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 1.0.0q and OpenSSL 1.0.0r [under development]
10 o Segmentation fault in ASN1_TYPE_cmp fix (CVE-2015-0286)
11 o ASN.1 structure reuse memory corruption fix (CVE-2015-0287)
12 o PKCS7 NULL pointer dereferences fix (CVE-2015-0289)
13 o DoS via reachable assert in SSLv2 servers fix (CVE-2015-0293)
14 o Use After Free following d2i_ECPrivatekey error fix (CVE-2015-0209)
15 o X509_to_X509_REQ NULL pointer deref fix (CVE-2015-0288)
16 o Removed the export ciphers from the DEFAULT ciphers
18 Major changes between OpenSSL 1.0.0p and OpenSSL 1.0.0q [15 Jan 2015]
20 o Build fixes for the Windows and OpenVMS platforms
22 Major changes between OpenSSL 1.0.0o and OpenSSL 1.0.0p [8 Jan 2015]
24 o Fix for CVE-2014-3571
25 o Fix for CVE-2015-0206
26 o Fix for CVE-2014-3569
27 o Fix for CVE-2014-3572
28 o Fix for CVE-2015-0204
29 o Fix for CVE-2015-0205
30 o Fix for CVE-2014-8275
31 o Fix for CVE-2014-3570
33 Major changes between OpenSSL 1.0.0n and OpenSSL 1.0.0o [15 Oct 2014]
35 o Fix for CVE-2014-3513
36 o Fix for CVE-2014-3567
37 o Mitigation for CVE-2014-3566 (SSL protocol vulnerability)
38 o Fix for CVE-2014-3568
40 Major changes between OpenSSL 1.0.0m and OpenSSL 1.0.0n [6 Aug 2014]
42 o Fix for CVE-2014-3510
43 o Fix for CVE-2014-3507
44 o Fix for CVE-2014-3506
45 o Fix for CVE-2014-3505
46 o Fix for CVE-2014-3509
47 o Fix for CVE-2014-3508
49 Known issues in OpenSSL 1.0.0m:
51 o EAP-FAST and other applications using tls_session_secret_cb
52 wont resume sessions. Fixed in 1.0.0n-dev
53 o Compilation failure of s3_pkt.c on some platforms due to missing
54 <limits.h> include. Fixed in 1.0.0n-dev
56 Major changes between OpenSSL 1.0.0l and OpenSSL 1.0.0m [5 Jun 2014]
58 o Fix for CVE-2014-0224
59 o Fix for CVE-2014-0221
60 o Fix for CVE-2014-0198
61 o Fix for CVE-2014-0195
62 o Fix for CVE-2014-3470
63 o Fix for CVE-2014-0076
64 o Fix for CVE-2010-5298
66 Major changes between OpenSSL 1.0.0k and OpenSSL 1.0.0l [6 Jan 2014]
68 o Fix for DTLS retransmission bug CVE-2013-6450
70 Major changes between OpenSSL 1.0.0j and OpenSSL 1.0.0k [5 Feb 2013]:
72 o Fix for SSL/TLS/DTLS CBC plaintext recovery attack CVE-2013-0169
73 o Fix OCSP bad key DoS attack CVE-2013-0166
75 Major changes between OpenSSL 1.0.0i and OpenSSL 1.0.0j [10 May 2012]:
77 o Fix DTLS record length checking bug CVE-2012-2333
79 Major changes between OpenSSL 1.0.0h and OpenSSL 1.0.0i [19 Apr 2012]:
81 o Fix for ASN1 overflow bug CVE-2012-2110
83 Major changes between OpenSSL 1.0.0g and OpenSSL 1.0.0h [12 Mar 2012]:
85 o Fix for CMS/PKCS#7 MMA CVE-2012-0884
86 o Corrected fix for CVE-2011-4619
89 Major changes between OpenSSL 1.0.0f and OpenSSL 1.0.0g [18 Jan 2012]:
91 o Fix for DTLS DoS issue CVE-2012-0050
93 Major changes between OpenSSL 1.0.0e and OpenSSL 1.0.0f [4 Jan 2012]:
95 o Fix for DTLS plaintext recovery attack CVE-2011-4108
96 o Clear block padding bytes of SSL 3.0 records CVE-2011-4576
97 o Only allow one SGC handshake restart for SSL/TLS CVE-2011-4619
98 o Check parameters are not NULL in GOST ENGINE CVE-2012-0027
99 o Check for malformed RFC3779 data CVE-2011-4577
101 Major changes between OpenSSL 1.0.0d and OpenSSL 1.0.0e [6 Sep 2011]:
103 o Fix for CRL vulnerability issue CVE-2011-3207
104 o Fix for ECDH crashes CVE-2011-3210
105 o Protection against EC timing attacks.
