NEWS revision 246772
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 1.0.1d and OpenSSL 1.0.1e: 9 10 o Corrected fix for CVE-2013-0169 11 12 Major changes between OpenSSL 1.0.1c and OpenSSL 1.0.1d: 13 14 o Fix renegotiation in TLS 1.1, 1.2 by using the correct TLS version. 15 o Include the fips configuration module. 16 o Fix OCSP bad key DoS attack CVE-2013-0166 17 o Fix for SSL/TLS/DTLS CBC plaintext recovery attack CVE-2013-0169 18 o Fix for TLS AESNI record handling flaw CVE-2012-2686 19 20 Major changes between OpenSSL 1.0.1b and OpenSSL 1.0.1c: 21 22 o Fix TLS/DTLS record length checking bug CVE-2012-2333 23 o Don't attempt to use non-FIPS composite ciphers in FIPS mode. 24 25 Major changes between OpenSSL 1.0.1a and OpenSSL 1.0.1b: 26 27 o Fix compilation error on non-x86 platforms. 28 o Make FIPS capable OpenSSL ciphers work in non-FIPS mode. 29 o Fix SSL_OP_NO_TLSv1_1 clash with SSL_OP_ALL in OpenSSL 1.0.0 30 31 Major changes between OpenSSL 1.0.1 and OpenSSL 1.0.1a: 32 33 o Fix for ASN1 overflow bug CVE-2012-2110 34 o Workarounds for some servers that hang on long client hellos. 35 o Fix SEGV in AES code. 36 37 Major changes between OpenSSL 1.0.0h and OpenSSL 1.0.1: 38 39 o TLS/DTLS heartbeat support. 40 o SCTP support. 41 o RFC 5705 TLS key material exporter. 42 o RFC 5764 DTLS-SRTP negotiation. 43 o Next Protocol Negotiation. 44 o PSS signatures in certificates, requests and CRLs. 45 o Support for password based recipient info for CMS. 46 o Support TLS v1.2 and TLS v1.1. 47 o Preliminary FIPS capability for unvalidated 2.0 FIPS module. 48 o SRP support. 49 50 Major changes between OpenSSL 1.0.0g and OpenSSL 1.0.0h: 51 52 o Fix for CMS/PKCS#7 MMA CVE-2012-0884 53 o Corrected fix for CVE-2011-4619 54 o Various DTLS fixes. 55 56 Major changes between OpenSSL 1.0.0f and OpenSSL 1.0.0g: 57 58 o Fix for DTLS DoS issue CVE-2012-0050 59 60 Major changes between OpenSSL 1.0.0e and OpenSSL 1.0.0f: 61 62 o Fix for DTLS plaintext recovery attack CVE-2011-4108 63 o Clear block padding bytes of SSL 3.0 records CVE-2011-4576 64 o Only allow one SGC handshake restart for SSL/TLS CVE-2011-4619 65 o Check parameters are not NULL in GOST ENGINE CVE-2012-0027 66 o Check for malformed RFC3779 data CVE-2011-4577 67 68 Major changes between OpenSSL 1.0.0d and OpenSSL 1.0.0e: 69 70 o Fix for CRL vulnerability issue CVE-2011-3207 71 o Fix for ECDH crashes CVE-2011-3210 72 o Protection against EC timing attacks. 73 o Support ECDH ciphersuites for certificates using SHA2 algorithms. 74 o Various DTLS fixes. 75 76 Major changes between OpenSSL 1.0.0c and OpenSSL 1.0.0d: 77 78 o Fix for security issue CVE-2011-0014 79 80 Major changes between OpenSSL 1.0.0b and OpenSSL 1.0.0c: 81 82 o Fix for security issue CVE-2010-4180 83 o Fix for CVE-2010-4252 84 o Fix mishandling of absent EC point format extension. 85 o Fix various platform compilation issues. 86 o Corrected fix for security issue CVE-2010-3864. 87 88 Major changes between OpenSSL 1.0.0a and OpenSSL 1.0.0b: 89 90 o Fix for security issue CVE-2010-3864. 91 o Fix for CVE-2010-2939 92 o Fix WIN32 build system for GOST ENGINE. 93 94 Major changes between OpenSSL 1.0.0 and OpenSSL 1.0.0a: 95 96 o Fix for security issue CVE-2010-1633. 97 o GOST MAC and CFB fixes. 98 99 Major changes between OpenSSL 0.9.8n and OpenSSL 1.0.0: 100 101 o RFC3280 path validation: sufficient to process PKITS tests. 102 o Integrated support for PVK files and keyblobs. 103 o Change default private key format to PKCS#8. 