]> git.ipfire.org Git - thirdparty/openssl.git/blob - NEWS
Remove some duplicate DTLS code.
[thirdparty/openssl.git] / NEWS
1
2 NEWS
3 ====
4
5 This file gives a brief overview of the major changes between each OpenSSL
6 release. For more details please read the CHANGES file.
7
8 Major changes between OpenSSL 0.9.8za and OpenSSL 0.9.8zb [under development]:
9
10 o
11
12 Known issues in OpenSSL 0.9.8za:
13
14 o Compilation failure of s3_pkt.c on some platforms due to missing
15 <limits.h> include. Fixed in 0.9.8zb-dev.
16 o FIPS capable link failure with missing symbol BN_consttime_swap.
17 Fixed in 0.9.8zb-dev. Workaround is to compile with no-ec: the EC
18 algorithms are not FIPS approved in OpenSSL 0.9.8 anyway.
19
20 Major changes between OpenSSL 0.9.8y and OpenSSL 0.9.8za [5 Jun 2014]:
21
22 o Fix for CVE-2014-0224
23 o Fix for CVE-2014-0221
24 o Fix for CVE-2014-0195
25 o Fix for CVE-2014-3470
26 o Fix for CVE-2014-0076
27 o Fix for CVE-2010-5298
28 o Fix to TLS alert handling.
29
30 Major changes between OpenSSL 0.9.8x and OpenSSL 0.9.8y [5 Feb 2013]:
31
32 o Fix for SSL/TLS/DTLS CBC plaintext recovery attack CVE-2013-0169
33 o Fix OCSP bad key DoS attack CVE-2013-0166
34
35 Major changes between OpenSSL 0.9.8w and OpenSSL 0.9.8x [10 May 2012]:
36
37 o Fix DTLS record length checking bug CVE-2012-2333
38
39 Major changes between OpenSSL 0.9.8v and OpenSSL 0.9.8w [23 Apr 2012]:
40
41 o Fix for CVE-2012-2131 (corrected fix for 0.9.8 and CVE-2012-2110)
42
43 Major changes between OpenSSL 0.9.8u and OpenSSL 0.9.8v [19 Apr 2012]:
44
45 o Fix for ASN1 overflow bug CVE-2012-2110
46
47 Major changes between OpenSSL 0.9.8t and OpenSSL 0.9.8u [12 Mar 2012]:
48
49 o Fix for CMS/PKCS#7 MMA CVE-2012-0884
50 o Corrected fix for CVE-2011-4619
51 o Various DTLS fixes.
52
53 Major changes between OpenSSL 0.9.8s and OpenSSL 0.9.8t [18 Jan 2012]:
54
55 o Fix for DTLS DoS issue CVE-2012-0050
56
57 Major changes between OpenSSL 0.9.8r and OpenSSL 0.9.8s [4 Jan 2012]:
58
59 o Fix for DTLS plaintext recovery attack CVE-2011-4108
60 o Fix policy check double free error CVE-2011-4109
61 o Clear block padding bytes of SSL 3.0 records CVE-2011-4576
62 o Only allow one SGC handshake restart for SSL/TLS CVE-2011-4619
63 o Check for malformed RFC3779 data CVE-2011-4577
64
65 Major changes between OpenSSL 0.9.8q and OpenSSL 0.9.8r [8 Feb 2011]:
66
67 o Fix for security issue CVE-2011-0014
68
69 Major changes between OpenSSL 0.9.8p and OpenSSL 0.9.8q [2 Dec 2010]:
70
71 o Fix for security issue CVE-2010-4180
72 o Fix for CVE-2010-4252
73
74 Major changes between OpenSSL 0.9.8o and OpenSSL 0.9.8p [16 Nov 2010]:
75
76 o Fix for security issue CVE-2010-3864.
77
78 Major changes between OpenSSL 0.9.8n and OpenSSL 0.9.8o [1 Jun 2010]:
79
80 o Fix for security issue CVE-2010-0742.
81 o Various DTLS fixes.
82 o Recognise SHA2 certificates if only SSL algorithms added.