106 o Support ECDH ciphersuites for certificates using SHA2 algorithms.
107 o Various DTLS fixes.
109 Major changes between OpenSSL 1.0.0c and OpenSSL 1.0.0d [8 Feb 2011]:
111 o Fix for security issue CVE-2011-0014
113 Major changes between OpenSSL 1.0.0b and OpenSSL 1.0.0c [2 Dec 2010]:
115 o Fix for security issue CVE-2010-4180
116 o Fix for CVE-2010-4252
117 o Fix mishandling of absent EC point format extension.
118 o Fix various platform compilation issues.
119 o Corrected fix for security issue CVE-2010-3864.
121 Major changes between OpenSSL 1.0.0a and OpenSSL 1.0.0b [16 Nov 2010]:
123 o Fix for security issue CVE-2010-3864.
124 o Fix for CVE-2010-2939
125 o Fix WIN32 build system for GOST ENGINE.
127 Major changes between OpenSSL 1.0.0 and OpenSSL 1.0.0a [1 Jun 2010]:
129 o Fix for security issue CVE-2010-1633.
130 o GOST MAC and CFB fixes.
132 Major changes between OpenSSL 0.9.8n and OpenSSL 1.0.0 [29 Mar 2010]:
134 o RFC3280 path validation: sufficient to process PKITS tests.
135 o Integrated support for PVK files and keyblobs.
136 o Change default private key format to PKCS#8.
137 o CMS support: able to process all examples in RFC4134
138 o Streaming ASN1 encode support for PKCS#7 and CMS.
139 o Multiple signer and signer add support for PKCS#7 and CMS.
140 o ASN1 printing support.
141 o Whirlpool hash algorithm added.
142 o RFC3161 time stamp support.
143 o New generalised public key API supporting ENGINE based algorithms.
144 o New generalised public key API utilities.
145 o New ENGINE supporting GOST algorithms.
146 o SSL/TLS GOST ciphersuite support.
147 o PKCS#7 and CMS GOST support.
148 o RFC4279 PSK ciphersuite support.
149 o Supported points format extension for ECC ciphersuites.
150 o ecdsa-with-SHA224/256/384/512 signature types.
151 o dsa-with-SHA224 and dsa-with-SHA256 signature types.
152 o Opaque PRF Input TLS extension support.
153 o Updated time routines to avoid OS limitations.
155 Major changes between OpenSSL 0.9.8m and OpenSSL 0.9.8n [24 Mar 2010]:
157 o CFB cipher definition fixes.
158 o Fix security issues CVE-2010-0740 and CVE-2010-0433.
160 Major changes between OpenSSL 0.9.8l and OpenSSL 0.9.8m [25 Feb 2010]:
162 o Cipher definition fixes.
163 o Workaround for slow RAND_poll() on some WIN32 versions.
164 o Remove MD2 from algorithm tables.
165 o SPKAC handling fixes.
166 o Support for RFC5746 TLS renegotiation extension.
167 o Compression memory leak fixed.
168 o Compression session resumption fixed.
169 o Ticket and SNI coexistence fixes.
170 o Many fixes to DTLS handling.
172 Major changes between OpenSSL 0.9.8k and OpenSSL 0.9.8l [5 Nov 2009]:
174 o Temporary work around for CVE-2009-3555: disable renegotiation.
176 Major changes between OpenSSL 0.9.8j and OpenSSL 0.9.8k [25 Mar 2009]:
178 o Fix various build issues.
179 o Fix security issues (CVE-2009-0590, CVE-2009-0591, CVE-2009-0789)
181 Major changes between OpenSSL 0.9.8i and OpenSSL 0.9.8j [7 Jan 2009]:
183 o Fix security issue (CVE-2008-5077)
184 o Merge FIPS 140-2 branch code.
186 Major changes between OpenSSL 0.9.8g and OpenSSL 0.9.8h [28 May 2008]:
188 o CryptoAPI ENGINE support.