104 o CMS support: able to process all examples in RFC4134 105 o Streaming ASN1 encode support for PKCS#7 and CMS. 106 o Multiple signer and signer add support for PKCS#7 and CMS. 107 o ASN1 printing support. 108 o Whirlpool hash algorithm added. 109 o RFC3161 time stamp support. 110 o New generalised public key API supporting ENGINE based algorithms. 111 o New generalised public key API utilities. 112 o New ENGINE supporting GOST algorithms. 113 o SSL/TLS GOST ciphersuite support. 114 o PKCS#7 and CMS GOST support. 115 o RFC4279 PSK ciphersuite support. 116 o Supported points format extension for ECC ciphersuites. 117 o ecdsa-with-SHA224/256/384/512 signature types. 118 o dsa-with-SHA224 and dsa-with-SHA256 signature types. 119 o Opaque PRF Input TLS extension support. 120 o Updated time routines to avoid OS limitations. 121 122 Major changes between OpenSSL 0.9.8q and OpenSSL 0.9.8r: 123 124 o Fix for security issue CVE-2011-0014 125 126 Major changes between OpenSSL 0.9.8p and OpenSSL 0.9.8q: 127 128 o Fix for security issue CVE-2010-4180 129 o Fix for CVE-2010-4252 130 131 Major changes between OpenSSL 0.9.8o and OpenSSL 0.9.8p: 132 133 o Fix for security issue CVE-2010-3864. 134 135 Major changes between OpenSSL 0.9.8n and OpenSSL 0.9.8o: 136 137 o Fix for security issue CVE-2010-0742. 138 o Various DTLS fixes. 139 o Recognise SHA2 certificates if only SSL algorithms added. 140 o Fix for no-rc4 compilation. 141 o Chil ENGINE unload workaround. 142 143 Major changes between OpenSSL 0.9.8m and OpenSSL 0.9.8n: 144 145 o CFB cipher definition fixes. 146 o Fix security issues CVE-2010-0740 and CVE-2010-0433. 147 148 Major changes between OpenSSL 0.9.8l and OpenSSL 0.9.8m: 149 150 o Cipher definition fixes. 151 o Workaround for slow RAND_poll() on some WIN32 versions. 152 o Remove MD2 from algorithm tables. 153 o SPKAC handling fixes. 154 o Support for RFC5746 TLS renegotiation extension. 155 o Compression memory leak fixed. 156 o Compression session resumption fixed. 157 o Ticket and SNI coexistence fixes. 158 o Many fixes to DTLS handling. 159 160 Major changes between OpenSSL 0.9.8k and OpenSSL 0.9.8l: 161 162 o Temporary work around for CVE-2009-3555: disable renegotiation. 163 164 Major changes between OpenSSL 0.9.8j and OpenSSL 0.9.8k: 165 166 o Fix various build issues. 167 o Fix security issues (CVE-2009-0590, CVE-2009-0591, CVE-2009-0789) 168 169 Major changes between OpenSSL 0.9.8i and OpenSSL 0.9.8j: 170 171 o Fix security issue (CVE-2008-5077) 172 o Merge FIPS 140-2 branch code. 173 174 Major changes between OpenSSL 0.9.8g and OpenSSL 0.9.8h: 175 176 o CryptoAPI ENGINE support. 177 o Various precautionary measures. 178 o Fix for bugs affecting certificate request creation. 179 o Support for local machine keyset attribute in PKCS#12 files. 180 181 Major changes between OpenSSL 0.9.8f and OpenSSL 0.9.8g: 182 183 o Backport of CMS functionality to 0.9.8. 184 o Fixes for bugs introduced with 0.9.8f. 185 186 Major changes between OpenSSL 0.9.8e and OpenSSL 0.9.8f: 187 188 o Add gcc 4.2 support. 189 o Add support for AES and SSE2 assembly lanugauge optimization 190 for VC++ build. 191 o Support for RFC4507bis and server name extensions if explicitly 192 selected at compile time. 193 o DTLS improvements. 194 o RFC4507bis support. 195 o TLS Extensions support. 196 197 Major changes between OpenSSL 0.9.8d and OpenSSL 0.9.8e: 198 199 o Various ciphersuite selection fixes. 200 o RFC3779 support. 