83 o Fix for no-rc4 compilation.
84 o Chil ENGINE unload workaround.
85
86 Major changes between OpenSSL 0.9.8m and OpenSSL 0.9.8n [24 Mar 2010]:
87
88 o CFB cipher definition fixes.
89 o Fix security issues CVE-2010-0740 and CVE-2010-0433.
90
91 Major changes between OpenSSL 0.9.8l and OpenSSL 0.9.8m [25 Feb 2010]:
92
93 o Cipher definition fixes.
94 o Workaround for slow RAND_poll() on some WIN32 versions.
95 o Remove MD2 from algorithm tables.
96 o SPKAC handling fixes.
97 o Support for RFC5746 TLS renegotiation extension.
98 o Compression memory leak fixed.
99 o Compression session resumption fixed.
100 o Ticket and SNI coexistence fixes.
101 o Many fixes to DTLS handling.
102
103 Major changes between OpenSSL 0.9.8k and OpenSSL 0.9.8l [5 Nov 2009]:
104
105 o Temporary work around for CVE-2009-3555: disable renegotiation.
106
107 Major changes between OpenSSL 0.9.8j and OpenSSL 0.9.8k [25 Mar 2009]:
108
109 o Fix various build issues.
110 o Fix security issues (CVE-2009-0590, CVE-2009-0591, CVE-2009-0789)
111
112 Major changes between OpenSSL 0.9.8i and OpenSSL 0.9.8j [7 Jan 2009]:
113
114 o Fix security issue (CVE-2008-5077)
115 o Merge FIPS 140-2 branch code.
116
117 Major changes between OpenSSL 0.9.8g and OpenSSL 0.9.8h [28 May 2008]:
118
119 o CryptoAPI ENGINE support.
120 o Various precautionary measures.
121 o Fix for bugs affecting certificate request creation.
122 o Support for local machine keyset attribute in PKCS#12 files.
123
124 Major changes between OpenSSL 0.9.8f and OpenSSL 0.9.8g [19 Oct 2007]:
125
126 o Backport of CMS functionality to 0.9.8.
127 o Fixes for bugs introduced with 0.9.8f.
128
129 Major changes between OpenSSL 0.9.8e and OpenSSL 0.9.8f [11 Oct 2007]:
130
131 o Add gcc 4.2 support.
132 o Add support for AES and SSE2 assembly lanugauge optimization
133 for VC++ build.
134 o Support for RFC4507bis and server name extensions if explicitly
135 selected at compile time.
136 o DTLS improvements.
137 o RFC4507bis support.
138 o TLS Extensions support.
139
140 Major changes between OpenSSL 0.9.8d and OpenSSL 0.9.8e [23 Feb 2007]:
141
142 o Various ciphersuite selection fixes.
143 o RFC3779 support.
144
145 Major changes between OpenSSL 0.9.8c and OpenSSL 0.9.8d [28 Sep 2006]:
146
147 o Introduce limits to prevent malicious key DoS (CVE-2006-2940)
148 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343)
149 o Changes to ciphersuite selection algorithm
150
151 Major changes between OpenSSL 0.9.8b and OpenSSL 0.9.8c [5 Sep 2006]:
152
153 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339
154 o New cipher Camellia
155
156 Major changes between OpenSSL 0.9.8a and OpenSSL 0.9.8b [4 May 2006]:
157
158 o Cipher string fixes.
159 o Fixes for VC++ 2005.
160 o Updated ECC cipher suite support.
161 o New functions EVP_CIPHER_CTX_new() and EVP_CIPHER_CTX_free().
162 o Zlib compression usage fixes.
163 o Built in dynamic engine compilation support on Win32.
164 o Fixes auto dynamic engine loading in Win32.
165
166 Major changes between OpenSSL 0.9.8 and OpenSSL 0.9.8a [11 Oct 2005]:
167
168 o Fix potential SSL 2.0 rollback, CVE-2005-2969
169 o Extended Windows CE support
170
171 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.8 [5 Jul 2005]:
172
173 o Major work on the BIGNUM library for higher efficiency and to
174 make operations more streamlined and less contradictory. This
175 is the result of a major audit of the BIGNUM library.