189 o Various precautionary measures.
190 o Fix for bugs affecting certificate request creation.
191 o Support for local machine keyset attribute in PKCS#12 files.
193 Major changes between OpenSSL 0.9.8f and OpenSSL 0.9.8g [19 Oct 2007]:
195 o Backport of CMS functionality to 0.9.8.
196 o Fixes for bugs introduced with 0.9.8f.
198 Major changes between OpenSSL 0.9.8e and OpenSSL 0.9.8f [11 Oct 2007]:
200 o Add gcc 4.2 support.
201 o Add support for AES and SSE2 assembly lanugauge optimization
203 o Support for RFC4507bis and server name extensions if explicitly
204 selected at compile time.
206 o RFC4507bis support.
207 o TLS Extensions support.
209 Major changes between OpenSSL 0.9.8d and OpenSSL 0.9.8e [23 Feb 2007]:
211 o Various ciphersuite selection fixes.
214 Major changes between OpenSSL 0.9.8c and OpenSSL 0.9.8d [28 Sep 2006]:
216 o Introduce limits to prevent malicious key DoS (CVE-2006-2940)
217 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343)
218 o Changes to ciphersuite selection algorithm
220 Major changes between OpenSSL 0.9.8b and OpenSSL 0.9.8c [5 Sep 2006]:
222 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339
223 o New cipher Camellia
225 Major changes between OpenSSL 0.9.8a and OpenSSL 0.9.8b [4 May 2006]:
227 o Cipher string fixes.
228 o Fixes for VC++ 2005.
229 o Updated ECC cipher suite support.
230 o New functions EVP_CIPHER_CTX_new() and EVP_CIPHER_CTX_free().
231 o Zlib compression usage fixes.
232 o Built in dynamic engine compilation support on Win32.
233 o Fixes auto dynamic engine loading in Win32.
235 Major changes between OpenSSL 0.9.8 and OpenSSL 0.9.8a [11 Oct 2005]:
237 o Fix potential SSL 2.0 rollback, CVE-2005-2969
238 o Extended Windows CE support
240 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.8 [5 Jul 2005]:
242 o Major work on the BIGNUM library for higher efficiency and to
243 make operations more streamlined and less contradictory. This
244 is the result of a major audit of the BIGNUM library.
245 o Addition of BIGNUM functions for fields GF(2^m) and NIST
246 curves, to support the Elliptic Crypto functions.
247 o Major work on Elliptic Crypto; ECDH and ECDSA added, including
248 the use through EVP, X509 and ENGINE.
249 o New ASN.1 mini-compiler that's usable through the OpenSSL
251 o Added support for ASN.1 indefinite length constructed encoding.
252 o New PKCS#12 'medium level' API to manipulate PKCS#12 files.
253 o Complete rework of shared library construction and linking
254 programs with shared or static libraries, through a separate
256 o Rework of the passing of parameters from one Makefile to another.
257 o Changed ENGINE framework to load dynamic engine modules
258 automatically from specifically given directories.
259 o New structure and ASN.1 functions for CertificatePair.
260 o Changed the ZLIB compression method to be stateful.
261 o Changed the key-generation and primality testing "progress"
262 mechanism to take a structure that contains the ticker
263 function and an argument.
264 o New engine module: GMP (performs private key exponentiation).
265 o New engine module: VIA PadLOck ACE extension in VIA C3
267 o Added support for IPv6 addresses in certificate extensions.
268 See RFC 1884, section 2.2.
269 o Added support for certificate policy mappings, policy
270 constraints and name constraints.
271 o Added support for multi-valued AVAs in the OpenSSL
273 o Added support for multiple certificates with the same subject
274 in the 'openssl ca' index file.
275 o Make it possible to create self-signed certificates using
276 'openssl ca -selfsign'.
277 o Make it possible to generate a serial number file with
278 'openssl ca -create_serial'.
279 o New binary search functions with extended functionality.
281 o New STORE structure and library to provide an interface to all
282 sorts of data repositories. Supports storage of public and
283 private keys, certificates, CRLs, numbers and arbitrary blobs.
284 This library is unfortunately unfinished and unused withing
286 o New control functions for the error stack.
287 o Changed the PKCS#7 library to support one-pass S/MIME
289 o Added the possibility to compile without old deprecated
290 functionality with the OPENSSL_NO_DEPRECATED macro or the
291 'no-deprecated' argument to the config and Configure scripts.
