5 This file gives a brief overview of the major changes between each OpenSSL
6 release. For more details please read the CHANGES file.
8 Major changes between OpenSSL 0.9.8zd and OpenSSL 0.9.8ze [under development]
12 Major changes between OpenSSL 0.9.8zc and OpenSSL 0.9.8zd [8 Jan 2015]
14 o Fix for CVE-2014-3571
15 o Fix for CVE-2014-3569
16 o Fix for CVE-2014-3572
17 o Fix for CVE-2015-0204
18 o Fix for CVE-2014-8275
19 o Fix for CVE-2014-3570
21 Major changes between OpenSSL 0.9.8zb and OpenSSL 0.9.8zc [15 Oct 2014]:
23 o Fix for CVE-2014-3513
24 o Fix for CVE-2014-3567
25 o Mitigation for CVE-2014-3566 (SSL protocol vulnerability)
26 o Fix for CVE-2014-3568
28 Major changes between OpenSSL 0.9.8za and OpenSSL 0.9.8zb [6 Aug 2014]:
30 o Fix for CVE-2014-3510
31 o Fix for CVE-2014-3507
32 o Fix for CVE-2014-3506
33 o Fix for CVE-2014-3505
34 o Fix for CVE-2014-3508
36 Known issues in OpenSSL 0.9.8za:
38 o Compilation failure of s3_pkt.c on some platforms due to missing
39 <limits.h> include. Fixed in 0.9.8zb-dev.
40 o FIPS capable link failure with missing symbol BN_consttime_swap.
41 Fixed in 0.9.8zb-dev. Workaround is to compile with no-ec: the EC
42 algorithms are not FIPS approved in OpenSSL 0.9.8 anyway.
44 Major changes between OpenSSL 0.9.8y and OpenSSL 0.9.8za [5 Jun 2014]:
46 o Fix for CVE-2014-0224
47 o Fix for CVE-2014-0221
48 o Fix for CVE-2014-0195
49 o Fix for CVE-2014-3470
50 o Fix for CVE-2014-0076
51 o Fix for CVE-2010-5298
52 o Fix to TLS alert handling.
54 Major changes between OpenSSL 0.9.8x and OpenSSL 0.9.8y [5 Feb 2013]:
56 o Fix for SSL/TLS/DTLS CBC plaintext recovery attack CVE-2013-0169
57 o Fix OCSP bad key DoS attack CVE-2013-0166
59 Major changes between OpenSSL 0.9.8w and OpenSSL 0.9.8x [10 May 2012]:
61 o Fix DTLS record length checking bug CVE-2012-2333
63 Major changes between OpenSSL 0.9.8v and OpenSSL 0.9.8w [23 Apr 2012]:
65 o Fix for CVE-2012-2131 (corrected fix for 0.9.8 and CVE-2012-2110)
67 Major changes between OpenSSL 0.9.8u and OpenSSL 0.9.8v [19 Apr 2012]:
69 o Fix for ASN1 overflow bug CVE-2012-2110
71 Major changes between OpenSSL 0.9.8t and OpenSSL 0.9.8u [12 Mar 2012]:
73 o Fix for CMS/PKCS#7 MMA CVE-2012-0884
74 o Corrected fix for CVE-2011-4619
77 Major changes between OpenSSL 0.9.8s and OpenSSL 0.9.8t [18 Jan 2012]:
79 o Fix for DTLS DoS issue CVE-2012-0050
81 Major changes between OpenSSL 0.9.8r and OpenSSL 0.9.8s [4 Jan 2012]:
83 o Fix for DTLS plaintext recovery attack CVE-2011-4108
84 o Fix policy check double free error CVE-2011-4109
85 o Clear block padding bytes of SSL 3.0 records CVE-2011-4576
86 o Only allow one SGC handshake restart for SSL/TLS CVE-2011-4619
87 o Check for malformed RFC3779 data CVE-2011-4577
89 Major changes between OpenSSL 0.9.8q and OpenSSL 0.9.8r [8 Feb 2011]:
91 o Fix for security issue CVE-2011-0014
93 Major changes between OpenSSL 0.9.8p and OpenSSL 0.9.8q [2 Dec 2010]:
95 o Fix for security issue CVE-2010-4180
96 o Fix for CVE-2010-4252
98 Major changes between OpenSSL 0.9.8o and OpenSSL 0.9.8p [16 Nov 2010]:
100 o Fix for security issue CVE-2010-3864.