176 o Addition of BIGNUM functions for fields GF(2^m) and NIST
177 curves, to support the Elliptic Crypto functions.
178 o Major work on Elliptic Crypto; ECDH and ECDSA added, including
179 the use through EVP, X509 and ENGINE.
180 o New ASN.1 mini-compiler that's usable through the OpenSSL
181 configuration file.
182 o Added support for ASN.1 indefinite length constructed encoding.
183 o New PKCS#12 'medium level' API to manipulate PKCS#12 files.
184 o Complete rework of shared library construction and linking
185 programs with shared or static libraries, through a separate
186 Makefile.shared.
187 o Rework of the passing of parameters from one Makefile to another.
188 o Changed ENGINE framework to load dynamic engine modules
189 automatically from specifically given directories.
190 o New structure and ASN.1 functions for CertificatePair.
191 o Changed the ZLIB compression method to be stateful.
192 o Changed the key-generation and primality testing "progress"
193 mechanism to take a structure that contains the ticker
194 function and an argument.
195 o New engine module: GMP (performs private key exponentiation).
196 o New engine module: VIA PadLOck ACE extension in VIA C3
197 Nehemiah processors.
198 o Added support for IPv6 addresses in certificate extensions.
199 See RFC 1884, section 2.2.
200 o Added support for certificate policy mappings, policy
201 constraints and name constraints.
202 o Added support for multi-valued AVAs in the OpenSSL
203 configuration file.
204 o Added support for multiple certificates with the same subject
205 in the 'openssl ca' index file.
206 o Make it possible to create self-signed certificates using
207 'openssl ca -selfsign'.
208 o Make it possible to generate a serial number file with
209 'openssl ca -create_serial'.
210 o New binary search functions with extended functionality.
211 o New BUF functions.
212 o New STORE structure and library to provide an interface to all
213 sorts of data repositories. Supports storage of public and
214 private keys, certificates, CRLs, numbers and arbitrary blobs.
215 This library is unfortunately unfinished and unused withing
216 OpenSSL.
217 o New control functions for the error stack.
218 o Changed the PKCS#7 library to support one-pass S/MIME
219 processing.
220 o Added the possibility to compile without old deprecated
221 functionality with the OPENSSL_NO_DEPRECATED macro or the
222 'no-deprecated' argument to the config and Configure scripts.
223 o Constification of all ASN.1 conversion functions, and other
224 affected functions.
225 o Improved platform support for PowerPC.
226 o New FIPS 180-2 algorithms (SHA-224, -256, -384 and -512).
227 o New X509_VERIFY_PARAM structure to support parametrisation
228 of X.509 path validation.
229 o Major overhaul of RC4 performance on Intel P4, IA-64 and
230 AMD64.
231 o Changed the Configure script to have some algorithms disabled
232 by default. Those can be explicitely enabled with the new
233 argument form 'enable-xxx'.
234 o Change the default digest in 'openssl' commands from MD5 to
235 SHA-1.
236 o Added support for DTLS.
237 o New BIGNUM blinding.
238 o Added support for the RSA-PSS encryption scheme
239 o Added support for the RSA X.931 padding.
240 o Added support for BSD sockets on NetWare.
241 o Added support for files larger than 2GB.
242 o Added initial support for Win64.
243 o Added alternate pkg-config files.
244
245 Major changes between OpenSSL 0.9.7l and OpenSSL 0.9.7m [23 Feb 2007]:
246
247 o FIPS 1.1.1 module linking.
248 o Various ciphersuite selection fixes.
249
250 Major changes between OpenSSL 0.9.7k and OpenSSL 0.9.7l [28 Sep 2006]:
251
252 o Introduce limits to prevent malicious key DoS (CVE-2006-2940)
253 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343)
254
255 Major changes between OpenSSL 0.9.7j and OpenSSL 0.9.7k [5 Sep 2006]:
256
257 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339
258
259 Major changes between OpenSSL 0.9.7i and OpenSSL 0.9.7j [4 May 2006]:
260
261 o Visual C++ 2005 fixes.