292 o Constification of all ASN.1 conversion functions, and other
294 o Improved platform support for PowerPC.
295 o New FIPS 180-2 algorithms (SHA-224, -256, -384 and -512).
296 o New X509_VERIFY_PARAM structure to support parametrisation
297 of X.509 path validation.
298 o Major overhaul of RC4 performance on Intel P4, IA-64 and
300 o Changed the Configure script to have some algorithms disabled
301 by default. Those can be explicitely enabled with the new
302 argument form 'enable-xxx'.
303 o Change the default digest in 'openssl' commands from MD5 to
305 o Added support for DTLS.
306 o New BIGNUM blinding.
307 o Added support for the RSA-PSS encryption scheme
308 o Added support for the RSA X.931 padding.
309 o Added support for BSD sockets on NetWare.
310 o Added support for files larger than 2GB.
311 o Added initial support for Win64.
312 o Added alternate pkg-config files.
314 Major changes between OpenSSL 0.9.7l and OpenSSL 0.9.7m [23 Feb 2007]:
316 o FIPS 1.1.1 module linking.
317 o Various ciphersuite selection fixes.
319 Major changes between OpenSSL 0.9.7k and OpenSSL 0.9.7l [28 Sep 2006]:
321 o Introduce limits to prevent malicious key DoS (CVE-2006-2940)
322 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343)
324 Major changes between OpenSSL 0.9.7j and OpenSSL 0.9.7k [5 Sep 2006]:
326 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339
328 Major changes between OpenSSL 0.9.7i and OpenSSL 0.9.7j [4 May 2006]:
330 o Visual C++ 2005 fixes.
331 o Update Windows build system for FIPS.
333 Major changes between OpenSSL 0.9.7h and OpenSSL 0.9.7i [14 Oct 2005]:
335 o Give EVP_MAX_MD_SIZE it's old value, except for a FIPS build.
337 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.7h [11 Oct 2005]:
339 o Fix SSL 2.0 Rollback, CVE-2005-2969
340 o Allow use of fixed-length exponent on DSA signing
341 o Default fixed-window RSA, DSA, DH private-key operations
343 Major changes between OpenSSL 0.9.7f and OpenSSL 0.9.7g [11 Apr 2005]:
345 o More compilation issues fixed.
346 o Adaptation to more modern Kerberos API.
347 o Enhanced or corrected configuration for Solaris64, Mingw and Cygwin.
348 o Enhanced x86_64 assembler BIGNUM module.
349 o More constification.
350 o Added processing of proxy certificates (RFC 3820).
352 Major changes between OpenSSL 0.9.7e and OpenSSL 0.9.7f [22 Mar 2005]:
354 o Several compilation issues fixed.
355 o Many memory allocation failure checks added.
356 o Improved comparison of X509 Name type.
357 o Mandatory basic checks on certificates.
358 o Performance improvements.
360 Major changes between OpenSSL 0.9.7d and OpenSSL 0.9.7e [25 Oct 2004]:
362 o Fix race condition in CRL checking code.
363 o Fixes to PKCS#7 (S/MIME) code.
365 Major changes between OpenSSL 0.9.7c and OpenSSL 0.9.7d [17 Mar 2004]:
367 o Security: Fix Kerberos ciphersuite SSL/TLS handshaking bug
368 o Security: Fix null-pointer assignment in do_change_cipher_spec()
369 o Allow multiple active certificates with same subject in CA index
370 o Multiple X509 verification fixes
371 o Speed up HMAC and other operations
373 Major changes between OpenSSL 0.9.7b and OpenSSL 0.9.7c [30 Sep 2003]:
375 o Security: fix various ASN1 parsing bugs.
376 o New -ignore_err option to OCSP utility.
377 o Various interop and bug fixes in S/MIME code.
378 o SSL/TLS protocol fix for unrequested client certificates.
380 Major changes between OpenSSL 0.9.7a and OpenSSL 0.9.7b [10 Apr 2003]:
382 o Security: counter the Klima-Pokorny-Rosa extension of
383 Bleichbacher's attack
384 o Security: make RSA blinding default.
385 o Configuration: Irix fixes, AIX fixes, better mingw support.
386 o Support for new platforms: linux-ia64-ecc.
387 o Build: shared library support fixes.
388 o ASN.1: treat domainComponent correctly.
