Lower EXIM_CLIENT_DH_MIN_BITS 1024 -> 512.

[users/jgh/exim.git] / doc / doc-txt / NewStuff

diff --git a/doc/doc-txt/NewStuff b/doc/doc-txt/NewStuff
index 82eaeb73bd607fffa3641cd8391776b82f4fe02c..4b9142238b85e4536aac2fad9255b7f5e814068f 100644 (file)
--- a/doc/doc-txt/NewStuff
+++ b/doc/doc-txt/NewStuff
@@ -6,7 +6,7 @@ Before a formal release, there may be quite a lot of detail so that people can
 test from the snapshots or the CVS before the documentation is updated. Once
 the documentation is updated, this file is reduced to a short list.
 
 test from the snapshots or the CVS before the documentation is updated. Once
 the documentation is updated, this file is reduced to a short list.
 

-Version 4.78
+Version 4.80

 ------------
 
  1. New authenticator driver, "gsasl".  Server-only (at present).
 ------------
 
  1. New authenticator driver, "gsasl".  Server-only (at present).


@@ -80,6 +80,9 @@ Version 4.78
 
     SNI support has been added to Exim's GnuTLS integration too.
 
 
     SNI support has been added to Exim's GnuTLS integration too.
 

+    For sufficiently recent GnuTLS libraries, ${randint:..} will now use
+    gnutls_rnd(), asking for GNUTLS_RND_NONCE level randomness.
+

 12. With OpenSSL, if built with EXPERIMENTAL_OCSP, a new option tls_ocsp_file
     is now available.  If the contents of the file are valid, then Exim will
     send that back in response to a TLS status request; this is OCSP Stapling.
 12. With OpenSSL, if built with EXPERIMENTAL_OCSP, a new option tls_ocsp_file
     is now available.  If the contents of the file are valid, then Exim will
     send that back in response to a TLS status request; this is OCSP Stapling.


@@ -91,6 +94,22 @@ Version 4.78
 13. ${lookup dnsdb{ }} supports now SPF record types. They are handled
     identically to TXT record lookups.
 
 13. ${lookup dnsdb{ }} supports now SPF record types. They are handled
     identically to TXT record lookups.
 

+14. New expansion variable $tod_epoch_l for higher-precision time.
+
+15. New global option tls_dh_max_bits, defaulting to current value of NSS
+    hard-coded limit of DH ephemeral bits, to fix interop problems caused by
+    GnuTLS 2.12 library recommending a bit count higher than NSS supports.
+
+16. tls_dhparam now used by both OpenSSL and GnuTLS, can be path or identifier.
+    Option can now be a path or an identifier for a standard prime.
+    If unset, we use the DH prime from section 2.2 of RFC 5114, "ike23".
+    Set to "historic" to get the old GnuTLS behaviour of auto-generated DH
+    primes.
+
+17. SSLv2 now disabled by default in OpenSSL.  (Never supported by GnuTLS).
+    Use "openssl_options -no_sslv2" to re-enable support, if your OpenSSL
+    install was not built with OPENSSL_NO_SSL2 ("no-ssl2").
+

 
 Version 4.77
 ------------
 
 Version 4.77
 ------------