102 Major changes between OpenSSL 0.9.8n and OpenSSL 0.9.8o [1 Jun 2010]:
104 o Fix for security issue CVE-2010-0742.
105 o Various DTLS fixes.
106 o Recognise SHA2 certificates if only SSL algorithms added.
107 o Fix for no-rc4 compilation.
108 o Chil ENGINE unload workaround.
110 Major changes between OpenSSL 0.9.8m and OpenSSL 0.9.8n [24 Mar 2010]:
112 o CFB cipher definition fixes.
113 o Fix security issues CVE-2010-0740 and CVE-2010-0433.
115 Major changes between OpenSSL 0.9.8l and OpenSSL 0.9.8m [25 Feb 2010]:
117 o Cipher definition fixes.
118 o Workaround for slow RAND_poll() on some WIN32 versions.
119 o Remove MD2 from algorithm tables.
120 o SPKAC handling fixes.
121 o Support for RFC5746 TLS renegotiation extension.
122 o Compression memory leak fixed.
123 o Compression session resumption fixed.
124 o Ticket and SNI coexistence fixes.
125 o Many fixes to DTLS handling.
127 Major changes between OpenSSL 0.9.8k and OpenSSL 0.9.8l [5 Nov 2009]:
129 o Temporary work around for CVE-2009-3555: disable renegotiation.
131 Major changes between OpenSSL 0.9.8j and OpenSSL 0.9.8k [25 Mar 2009]:
133 o Fix various build issues.
134 o Fix security issues (CVE-2009-0590, CVE-2009-0591, CVE-2009-0789)
136 Major changes between OpenSSL 0.9.8i and OpenSSL 0.9.8j [7 Jan 2009]:
138 o Fix security issue (CVE-2008-5077)
139 o Merge FIPS 140-2 branch code.
141 Major changes between OpenSSL 0.9.8g and OpenSSL 0.9.8h [28 May 2008]:
143 o CryptoAPI ENGINE support.
144 o Various precautionary measures.
145 o Fix for bugs affecting certificate request creation.
146 o Support for local machine keyset attribute in PKCS#12 files.
148 Major changes between OpenSSL 0.9.8f and OpenSSL 0.9.8g [19 Oct 2007]:
150 o Backport of CMS functionality to 0.9.8.
151 o Fixes for bugs introduced with 0.9.8f.
153 Major changes between OpenSSL 0.9.8e and OpenSSL 0.9.8f [11 Oct 2007]:
155 o Add gcc 4.2 support.
156 o Add support for AES and SSE2 assembly lanugauge optimization
158 o Support for RFC4507bis and server name extensions if explicitly
159 selected at compile time.
161 o RFC4507bis support.
162 o TLS Extensions support.
164 Major changes between OpenSSL 0.9.8d and OpenSSL 0.9.8e [23 Feb 2007]:
166 o Various ciphersuite selection fixes.
169 Major changes between OpenSSL 0.9.8c and OpenSSL 0.9.8d [28 Sep 2006]:
171 o Introduce limits to prevent malicious key DoS (CVE-2006-2940)
172 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343)
173 o Changes to ciphersuite selection algorithm
175 Major changes between OpenSSL 0.9.8b and OpenSSL 0.9.8c [5 Sep 2006]:
177 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339
178 o New cipher Camellia
180 Major changes between OpenSSL 0.9.8a and OpenSSL 0.9.8b [4 May 2006]:
182 o Cipher string fixes.
183 o Fixes for VC++ 2005.
184 o Updated ECC cipher suite support.
185 o New functions EVP_CIPHER_CTX_new() and EVP_CIPHER_CTX_free().
