+ <p>
+ Own Id: OTP-15088</p>
+ </item>
+ </list>
+ </section>
+
+
+ <section><title>Improvements and New Features</title>
+ <list>
+ <item>
+ <p>
+ A new <c>rand</c> plugin algorithm has been implemented
+ in <c>crypto</c>, that is: <c>crypto_cache</c>. It uses
+ strong random bytes as randomness source and caches them
+ to get good speed. See <c>crypto:rand_seed_alg/1</c>.</p>
+ <p>
+ Own Id: OTP-13370 Aux Id: PR-1573 </p>
+ </item>
+ <item>
+ <p>
+ Diffie-Hellman key functions are re-written with the
+ EVP_PKEY api.</p>
+ <p>
+ Own Id: OTP-14864</p>
+ </item>
+ </list>
+ </section>
+
+</section>
+
<section><title>Crypto 4.2.2</title>
<section><title>Fixed Bugs and Malfunctions</title>