389 o Documentation: fixes and additions.
391 Major changes between OpenSSL 0.9.7 and OpenSSL 0.9.7a [19 Feb 2003]:
393 o Security: Important security related bugfixes.
394 o Enhanced compatibility with MIT Kerberos.
395 o Can be built without the ENGINE framework.
396 o IA32 assembler enhancements.
397 o Support for new platforms: FreeBSD/IA64 and FreeBSD/Sparc64.
398 o Configuration: the no-err option now works properly.
399 o SSL/TLS: now handles manual certificate chain building.
400 o SSL/TLS: certain session ID malfunctions corrected.
402 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.7 [30 Dec 2002]:
404 o New library section OCSP.
405 o Complete rewrite of ASN1 code.
406 o CRL checking in verify code and openssl utility.
407 o Extension copying in 'ca' utility.
408 o Flexible display options in 'ca' utility.
409 o Provisional support for international characters with UTF8.
410 o Support for external crypto devices ('engine') is no longer
411 a separate distribution.
412 o New elliptic curve library section.
413 o New AES (Rijndael) library section.
414 o Support for new platforms: Windows CE, Tandem OSS, A/UX, AIX 64-bit,
415 Linux x86_64, Linux 64-bit on Sparc v9
416 o Extended support for some platforms: VxWorks
417 o Enhanced support for shared libraries.
418 o Now only builds PIC code when shared library support is requested.
419 o Support for pkg-config.
420 o Lots of new manuals.
421 o Makes symbolic links to or copies of manuals to cover all described
423 o Change DES API to clean up the namespace (some applications link also
424 against libdes providing similar functions having the same name).
425 Provide macros for backward compatibility (will be removed in the
427 o Unify handling of cryptographic algorithms (software and engine)
428 to be available via EVP routines for asymmetric and symmetric ciphers.
429 o NCONF: new configuration handling routines.
430 o Change API to use more 'const' modifiers to improve error checking
432 o Finally remove references to RSAref.
433 o Reworked parts of the BIGNUM code.
434 o Support for new engines: Broadcom ubsec, Accelerated Encryption
435 Processing, IBM 4758.
436 o A few new engines added in the demos area.
437 o Extended and corrected OID (object identifier) table.
438 o PRNG: query at more locations for a random device, automatic query for
439 EGD style random sources at several locations.
440 o SSL/TLS: allow optional cipher choice according to server's preference.
441 o SSL/TLS: allow server to explicitly set new session ids.
442 o SSL/TLS: support Kerberos cipher suites (RFC2712).
443 Only supports MIT Kerberos for now.
444 o SSL/TLS: allow more precise control of renegotiations and sessions.
445 o SSL/TLS: add callback to retrieve SSL/TLS messages.
446 o SSL/TLS: support AES cipher suites (RFC3268).
448 Major changes between OpenSSL 0.9.6j and OpenSSL 0.9.6k [30 Sep 2003]:
450 o Security: fix various ASN1 parsing bugs.
451 o SSL/TLS protocol fix for unrequested client certificates.
453 Major changes between OpenSSL 0.9.6i and OpenSSL 0.9.6j [10 Apr 2003]:
455 o Security: counter the Klima-Pokorny-Rosa extension of
456 Bleichbacher's attack
457 o Security: make RSA blinding default.
458 o Build: shared library support fixes.
460 Major changes between OpenSSL 0.9.6h and OpenSSL 0.9.6i [19 Feb 2003]:
462 o Important security related bugfixes.
464 Major changes between OpenSSL 0.9.6g and OpenSSL 0.9.6h [5 Dec 2002]:
466 o New configuration targets for Tandem OSS and A/UX.
467 o New OIDs for Microsoft attributes.
468 o Better handling of SSL session caching.
469 o Better comparison of distinguished names.
470 o Better handling of shared libraries in a mixed GNU/non-GNU environment.
471 o Support assembler code with Borland C.
472 o Fixes for length problems.
473 o Fixes for uninitialised variables.
474 o Fixes for memory leaks, some unusual crashes and some race conditions.
475 o Fixes for smaller building problems.
476 o Updates of manuals, FAQ and other instructive documents.
478 Major changes between OpenSSL 0.9.6f and OpenSSL 0.9.6g [9 Aug 2002]:
480 o Important building fixes on Unix.
