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<file>notes.xml</file>
</header>
+<section><title>Ssh 4.1</title>
+
+ <section><title>Fixed Bugs and Malfunctions</title>
+ <list>
+ <item>
+ <p>
+ Send an understandable disconnect message when the key
+ exchange phase can't find a common algorithm. There are
+ also some test cases added.</p>
+ <p>
+ Own Id: OTP-11531</p>
+ </item>
+ <item>
+ <p>
+ The third parameter in <c>ssh_sftp:write_file</c> is now
+ accepting iolists again. Unicode handling adjusted.</p>
+ <p>
+ Own Id: OTP-12853 Aux Id: seq12891 </p>
+ </item>
+ </list>
+ </section>
+
+
+ <section><title>Improvements and New Features</title>
+ <list>
+ <item>
+ <p>
+ First part of ssh test suite re-organization and
+ extension.</p>
+ <p>
+ Own Id: OTP-12230</p>
+ </item>
+ <item>
+ <p>
+ The key exchange algorithms 'ecdh-sha2-nistp256',
+ 'ecdh-sha2-nistp384' and 'ecdh-sha2-nistp521' are
+ implemented. See RFC 5656.</p>
+ <p>
+ This raises the security level considerably.</p>
+ <p>
+ Own Id: OTP-12622 Aux Id: OTP-12671, OTP-12672 </p>
+ </item>
+ <item>
+ <p>
+ The key exchange algorithm 'diffie-hellman-group14-sha1'
+ is implemented. See RFC 4253.</p>
+ <p>
+ This raises the security level.</p>
+ <p>
+ Own Id: OTP-12671 Aux Id: OTP-12672, OTP-12622 </p>
+ </item>
+ <item>
+ <p>
+ The key exchange algorithms
+ 'diffie-hellman-group-exchange-sha1' and
+ 'diffie-hellman-group-exchange-sha256' are implemented.
+ See RFC 4419.</p>
+ <p>
+ This raises the security level.</p>
+ <p>
+ Own Id: OTP-12672 Aux Id: OTP-12671, OTP-12622 </p>
+ </item>
+ <item>
+ <p>
+ Adding random length extra padding as recommended in RFC
+ 4253 section 6.</p>
+ <p>
+ Own Id: OTP-12831</p>
+ </item>
+ <item>
+ <p>
+ New test library for low-level protocol testing. There is
+ also a test suite using it for some preliminary tests.
+ The intention is to build on that for more testing of
+ individual ssh messages. See
+ <c>lib/ssh/test/ssh_trpt_test_lib.erl</c> and
+ <c>ssh_protocol_SUITE.erl</c> in the same directory.</p>
+ <p>
+ Own Id: OTP-12858</p>
+ </item>
+ <item>
+ <p>
+ Increased default values for
+ diffie-hellman-group-exchange-sha* to Min = 1024, N =
+ 6144, Max = 8192.</p>
+ <p>
+ Added 6144 and 8192 bit default gex groups.</p>
+ <p>
+ Own Id: OTP-12937</p>
+ </item>
+ <item>
+ <p>
+ The mac algorithm 'hmac-sha2-512' is implemented. See RFC
+ 6668.</p>
+ <p>
+ Own Id: OTP-12938</p>
+ </item>
+ </list>
+ </section>
+
+</section>
+
<section><title>Ssh 4.0</title>
<section><title>Fixed Bugs and Malfunctions</title>