201 202 Major changes between OpenSSL 0.9.8c and OpenSSL 0.9.8d: 203 204 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 205 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 206 o Changes to ciphersuite selection algorithm 207 208 Major changes between OpenSSL 0.9.8b and OpenSSL 0.9.8c: 209 210 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 211 o New cipher Camellia 212 213 Major changes between OpenSSL 0.9.8a and OpenSSL 0.9.8b: 214 215 o Cipher string fixes. 216 o Fixes for VC++ 2005. 217 o Updated ECC cipher suite support. 218 o New functions EVP_CIPHER_CTX_new() and EVP_CIPHER_CTX_free(). 219 o Zlib compression usage fixes. 220 o Built in dynamic engine compilation support on Win32. 221 o Fixes auto dynamic engine loading in Win32. 222 223 Major changes between OpenSSL 0.9.8 and OpenSSL 0.9.8a: 224 225 o Fix potential SSL 2.0 rollback, CVE-2005-2969 226 o Extended Windows CE support 227 228 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.8: 229 230 o Major work on the BIGNUM library for higher efficiency and to 231 make operations more streamlined and less contradictory. This 232 is the result of a major audit of the BIGNUM library. 233 o Addition of BIGNUM functions for fields GF(2^m) and NIST 234 curves, to support the Elliptic Crypto functions. 235 o Major work on Elliptic Crypto; ECDH and ECDSA added, including 236 the use through EVP, X509 and ENGINE. 237 o New ASN.1 mini-compiler that's usable through the OpenSSL 238 configuration file. 239 o Added support for ASN.1 indefinite length constructed encoding. 240 o New PKCS#12 'medium level' API to manipulate PKCS#12 files. 241 o Complete rework of shared library construction and linking 242 programs with shared or static libraries, through a separate 243 Makefile.shared. 244 o Rework of the passing of parameters from one Makefile to another. 245 o Changed ENGINE framework to load dynamic engine modules 246 automatically from specifically given directories. 247 o New structure and ASN.1 functions for CertificatePair. 248 o Changed the ZLIB compression method to be stateful. 249 o Changed the key-generation and primality testing "progress" 250 mechanism to take a structure that contains the ticker 251 function and an argument. 252 o New engine module: GMP (performs private key exponentiation). 253 o New engine module: VIA PadLOck ACE extension in VIA C3 254 Nehemiah processors. 255 o Added support for IPv6 addresses in certificate extensions. 256 See RFC 1884, section 2.2. 257 o Added support for certificate policy mappings, policy 258 constraints and name constraints. 259 o Added support for multi-valued AVAs in the OpenSSL 260 configuration file. 261 o Added support for multiple certificates with the same subject 262 in the 'openssl ca' index file. 263 o Make it possible to create self-signed certificates using 264 'openssl ca -selfsign'. 265 o Make it possible to generate a serial number file with 266 'openssl ca -create_serial'. 267 o New binary search functions with extended functionality. 268 o New BUF functions. 269 o New STORE structure and library to provide an interface to all 270 sorts of data repositories. Supports storage of public and 271 private keys, certificates, CRLs, numbers and arbitrary blobs. 272 This library is unfortunately unfinished and unused withing 273 OpenSSL. 274 o New control functions for the error stack. 275 o Changed the PKCS#7 library to support one-pass S/MIME 276 processing. 277 o Added the possibility to compile without old deprecated 278 functionality with the OPENSSL_NO_DEPRECATED macro or the 279 'no-deprecated' argument to the config and Configure scripts. 