186 o Zlib compression usage fixes.
187 o Built in dynamic engine compilation support on Win32.
188 o Fixes auto dynamic engine loading in Win32.
190 Major changes between OpenSSL 0.9.8 and OpenSSL 0.9.8a [11 Oct 2005]:
192 o Fix potential SSL 2.0 rollback, CVE-2005-2969
193 o Extended Windows CE support
195 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.8 [5 Jul 2005]:
197 o Major work on the BIGNUM library for higher efficiency and to
198 make operations more streamlined and less contradictory. This
199 is the result of a major audit of the BIGNUM library.
200 o Addition of BIGNUM functions for fields GF(2^m) and NIST
201 curves, to support the Elliptic Crypto functions.
202 o Major work on Elliptic Crypto; ECDH and ECDSA added, including
203 the use through EVP, X509 and ENGINE.
204 o New ASN.1 mini-compiler that's usable through the OpenSSL
206 o Added support for ASN.1 indefinite length constructed encoding.
207 o New PKCS#12 'medium level' API to manipulate PKCS#12 files.
208 o Complete rework of shared library construction and linking
209 programs with shared or static libraries, through a separate
211 o Rework of the passing of parameters from one Makefile to another.
212 o Changed ENGINE framework to load dynamic engine modules
213 automatically from specifically given directories.
214 o New structure and ASN.1 functions for CertificatePair.
215 o Changed the ZLIB compression method to be stateful.
216 o Changed the key-generation and primality testing "progress"
217 mechanism to take a structure that contains the ticker
218 function and an argument.
219 o New engine module: GMP (performs private key exponentiation).
220 o New engine module: VIA PadLOck ACE extension in VIA C3
222 o Added support for IPv6 addresses in certificate extensions.
223 See RFC 1884, section 2.2.
224 o Added support for certificate policy mappings, policy
225 constraints and name constraints.
226 o Added support for multi-valued AVAs in the OpenSSL
228 o Added support for multiple certificates with the same subject
229 in the 'openssl ca' index file.
230 o Make it possible to create self-signed certificates using
231 'openssl ca -selfsign'.
232 o Make it possible to generate a serial number file with
233 'openssl ca -create_serial'.
234 o New binary search functions with extended functionality.
236 o New STORE structure and library to provide an interface to all
237 sorts of data repositories. Supports storage of public and
238 private keys, certificates, CRLs, numbers and arbitrary blobs.
239 This library is unfortunately unfinished and unused withing
241 o New control functions for the error stack.
242 o Changed the PKCS#7 library to support one-pass S/MIME
244 o Added the possibility to compile without old deprecated
245 functionality with the OPENSSL_NO_DEPRECATED macro or the
246 'no-deprecated' argument to the config and Configure scripts.
247 o Constification of all ASN.1 conversion functions, and other
249 o Improved platform support for PowerPC.
250 o New FIPS 180-2 algorithms (SHA-224, -256, -384 and -512).
251 o New X509_VERIFY_PARAM structure to support parametrisation
252 of X.509 path validation.
253 o Major overhaul of RC4 performance on Intel P4, IA-64 and
255 o Changed the Configure script to have some algorithms disabled
256 by default. Those can be explicitely enabled with the new
257 argument form 'enable-xxx'.
258 o Change the default digest in 'openssl' commands from MD5 to
260 o Added support for DTLS.
261 o New BIGNUM blinding.
262 o Added support for the RSA-PSS encryption scheme
263 o Added support for the RSA X.931 padding.
264 o Added support for BSD sockets on NetWare.
265 o Added support for files larger than 2GB.
266 o Added initial support for Win64.
267 o Added alternate pkg-config files.
269 Major changes between OpenSSL 0.9.7l and OpenSSL 0.9.7m [23 Feb 2007]:
271 o FIPS 1.1.1 module linking.
272 o Various ciphersuite selection fixes.