262 o Update Windows build system for FIPS.
263
264 Major changes between OpenSSL 0.9.7h and OpenSSL 0.9.7i [14 Oct 2005]:
265
266 o Give EVP_MAX_MD_SIZE it's old value, except for a FIPS build.
267
268 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.7h [11 Oct 2005]:
269
270 o Fix SSL 2.0 Rollback, CVE-2005-2969
271 o Allow use of fixed-length exponent on DSA signing
272 o Default fixed-window RSA, DSA, DH private-key operations
273
274 Major changes between OpenSSL 0.9.7f and OpenSSL 0.9.7g [11 Apr 2005]:
275
276 o More compilation issues fixed.
277 o Adaptation to more modern Kerberos API.
278 o Enhanced or corrected configuration for Solaris64, Mingw and Cygwin.
279 o Enhanced x86_64 assembler BIGNUM module.
280 o More constification.
281 o Added processing of proxy certificates (RFC 3820).
282
283 Major changes between OpenSSL 0.9.7e and OpenSSL 0.9.7f [22 Mar 2005]:
284
285 o Several compilation issues fixed.
286 o Many memory allocation failure checks added.
287 o Improved comparison of X509 Name type.
288 o Mandatory basic checks on certificates.
289 o Performance improvements.
290
291 Major changes between OpenSSL 0.9.7d and OpenSSL 0.9.7e [25 Oct 2004]:
292
293 o Fix race condition in CRL checking code.
294 o Fixes to PKCS#7 (S/MIME) code.
295
296 Major changes between OpenSSL 0.9.7c and OpenSSL 0.9.7d [17 Mar 2004]:
297
298 o Security: Fix Kerberos ciphersuite SSL/TLS handshaking bug
299 o Security: Fix null-pointer assignment in do_change_cipher_spec()
300 o Allow multiple active certificates with same subject in CA index
301 o Multiple X509 verification fixes
302 o Speed up HMAC and other operations
303
304 Major changes between OpenSSL 0.9.7b and OpenSSL 0.9.7c [30 Sep 2003]:
305
306 o Security: fix various ASN1 parsing bugs.
307 o New -ignore_err option to OCSP utility.
308 o Various interop and bug fixes in S/MIME code.
309 o SSL/TLS protocol fix for unrequested client certificates.
310
311 Major changes between OpenSSL 0.9.7a and OpenSSL 0.9.7b [10 Apr 2003]:
312
313 o Security: counter the Klima-Pokorny-Rosa extension of
314 Bleichbacher's attack
315 o Security: make RSA blinding default.
316 o Configuration: Irix fixes, AIX fixes, better mingw support.
317 o Support for new platforms: linux-ia64-ecc.
318 o Build: shared library support fixes.
319 o ASN.1: treat domainComponent correctly.
320 o Documentation: fixes and additions.
321
322 Major changes between OpenSSL 0.9.7 and OpenSSL 0.9.7a [19 Feb 2003]:
323
324 o Security: Important security related bugfixes.
325 o Enhanced compatibility with MIT Kerberos.
326 o Can be built without the ENGINE framework.
327 o IA32 assembler enhancements.
328 o Support for new platforms: FreeBSD/IA64 and FreeBSD/Sparc64.
329 o Configuration: the no-err option now works properly.
330 o SSL/TLS: now handles manual certificate chain building.
331 o SSL/TLS: certain session ID malfunctions corrected.
332
333 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.7 [30 Dec 2002]:
334
335 o New library section OCSP.
336 o Complete rewrite of ASN1 code.
337 o CRL checking in verify code and openssl utility.
338 o Extension copying in 'ca' utility.
339 o Flexible display options in 'ca' utility.
340 o Provisional support for international characters with UTF8.
341 o Support for external crypto devices ('engine') is no longer
342 a separate distribution.
343 o New elliptic curve library section.
344 o New AES (Rijndael) library section.