280 o Constification of all ASN.1 conversion functions, and other 281 affected functions. 282 o Improved platform support for PowerPC. 283 o New FIPS 180-2 algorithms (SHA-224, -256, -384 and -512). 284 o New X509_VERIFY_PARAM structure to support parametrisation 285 of X.509 path validation. 286 o Major overhaul of RC4 performance on Intel P4, IA-64 and 287 AMD64. 288 o Changed the Configure script to have some algorithms disabled 289 by default. Those can be explicitely enabled with the new 290 argument form 'enable-xxx'. 291 o Change the default digest in 'openssl' commands from MD5 to 292 SHA-1. 293 o Added support for DTLS. 294 o New BIGNUM blinding. 295 o Added support for the RSA-PSS encryption scheme 296 o Added support for the RSA X.931 padding. 297 o Added support for BSD sockets on NetWare. 298 o Added support for files larger than 2GB. 299 o Added initial support for Win64. 300 o Added alternate pkg-config files. 301 302 Major changes between OpenSSL 0.9.7l and OpenSSL 0.9.7m: 303 304 o FIPS 1.1.1 module linking. 305 o Various ciphersuite selection fixes. 306 307 Major changes between OpenSSL 0.9.7k and OpenSSL 0.9.7l: 308 309 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 310 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 311 312 Major changes between OpenSSL 0.9.7j and OpenSSL 0.9.7k: 313 314 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 315 316 Major changes between OpenSSL 0.9.7i and OpenSSL 0.9.7j: 317 318 o Visual C++ 2005 fixes. 319 o Update Windows build system for FIPS. 320 321 Major changes between OpenSSL 0.9.7h and OpenSSL 0.9.7i: 322 323 o Give EVP_MAX_MD_SIZE it's old value, except for a FIPS build. 324 325 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.7h: 326 327 o Fix SSL 2.0 Rollback, CVE-2005-2969 328 o Allow use of fixed-length exponent on DSA signing 329 o Default fixed-window RSA, DSA, DH private-key operations 330 331 Major changes between OpenSSL 0.9.7f and OpenSSL 0.9.7g: 332 333 o More compilation issues fixed. 334 o Adaptation to more modern Kerberos API. 335 o Enhanced or corrected configuration for Solaris64, Mingw and Cygwin. 336 o Enhanced x86_64 assembler BIGNUM module. 337 o More constification. 338 o Added processing of proxy certificates (RFC 3820). 339 340 Major changes between OpenSSL 0.9.7e and OpenSSL 0.9.7f: 341 342 o Several compilation issues fixed. 343 o Many memory allocation failure checks added. 344 o Improved comparison of X509 Name type. 345 o Mandatory basic checks on certificates. 346 o Performance improvements. 347 348 Major changes between OpenSSL 0.9.7d and OpenSSL 0.9.7e: 349 350 o Fix race condition in CRL checking code. 351 o Fixes to PKCS#7 (S/MIME) code. 352 353 Major changes between OpenSSL 0.9.7c and OpenSSL 0.9.7d: 354 355 o Security: Fix Kerberos ciphersuite SSL/TLS handshaking bug 356 o Security: Fix null-pointer assignment in do_change_cipher_spec() 357 o Allow multiple active certificates with same subject in CA index 358 o Multiple X509 verification fixes 359 o Speed up HMAC and other operations 360 361 Major changes between OpenSSL 0.9.7b and OpenSSL 0.9.7c: 362 363 o Security: fix various ASN1 parsing bugs. 364 o New -ignore_err option to OCSP utility. 365 o Various interop and bug fixes in S/MIME code. 366 o SSL/TLS protocol fix for unrequested client certificates. 367 368 Major changes between OpenSSL 0.9.7a and OpenSSL 0.9.7b: 369 370 o Security: counter the Klima-Pokorny-Rosa extension of 371 Bleichbacher's attack 372 o Security: make RSA blinding default. 