274 Major changes between OpenSSL 0.9.7k and OpenSSL 0.9.7l [28 Sep 2006]:
276 o Introduce limits to prevent malicious key DoS (CVE-2006-2940)
277 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343)
279 Major changes between OpenSSL 0.9.7j and OpenSSL 0.9.7k [5 Sep 2006]:
281 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339
283 Major changes between OpenSSL 0.9.7i and OpenSSL 0.9.7j [4 May 2006]:
285 o Visual C++ 2005 fixes.
286 o Update Windows build system for FIPS.
288 Major changes between OpenSSL 0.9.7h and OpenSSL 0.9.7i [14 Oct 2005]:
290 o Give EVP_MAX_MD_SIZE it's old value, except for a FIPS build.
292 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.7h [11 Oct 2005]:
294 o Fix SSL 2.0 Rollback, CVE-2005-2969
295 o Allow use of fixed-length exponent on DSA signing
296 o Default fixed-window RSA, DSA, DH private-key operations
298 Major changes between OpenSSL 0.9.7f and OpenSSL 0.9.7g [11 Apr 2005]:
300 o More compilation issues fixed.
301 o Adaptation to more modern Kerberos API.
302 o Enhanced or corrected configuration for Solaris64, Mingw and Cygwin.
303 o Enhanced x86_64 assembler BIGNUM module.
304 o More constification.
305 o Added processing of proxy certificates (RFC 3820).
307 Major changes between OpenSSL 0.9.7e and OpenSSL 0.9.7f [22 Mar 2005]:
309 o Several compilation issues fixed.
310 o Many memory allocation failure checks added.
311 o Improved comparison of X509 Name type.
312 o Mandatory basic checks on certificates.
313 o Performance improvements.
315 Major changes between OpenSSL 0.9.7d and OpenSSL 0.9.7e [25 Oct 2004]:
317 o Fix race condition in CRL checking code.
318 o Fixes to PKCS#7 (S/MIME) code.
320 Major changes between OpenSSL 0.9.7c and OpenSSL 0.9.7d [17 Mar 2004]:
322 o Security: Fix Kerberos ciphersuite SSL/TLS handshaking bug
323 o Security: Fix null-pointer assignment in do_change_cipher_spec()
324 o Allow multiple active certificates with same subject in CA index
325 o Multiple X509 verification fixes
326 o Speed up HMAC and other operations
328 Major changes between OpenSSL 0.9.7b and OpenSSL 0.9.7c [30 Sep 2003]:
330 o Security: fix various ASN1 parsing bugs.
331 o New -ignore_err option to OCSP utility.
332 o Various interop and bug fixes in S/MIME code.
333 o SSL/TLS protocol fix for unrequested client certificates.
335 Major changes between OpenSSL 0.9.7a and OpenSSL 0.9.7b [10 Apr 2003]:
337 o Security: counter the Klima-Pokorny-Rosa extension of
338 Bleichbacher's attack
339 o Security: make RSA blinding default.
340 o Configuration: Irix fixes, AIX fixes, better mingw support.
341 o Support for new platforms: linux-ia64-ecc.
342 o Build: shared library support fixes.
343 o ASN.1: treat domainComponent correctly.
344 o Documentation: fixes and additions.
346 Major changes between OpenSSL 0.9.7 and OpenSSL 0.9.7a [19 Feb 2003]:
348 o Security: Important security related bugfixes.
349 o Enhanced compatibility with MIT Kerberos.
350 o Can be built without the ENGINE framework.
351 o IA32 assembler enhancements.
352 o Support for new platforms: FreeBSD/IA64 and FreeBSD/Sparc64.
353 o Configuration: the no-err option now works properly.
354 o SSL/TLS: now handles manual certificate chain building.
355 o SSL/TLS: certain session ID malfunctions corrected.
357 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.7 [30 Dec 2002]:
359 o New library section OCSP.
360 o Complete rewrite of ASN1 code.
361 o CRL checking in verify code and openssl utility.
362 o Extension copying in 'ca' utility.
363 o Flexible display options in 'ca' utility.
364 o Provisional support for international characters with UTF8.
365 o Support for external crypto devices ('engine') is no longer
366 a separate distribution.