345 o Support for new platforms: Windows CE, Tandem OSS, A/UX, AIX 64-bit,
346 Linux x86_64, Linux 64-bit on Sparc v9
347 o Extended support for some platforms: VxWorks
348 o Enhanced support for shared libraries.
349 o Now only builds PIC code when shared library support is requested.
350 o Support for pkg-config.
351 o Lots of new manuals.
352 o Makes symbolic links to or copies of manuals to cover all described
353 functions.
354 o Change DES API to clean up the namespace (some applications link also
355 against libdes providing similar functions having the same name).
356 Provide macros for backward compatibility (will be removed in the
357 future).
358 o Unify handling of cryptographic algorithms (software and engine)
359 to be available via EVP routines for asymmetric and symmetric ciphers.
360 o NCONF: new configuration handling routines.
361 o Change API to use more 'const' modifiers to improve error checking
362 and help optimizers.
363 o Finally remove references to RSAref.
364 o Reworked parts of the BIGNUM code.
365 o Support for new engines: Broadcom ubsec, Accelerated Encryption
366 Processing, IBM 4758.
367 o A few new engines added in the demos area.
368 o Extended and corrected OID (object identifier) table.
369 o PRNG: query at more locations for a random device, automatic query for
370 EGD style random sources at several locations.
371 o SSL/TLS: allow optional cipher choice according to server's preference.
372 o SSL/TLS: allow server to explicitly set new session ids.
373 o SSL/TLS: support Kerberos cipher suites (RFC2712).
374 Only supports MIT Kerberos for now.
375 o SSL/TLS: allow more precise control of renegotiations and sessions.
376 o SSL/TLS: add callback to retrieve SSL/TLS messages.
377 o SSL/TLS: support AES cipher suites (RFC3268).
378
379 Major changes between OpenSSL 0.9.6j and OpenSSL 0.9.6k [30 Sep 2003]:
380
381 o Security: fix various ASN1 parsing bugs.
382 o SSL/TLS protocol fix for unrequested client certificates.
383
384 Major changes between OpenSSL 0.9.6i and OpenSSL 0.9.6j [10 Apr 2003]:
385
386 o Security: counter the Klima-Pokorny-Rosa extension of
387 Bleichbacher's attack
388 o Security: make RSA blinding default.
389 o Build: shared library support fixes.
390
391 Major changes between OpenSSL 0.9.6h and OpenSSL 0.9.6i [19 Feb 2003]:
392
393 o Important security related bugfixes.
394
395 Major changes between OpenSSL 0.9.6g and OpenSSL 0.9.6h [5 Dec 2002]:
396
397 o New configuration targets for Tandem OSS and A/UX.
398 o New OIDs for Microsoft attributes.
399 o Better handling of SSL session caching.
400 o Better comparison of distinguished names.
401 o Better handling of shared libraries in a mixed GNU/non-GNU environment.
402 o Support assembler code with Borland C.
403 o Fixes for length problems.
404 o Fixes for uninitialised variables.
405 o Fixes for memory leaks, some unusual crashes and some race conditions.
406 o Fixes for smaller building problems.
407 o Updates of manuals, FAQ and other instructive documents.
408
409 Major changes between OpenSSL 0.9.6f and OpenSSL 0.9.6g [9 Aug 2002]:
410
411 o Important building fixes on Unix.
412
413 Major changes between OpenSSL 0.9.6e and OpenSSL 0.9.6f [8 Aug 2002]:
414
415 o Various important bugfixes.
416
417 Major changes between OpenSSL 0.9.6d and OpenSSL 0.9.6e [30 Jul 2002]:
418
419 o Important security related bugfixes.
420 o Various SSL/TLS library bugfixes.
421
422 Major changes between OpenSSL 0.9.6c and OpenSSL 0.9.6d [9 May 2002]:
423
424 o Various SSL/TLS library bugfixes.
425 o Fix DH parameter generation for 'non-standard' generators.
426
427 Major changes between OpenSSL 0.9.6b and OpenSSL 0.9.6c [21 Dec 2001]:
428
429 o Various SSL/TLS library bugfixes.
430 o BIGNUM library fixes.
431 o RSA OAEP and random number generation fixes.