373 o Configuration: Irix fixes, AIX fixes, better mingw support. 374 o Support for new platforms: linux-ia64-ecc. 375 o Build: shared library support fixes. 376 o ASN.1: treat domainComponent correctly. 377 o Documentation: fixes and additions. 378 379 Major changes between OpenSSL 0.9.7 and OpenSSL 0.9.7a: 380 381 o Security: Important security related bugfixes. 382 o Enhanced compatibility with MIT Kerberos. 383 o Can be built without the ENGINE framework. 384 o IA32 assembler enhancements. 385 o Support for new platforms: FreeBSD/IA64 and FreeBSD/Sparc64. 386 o Configuration: the no-err option now works properly. 387 o SSL/TLS: now handles manual certificate chain building. 388 o SSL/TLS: certain session ID malfunctions corrected. 389 390 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.7: 391 392 o New library section OCSP. 393 o Complete rewrite of ASN1 code. 394 o CRL checking in verify code and openssl utility. 395 o Extension copying in 'ca' utility. 396 o Flexible display options in 'ca' utility. 397 o Provisional support for international characters with UTF8. 398 o Support for external crypto devices ('engine') is no longer 399 a separate distribution. 400 o New elliptic curve library section. 401 o New AES (Rijndael) library section. 402 o Support for new platforms: Windows CE, Tandem OSS, A/UX, AIX 64-bit, 403 Linux x86_64, Linux 64-bit on Sparc v9 404 o Extended support for some platforms: VxWorks 405 o Enhanced support for shared libraries. 406 o Now only builds PIC code when shared library support is requested. 407 o Support for pkg-config. 408 o Lots of new manuals. 409 o Makes symbolic links to or copies of manuals to cover all described 410 functions. 411 o Change DES API to clean up the namespace (some applications link also 412 against libdes providing similar functions having the same name). 413 Provide macros for backward compatibility (will be removed in the 414 future). 415 o Unify handling of cryptographic algorithms (software and engine) 416 to be available via EVP routines for asymmetric and symmetric ciphers. 417 o NCONF: new configuration handling routines. 418 o Change API to use more 'const' modifiers to improve error checking 419 and help optimizers. 420 o Finally remove references to RSAref. 421 o Reworked parts of the BIGNUM code. 422 o Support for new engines: Broadcom ubsec, Accelerated Encryption 423 Processing, IBM 4758. 424 o A few new engines added in the demos area. 425 o Extended and corrected OID (object identifier) table. 426 o PRNG: query at more locations for a random device, automatic query for 427 EGD style random sources at several locations. 428 o SSL/TLS: allow optional cipher choice according to server's preference. 429 o SSL/TLS: allow server to explicitly set new session ids. 430 o SSL/TLS: support Kerberos cipher suites (RFC2712). 431 Only supports MIT Kerberos for now. 432 o SSL/TLS: allow more precise control of renegotiations and sessions. 433 o SSL/TLS: add callback to retrieve SSL/TLS messages. 434 o SSL/TLS: support AES cipher suites (RFC3268). 435 436 Major changes between OpenSSL 0.9.6j and OpenSSL 0.9.6k: 437 438 o Security: fix various ASN1 parsing bugs. 439 o SSL/TLS protocol fix for unrequested client certificates. 440 441 Major changes between OpenSSL 0.9.6i and OpenSSL 0.9.6j: 442 443 o Security: counter the Klima-Pokorny-Rosa extension of 444 Bleichbacher's attack 445 o Security: make RSA blinding default. 