482 Major changes between OpenSSL 0.9.6e and OpenSSL 0.9.6f [8 Aug 2002]:
484 o Various important bugfixes.
486 Major changes between OpenSSL 0.9.6d and OpenSSL 0.9.6e [30 Jul 2002]:
488 o Important security related bugfixes.
489 o Various SSL/TLS library bugfixes.
491 Major changes between OpenSSL 0.9.6c and OpenSSL 0.9.6d [9 May 2002]:
493 o Various SSL/TLS library bugfixes.
494 o Fix DH parameter generation for 'non-standard' generators.
496 Major changes between OpenSSL 0.9.6b and OpenSSL 0.9.6c [21 Dec 2001]:
498 o Various SSL/TLS library bugfixes.
499 o BIGNUM library fixes.
500 o RSA OAEP and random number generation fixes.
501 o Object identifiers corrected and added.
502 o Add assembler BN routines for IA64.
503 o Add support for OS/390 Unix, UnixWare with gcc, OpenUNIX 8,
504 MIPS Linux; shared library support for Irix, HP-UX.
505 o Add crypto accelerator support for AEP, Baltimore SureWare,
506 Broadcom and Cryptographic Appliance's keyserver
507 [in 0.9.6c-engine release].
509 Major changes between OpenSSL 0.9.6a and OpenSSL 0.9.6b [9 Jul 2001]:
511 o Security fix: PRNG improvements.
512 o Security fix: RSA OAEP check.
513 o Security fix: Reinsert and fix countermeasure to Bleichbacher's
515 o MIPS bug fix in BIGNUM.
516 o Bug fix in "openssl enc".
517 o Bug fix in X.509 printing routine.
518 o Bug fix in DSA verification routine and DSA S/MIME verification.
519 o Bug fix to make PRNG thread-safe.
520 o Bug fix in RAND_file_name().
521 o Bug fix in compatibility mode trust settings.
522 o Bug fix in blowfish EVP.
523 o Increase default size for BIO buffering filter.
524 o Compatibility fixes in some scripts.
526 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.6a [5 Apr 2001]:
528 o Security fix: change behavior of OpenSSL to avoid using
529 environment variables when running as root.
530 o Security fix: check the result of RSA-CRT to reduce the
531 possibility of deducing the private key from an incorrectly
532 calculated signature.
533 o Security fix: prevent Bleichenbacher's DSA attack.
534 o Security fix: Zero the premaster secret after deriving the
535 master secret in DH ciphersuites.
536 o Reimplement SSL_peek(), which had various problems.
537 o Compatibility fix: the function des_encrypt() renamed to
538 des_encrypt1() to avoid clashes with some Unixen libc.
539 o Bug fixes for Win32, HP/UX and Irix.
540 o Bug fixes in BIGNUM, SSL, PKCS#7, PKCS#12, X.509, CONF and
541 memory checking routines.
542 o Bug fixes for RSA operations in threaded environments.
543 o Bug fixes in misc. openssl applications.
544 o Remove a few potential memory leaks.
545 o Add tighter checks of BIGNUM routines.
546 o Shared library support has been reworked for generality.
547 o More documentation.
548 o New function BN_rand_range().
549 o Add "-rand" option to openssl s_client and s_server.
551 Major changes between OpenSSL 0.9.5a and OpenSSL 0.9.6 [10 Oct 2000]:
553 o Some documentation for BIO and SSL libraries.
554 o Enhanced chain verification using key identifiers.
555 o New sign and verify options to 'dgst' application.
556 o Support for DER and PEM encoded messages in 'smime' application.
557 o New 'rsautl' application, low level RSA utility.
559 o Bugfix for SSL rollback padding check.
560 o Support for external crypto devices [1].
561 o Enhanced EVP interface.
563 [1] The support for external crypto devices is currently a separate
564 distribution. See the file README.ENGINE.