432 o Object identifiers corrected and added.
433 o Add assembler BN routines for IA64.
434 o Add support for OS/390 Unix, UnixWare with gcc, OpenUNIX 8,
435 MIPS Linux; shared library support for Irix, HP-UX.
436 o Add crypto accelerator support for AEP, Baltimore SureWare,
437 Broadcom and Cryptographic Appliance's keyserver
438 [in 0.9.6c-engine release].
439
440 Major changes between OpenSSL 0.9.6a and OpenSSL 0.9.6b [9 Jul 2001]:
441
442 o Security fix: PRNG improvements.
443 o Security fix: RSA OAEP check.
444 o Security fix: Reinsert and fix countermeasure to Bleichbacher's
445 attack.
446 o MIPS bug fix in BIGNUM.
447 o Bug fix in "openssl enc".
448 o Bug fix in X.509 printing routine.
449 o Bug fix in DSA verification routine and DSA S/MIME verification.
450 o Bug fix to make PRNG thread-safe.
451 o Bug fix in RAND_file_name().
452 o Bug fix in compatibility mode trust settings.
453 o Bug fix in blowfish EVP.
454 o Increase default size for BIO buffering filter.
455 o Compatibility fixes in some scripts.
456
457 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.6a [5 Apr 2001]:
458
459 o Security fix: change behavior of OpenSSL to avoid using
460 environment variables when running as root.
461 o Security fix: check the result of RSA-CRT to reduce the
462 possibility of deducing the private key from an incorrectly
463 calculated signature.
464 o Security fix: prevent Bleichenbacher's DSA attack.
465 o Security fix: Zero the premaster secret after deriving the
466 master secret in DH ciphersuites.
467 o Reimplement SSL_peek(), which had various problems.
468 o Compatibility fix: the function des_encrypt() renamed to
469 des_encrypt1() to avoid clashes with some Unixen libc.
470 o Bug fixes for Win32, HP/UX and Irix.
471 o Bug fixes in BIGNUM, SSL, PKCS#7, PKCS#12, X.509, CONF and
472 memory checking routines.
473 o Bug fixes for RSA operations in threaded environments.
474 o Bug fixes in misc. openssl applications.
475 o Remove a few potential memory leaks.
476 o Add tighter checks of BIGNUM routines.
477 o Shared library support has been reworked for generality.
478 o More documentation.
479 o New function BN_rand_range().
480 o Add "-rand" option to openssl s_client and s_server.
481
482 Major changes between OpenSSL 0.9.5a and OpenSSL 0.9.6 [10 Oct 2000]:
483
484 o Some documentation for BIO and SSL libraries.
485 o Enhanced chain verification using key identifiers.
486 o New sign and verify options to 'dgst' application.
487 o Support for DER and PEM encoded messages in 'smime' application.
488 o New 'rsautl' application, low level RSA utility.
489 o MD4 now included.
490 o Bugfix for SSL rollback padding check.
491 o Support for external crypto devices [1].
492 o Enhanced EVP interface.
493
494 [1] The support for external crypto devices is currently a separate
495 distribution. See the file README.ENGINE.