367 o New elliptic curve library section.
368 o New AES (Rijndael) library section.
369 o Support for new platforms: Windows CE, Tandem OSS, A/UX, AIX 64-bit,
370 Linux x86_64, Linux 64-bit on Sparc v9
371 o Extended support for some platforms: VxWorks
372 o Enhanced support for shared libraries.
373 o Now only builds PIC code when shared library support is requested.
374 o Support for pkg-config.
375 o Lots of new manuals.
376 o Makes symbolic links to or copies of manuals to cover all described
378 o Change DES API to clean up the namespace (some applications link also
379 against libdes providing similar functions having the same name).
380 Provide macros for backward compatibility (will be removed in the
382 o Unify handling of cryptographic algorithms (software and engine)
383 to be available via EVP routines for asymmetric and symmetric ciphers.
384 o NCONF: new configuration handling routines.
385 o Change API to use more 'const' modifiers to improve error checking
387 o Finally remove references to RSAref.
388 o Reworked parts of the BIGNUM code.
389 o Support for new engines: Broadcom ubsec, Accelerated Encryption
390 Processing, IBM 4758.
391 o A few new engines added in the demos area.
392 o Extended and corrected OID (object identifier) table.
393 o PRNG: query at more locations for a random device, automatic query for
394 EGD style random sources at several locations.
395 o SSL/TLS: allow optional cipher choice according to server's preference.
396 o SSL/TLS: allow server to explicitly set new session ids.
397 o SSL/TLS: support Kerberos cipher suites (RFC2712).
398 Only supports MIT Kerberos for now.
399 o SSL/TLS: allow more precise control of renegotiations and sessions.
400 o SSL/TLS: add callback to retrieve SSL/TLS messages.
401 o SSL/TLS: support AES cipher suites (RFC3268).
403 Major changes between OpenSSL 0.9.6j and OpenSSL 0.9.6k [30 Sep 2003]:
405 o Security: fix various ASN1 parsing bugs.
406 o SSL/TLS protocol fix for unrequested client certificates.
408 Major changes between OpenSSL 0.9.6i and OpenSSL 0.9.6j [10 Apr 2003]:
410 o Security: counter the Klima-Pokorny-Rosa extension of
411 Bleichbacher's attack
412 o Security: make RSA blinding default.
413 o Build: shared library support fixes.
415 Major changes between OpenSSL 0.9.6h and OpenSSL 0.9.6i [19 Feb 2003]:
417 o Important security related bugfixes.
419 Major changes between OpenSSL 0.9.6g and OpenSSL 0.9.6h [5 Dec 2002]:
421 o New configuration targets for Tandem OSS and A/UX.
422 o New OIDs for Microsoft attributes.
423 o Better handling of SSL session caching.
424 o Better comparison of distinguished names.
425 o Better handling of shared libraries in a mixed GNU/non-GNU environment.
426 o Support assembler code with Borland C.
427 o Fixes for length problems.
428 o Fixes for uninitialised variables.
429 o Fixes for memory leaks, some unusual crashes and some race conditions.
430 o Fixes for smaller building problems.
431 o Updates of manuals, FAQ and other instructive documents.
433 Major changes between OpenSSL 0.9.6f and OpenSSL 0.9.6g [9 Aug 2002]:
435 o Important building fixes on Unix.
437 Major changes between OpenSSL 0.9.6e and OpenSSL 0.9.6f [8 Aug 2002]:
439 o Various important bugfixes.
441 Major changes between OpenSSL 0.9.6d and OpenSSL 0.9.6e [30 Jul 2002]:
443 o Important security related bugfixes.
444 o Various SSL/TLS library bugfixes.
446 Major changes between OpenSSL 0.9.6c and OpenSSL 0.9.6d [9 May 2002]:
448 o Various SSL/TLS library bugfixes.
449 o Fix DH parameter generation for 'non-standard' generators.
451 Major changes between OpenSSL 0.9.6b and OpenSSL 0.9.6c [21 Dec 2001]:
453 o Various SSL/TLS library bugfixes.