566 Major changes between OpenSSL 0.9.5 and OpenSSL 0.9.5a [1 Apr 2000]:
568 o Bug fixes for Win32, SuSE Linux, NeXTSTEP and FreeBSD 2.2.8
569 o Shared library support for HPUX and Solaris-gcc
570 o Support of Linux/IA64
571 o Assembler support for Mingw32
572 o New 'rand' application
573 o New way to check for existence of algorithms from scripts
575 Major changes between OpenSSL 0.9.4 and OpenSSL 0.9.5 [25 May 2000]:
577 o S/MIME support in new 'smime' command
578 o Documentation for the OpenSSL command line application
579 o Automation of 'req' application
580 o Fixes to make s_client, s_server work under Windows
581 o Support for multiple fieldnames in SPKACs
582 o New SPKAC command line utilty and associated library functions
583 o Options to allow passwords to be obtained from various sources
584 o New public key PEM format and options to handle it
585 o Many other fixes and enhancements to command line utilities
586 o Usable certificate chain verification
587 o Certificate purpose checking
588 o Certificate trust settings
589 o Support of authority information access extension
590 o Extensions in certificate requests
591 o Simplified X509 name and attribute routines
592 o Initial (incomplete) support for international character sets
593 o New DH_METHOD, DSA_METHOD and enhanced RSA_METHOD
594 o Read only memory BIOs and simplified creation function
595 o TLS/SSL protocol bugfixes: Accept TLS 'client hello' in SSL 3.0
596 record; allow fragmentation and interleaving of handshake and other
598 o TLS/SSL code now "tolerates" MS SGC
599 o Work around for Netscape client certificate hang bug
600 o RSA_NULL option that removes RSA patent code but keeps other
602 o Memory leak detection now allows applications to add extra information
603 via a per-thread stack
604 o PRNG robustness improved
606 o BIGNUM library bug fixes
607 o Faster DSA parameter generation
608 o Enhanced support for Alpha Linux
609 o Experimental MacOS support
611 Major changes between OpenSSL 0.9.3 and OpenSSL 0.9.4 [9 Aug 1999]:
613 o Transparent support for PKCS#8 format private keys: these are used
614 by several software packages and are more secure than the standard
616 o PKCS#5 v2.0 implementation
617 o Password callbacks have a new void * argument for application data
618 o Avoid various memory leaks
619 o New pipe-like BIO that allows using the SSL library when actual I/O
620 must be handled by the application (BIO pair)
622 Major changes between OpenSSL 0.9.2b and OpenSSL 0.9.3 [24 May 1999]:
623 o Lots of enhancements and cleanups to the Configuration mechanism
624 o RSA OEAP related fixes
625 o Added `openssl ca -revoke' option for revoking a certificate
626 o Source cleanups: const correctness, type-safe stacks and ASN.1 SETs
627 o Source tree cleanups: removed lots of obsolete files
628 o Thawte SXNet, certificate policies and CRL distribution points
630 o Preliminary (experimental) S/MIME support
631 o Support for ASN.1 UTF8String and VisibleString
632 o Full integration of PKCS#12 code
633 o Sparc assembler bignum implementation, optimized hash functions
634 o Option to disable selected ciphers
636 Major changes between OpenSSL 0.9.1c and OpenSSL 0.9.2b [22 Mar 1999]:
637 o Fixed a security hole related to session resumption
638 o Fixed RSA encryption routines for the p < q case
639 o "ALL" in cipher lists now means "everything except NULL ciphers"
640 o Support for Triple-DES CBCM cipher
641 o Support of Optimal Asymmetric Encryption Padding (OAEP) for RSA
642 o First support for new TLSv1 ciphers
643 o Added a few new BIOs (syslog BIO, reliable BIO)
644 o Extended support for DSA certificate/keys.
645 o Extended support for Certificate Signing Requests (CSR)
646 o Initial support for X.509v3 extensions
647 o Extended support for compression inside the SSL record layer
648 o Overhauled Win32 builds
649 o Cleanups and fixes to the Big Number (BN) library
650 o Support for ASN.1 GeneralizedTime
651 o Splitted ASN.1 SETs from SEQUENCEs
652 o ASN1 and PEM support for Netscape Certificate Sequences
653 o Overhauled Perl interface
654 o Lots of source tree cleanups.
655 o Lots of memory leak fixes.
658 Major changes between SSLeay 0.9.0b and OpenSSL 0.9.1c [23 Dec 1998]:
659 o Integration of the popular NO_RSA/NO_DSA patches
660 o Initial support for compression inside the SSL record layer
661 o Added BIO proxy and filtering functionality
662 o Extended Big Number (BN) library
663 o Added RIPE MD160 message digest
664 o Addeed support for RC2/64bit cipher
665 o Extended ASN.1 parser routines
666 o Adjustations of the source tree for CVS
667 o Support for various new platforms