496
497 Major changes between OpenSSL 0.9.5 and OpenSSL 0.9.5a [1 Apr 2000]:
498
499 o Bug fixes for Win32, SuSE Linux, NeXTSTEP and FreeBSD 2.2.8
500 o Shared library support for HPUX and Solaris-gcc
501 o Support of Linux/IA64
502 o Assembler support for Mingw32
503 o New 'rand' application
504 o New way to check for existence of algorithms from scripts
505
506 Major changes between OpenSSL 0.9.4 and OpenSSL 0.9.5 [25 May 2000]:
507
508 o S/MIME support in new 'smime' command
509 o Documentation for the OpenSSL command line application
510 o Automation of 'req' application
511 o Fixes to make s_client, s_server work under Windows
512 o Support for multiple fieldnames in SPKACs
513 o New SPKAC command line utilty and associated library functions
514 o Options to allow passwords to be obtained from various sources
515 o New public key PEM format and options to handle it
516 o Many other fixes and enhancements to command line utilities
517 o Usable certificate chain verification
518 o Certificate purpose checking
519 o Certificate trust settings
520 o Support of authority information access extension
521 o Extensions in certificate requests
522 o Simplified X509 name and attribute routines
523 o Initial (incomplete) support for international character sets
524 o New DH_METHOD, DSA_METHOD and enhanced RSA_METHOD
525 o Read only memory BIOs and simplified creation function
526 o TLS/SSL protocol bugfixes: Accept TLS 'client hello' in SSL 3.0
527 record; allow fragmentation and interleaving of handshake and other
528 data
529 o TLS/SSL code now "tolerates" MS SGC
530 o Work around for Netscape client certificate hang bug
531 o RSA_NULL option that removes RSA patent code but keeps other
532 RSA functionality
533 o Memory leak detection now allows applications to add extra information
534 via a per-thread stack
535 o PRNG robustness improved
536 o EGD support
537 o BIGNUM library bug fixes
538 o Faster DSA parameter generation
539 o Enhanced support for Alpha Linux
540 o Experimental MacOS support
541
542 Major changes between OpenSSL 0.9.3 and OpenSSL 0.9.4 [9 Aug 1999]:
543
544 o Transparent support for PKCS#8 format private keys: these are used
545 by several software packages and are more secure than the standard
546 form
547 o PKCS#5 v2.0 implementation
548 o Password callbacks have a new void * argument for application data
549 o Avoid various memory leaks
550 o New pipe-like BIO that allows using the SSL library when actual I/O
551 must be handled by the application (BIO pair)
552
553 Major changes between OpenSSL 0.9.2b and OpenSSL 0.9.3 [24 May 1999]:
554 o Lots of enhancements and cleanups to the Configuration mechanism
555 o RSA OEAP related fixes
556 o Added `openssl ca -revoke' option for revoking a certificate
557 o Source cleanups: const correctness, type-safe stacks and ASN.1 SETs
558 o Source tree cleanups: removed lots of obsolete files
559 o Thawte SXNet, certificate policies and CRL distribution points
560 extension support
561 o Preliminary (experimental) S/MIME support
562 o Support for ASN.1 UTF8String and VisibleString
563 o Full integration of PKCS#12 code
564 o Sparc assembler bignum implementation, optimized hash functions
565 o Option to disable selected ciphers
566
567 Major changes between OpenSSL 0.9.1c and OpenSSL 0.9.2b [22 Mar 1999]:
568 o Fixed a security hole related to session resumption
569 o Fixed RSA encryption routines for the p < q case
570 o "ALL" in cipher lists now means "everything except NULL ciphers"
571 o Support for Triple-DES CBCM cipher
572 o Support of Optimal Asymmetric Encryption Padding (OAEP) for RSA
573 o First support for new TLSv1 ciphers
574 o Added a few new BIOs (syslog BIO, reliable BIO)
575 o Extended support for DSA certificate/keys.
576 o Extended support for Certificate Signing Requests (CSR)
577 o Initial support for X.509v3 extensions
578 o Extended support for compression inside the SSL record layer
579 o Overhauled Win32 builds
580 o Cleanups and fixes to the Big Number (BN) library
581 o Support for ASN.1 GeneralizedTime
582 o Splitted ASN.1 SETs from SEQUENCEs
583 o ASN1 and PEM support for Netscape Certificate Sequences
584 o Overhauled Perl interface
585 o Lots of source tree cleanups.
586 o Lots of memory leak fixes.
587 o Lots of bug fixes.
588
589 Major changes between SSLeay 0.9.0b and OpenSSL 0.9.1c [23 Dec 1998]:
590 o Integration of the popular NO_RSA/NO_DSA patches
591 o Initial support for compression inside the SSL record layer
592 o Added BIO proxy and filtering functionality
593 o Extended Big Number (BN) library
594 o Added RIPE MD160 message digest
595 o Addeed support for RC2/64bit cipher
596 o Extended ASN.1 parser routines
597 o Adjustations of the source tree for CVS
598 o Support for various new platforms
599