454 o BIGNUM library fixes.
455 o RSA OAEP and random number generation fixes.
456 o Object identifiers corrected and added.
457 o Add assembler BN routines for IA64.
458 o Add support for OS/390 Unix, UnixWare with gcc, OpenUNIX 8,
459 MIPS Linux; shared library support for Irix, HP-UX.
460 o Add crypto accelerator support for AEP, Baltimore SureWare,
461 Broadcom and Cryptographic Appliance's keyserver
462 [in 0.9.6c-engine release].
464 Major changes between OpenSSL 0.9.6a and OpenSSL 0.9.6b [9 Jul 2001]:
466 o Security fix: PRNG improvements.
467 o Security fix: RSA OAEP check.
468 o Security fix: Reinsert and fix countermeasure to Bleichbacher's
470 o MIPS bug fix in BIGNUM.
471 o Bug fix in "openssl enc".
472 o Bug fix in X.509 printing routine.
473 o Bug fix in DSA verification routine and DSA S/MIME verification.
474 o Bug fix to make PRNG thread-safe.
475 o Bug fix in RAND_file_name().
476 o Bug fix in compatibility mode trust settings.
477 o Bug fix in blowfish EVP.
478 o Increase default size for BIO buffering filter.
479 o Compatibility fixes in some scripts.
481 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.6a [5 Apr 2001]:
483 o Security fix: change behavior of OpenSSL to avoid using
484 environment variables when running as root.
485 o Security fix: check the result of RSA-CRT to reduce the
486 possibility of deducing the private key from an incorrectly
487 calculated signature.
488 o Security fix: prevent Bleichenbacher's DSA attack.
489 o Security fix: Zero the premaster secret after deriving the
490 master secret in DH ciphersuites.
491 o Reimplement SSL_peek(), which had various problems.
492 o Compatibility fix: the function des_encrypt() renamed to
493 des_encrypt1() to avoid clashes with some Unixen libc.
494 o Bug fixes for Win32, HP/UX and Irix.
495 o Bug fixes in BIGNUM, SSL, PKCS#7, PKCS#12, X.509, CONF and
496 memory checking routines.
497 o Bug fixes for RSA operations in threaded environments.
498 o Bug fixes in misc. openssl applications.
499 o Remove a few potential memory leaks.
500 o Add tighter checks of BIGNUM routines.
501 o Shared library support has been reworked for generality.
502 o More documentation.
503 o New function BN_rand_range().
504 o Add "-rand" option to openssl s_client and s_server.
506 Major changes between OpenSSL 0.9.5a and OpenSSL 0.9.6 [10 Oct 2000]:
508 o Some documentation for BIO and SSL libraries.
509 o Enhanced chain verification using key identifiers.
510 o New sign and verify options to 'dgst' application.
511 o Support for DER and PEM encoded messages in 'smime' application.
512 o New 'rsautl' application, low level RSA utility.
514 o Bugfix for SSL rollback padding check.
515 o Support for external crypto devices [1].
516 o Enhanced EVP interface.
518 [1] The support for external crypto devices is currently a separate
519 distribution. See the file README.ENGINE.
521 Major changes between OpenSSL 0.9.5 and OpenSSL 0.9.5a [1 Apr 2000]:
523 o Bug fixes for Win32, SuSE Linux, NeXTSTEP and FreeBSD 2.2.8
524 o Shared library support for HPUX and Solaris-gcc
525 o Support of Linux/IA64
526 o Assembler support for Mingw32
527 o New 'rand' application
528 o New way to check for existence of algorithms from scripts
530 Major changes between OpenSSL 0.9.4 and OpenSSL 0.9.5 [25 May 2000]:
532 o S/MIME support in new 'smime' command
533 o Documentation for the OpenSSL command line application
534 o Automation of 'req' application
535 o Fixes to make s_client, s_server work under Windows
536 o Support for multiple fieldnames in SPKACs
537 o New SPKAC command line utilty and associated library functions
538 o Options to allow passwords to be obtained from various sources
539 o New public key PEM format and options to handle it
540 o Many other fixes and enhancements to command line utilities
541 o Usable certificate chain verification
542 o Certificate purpose checking
543 o Certificate trust settings
544 o Support of authority information access extension
545 o Extensions in certificate requests
546 o Simplified X509 name and attribute routines
547 o Initial (incomplete) support for international character sets
548 o New DH_METHOD, DSA_METHOD and enhanced RSA_METHOD
549 o Read only memory BIOs and simplified creation function
550 o TLS/SSL protocol bugfixes: Accept TLS 'client hello' in SSL 3.0
551 record; allow fragmentation and interleaving of handshake and other
553 o TLS/SSL code now "tolerates" MS SGC
554 o Work around for Netscape client certificate hang bug
555 o RSA_NULL option that removes RSA patent code but keeps other
557 o Memory leak detection now allows applications to add extra information
558 via a per-thread stack
559 o PRNG robustness improved
561 o BIGNUM library bug fixes
562 o Faster DSA parameter generation
563 o Enhanced support for Alpha Linux
564 o Experimental MacOS support
566 Major changes between OpenSSL 0.9.3 and OpenSSL 0.9.4 [9 Aug 1999]:
568 o Transparent support for PKCS#8 format private keys: these are used
569 by several software packages and are more secure than the standard
571 o PKCS#5 v2.0 implementation
572 o Password callbacks have a new void * argument for application data
573 o Avoid various memory leaks
574 o New pipe-like BIO that allows using the SSL library when actual I/O
575 must be handled by the application (BIO pair)
577 Major changes between OpenSSL 0.9.2b and OpenSSL 0.9.3 [24 May 1999]:
578 o Lots of enhancements and cleanups to the Configuration mechanism
579 o RSA OEAP related fixes
580 o Added `openssl ca -revoke' option for revoking a certificate
581 o Source cleanups: const correctness, type-safe stacks and ASN.1 SETs
582 o Source tree cleanups: removed lots of obsolete files
583 o Thawte SXNet, certificate policies and CRL distribution points
585 o Preliminary (experimental) S/MIME support
586 o Support for ASN.1 UTF8String and VisibleString
587 o Full integration of PKCS#12 code
588 o Sparc assembler bignum implementation, optimized hash functions
589 o Option to disable selected ciphers
591 Major changes between OpenSSL 0.9.1c and OpenSSL 0.9.2b [22 Mar 1999]:
592 o Fixed a security hole related to session resumption
593 o Fixed RSA encryption routines for the p < q case
594 o "ALL" in cipher lists now means "everything except NULL ciphers"
595 o Support for Triple-DES CBCM cipher
596 o Support of Optimal Asymmetric Encryption Padding (OAEP) for RSA
597 o First support for new TLSv1 ciphers
598 o Added a few new BIOs (syslog BIO, reliable BIO)
599 o Extended support for DSA certificate/keys.
600 o Extended support for Certificate Signing Requests (CSR)
601 o Initial support for X.509v3 extensions
602 o Extended support for compression inside the SSL record layer
603 o Overhauled Win32 builds
604 o Cleanups and fixes to the Big Number (BN) library
605 o Support for ASN.1 GeneralizedTime
606 o Splitted ASN.1 SETs from SEQUENCEs
607 o ASN1 and PEM support for Netscape Certificate Sequences
608 o Overhauled Perl interface
609 o Lots of source tree cleanups.
610 o Lots of memory leak fixes.
613 Major changes between SSLeay 0.9.0b and OpenSSL 0.9.1c [23 Dec 1998]:
614 o Integration of the popular NO_RSA/NO_DSA patches
615 o Initial support for compression inside the SSL record layer
616 o Added BIO proxy and filtering functionality
617 o Extended Big Number (BN) library
618 o Added RIPE MD160 message digest
619 o Addeed support for RC2/64bit cipher
620 o Extended ASN.1 parser routines
621 o Adjustations of the source tree for CVS
622 o Support for various new platforms