446 o Build: shared library support fixes. 447 448 Major changes between OpenSSL 0.9.6h and OpenSSL 0.9.6i: 449 450 o Important security related bugfixes. 451 452 Major changes between OpenSSL 0.9.6g and OpenSSL 0.9.6h: 453 454 o New configuration targets for Tandem OSS and A/UX. 455 o New OIDs for Microsoft attributes. 456 o Better handling of SSL session caching. 457 o Better comparison of distinguished names. 458 o Better handling of shared libraries in a mixed GNU/non-GNU environment. 459 o Support assembler code with Borland C. 460 o Fixes for length problems. 461 o Fixes for uninitialised variables. 462 o Fixes for memory leaks, some unusual crashes and some race conditions. 463 o Fixes for smaller building problems. 464 o Updates of manuals, FAQ and other instructive documents. 465 466 Major changes between OpenSSL 0.9.6f and OpenSSL 0.9.6g: 467 468 o Important building fixes on Unix. 469 470 Major changes between OpenSSL 0.9.6e and OpenSSL 0.9.6f: 471 472 o Various important bugfixes. 473 474 Major changes between OpenSSL 0.9.6d and OpenSSL 0.9.6e: 475 476 o Important security related bugfixes. 477 o Various SSL/TLS library bugfixes. 478 479 Major changes between OpenSSL 0.9.6c and OpenSSL 0.9.6d: 480 481 o Various SSL/TLS library bugfixes. 482 o Fix DH parameter generation for 'non-standard' generators. 483 484 Major changes between OpenSSL 0.9.6b and OpenSSL 0.9.6c: 485 486 o Various SSL/TLS library bugfixes. 487 o BIGNUM library fixes. 488 o RSA OAEP and random number generation fixes. 489 o Object identifiers corrected and added. 490 o Add assembler BN routines for IA64. 491 o Add support for OS/390 Unix, UnixWare with gcc, OpenUNIX 8, 492 MIPS Linux; shared library support for Irix, HP-UX. 493 o Add crypto accelerator support for AEP, Baltimore SureWare, 494 Broadcom and Cryptographic Appliance's keyserver 495 [in 0.9.6c-engine release]. 496 497 Major changes between OpenSSL 0.9.6a and OpenSSL 0.9.6b: 498 499 o Security fix: PRNG improvements. 500 o Security fix: RSA OAEP check. 501 o Security fix: Reinsert and fix countermeasure to Bleichbacher's 502 attack. 503 o MIPS bug fix in BIGNUM. 504 o Bug fix in "openssl enc". 505 o Bug fix in X.509 printing routine. 506 o Bug fix in DSA verification routine and DSA S/MIME verification. 507 o Bug fix to make PRNG thread-safe. 508 o Bug fix in RAND_file_name(). 509 o Bug fix in compatibility mode trust settings. 510 o Bug fix in blowfish EVP. 511 o Increase default size for BIO buffering filter. 512 o Compatibility fixes in some scripts. 513 514 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.6a: 515 516 o Security fix: change behavior of OpenSSL to avoid using 517 environment variables when running as root. 518 o Security fix: check the result of RSA-CRT to reduce the 519 possibility of deducing the private key from an incorrectly 520 calculated signature. 521 o Security fix: prevent Bleichenbacher's DSA attack. 522 o Security fix: Zero the premaster secret after deriving the 523 master secret in DH ciphersuites. 524 o Reimplement SSL_peek(), which had various problems. 525 o Compatibility fix: the function des_encrypt() renamed to 526 des_encrypt1() to avoid clashes with some Unixen libc. 527 o Bug fixes for Win32, HP/UX and Irix. 528 o Bug fixes in BIGNUM, SSL, PKCS#7, PKCS#12, X.509, CONF and 529 memory checking routines. 530 o Bug fixes for RSA operations in threaded environments. 531 o Bug fixes in misc. openssl applications. 532 o Remove a few potential memory leaks. 533 o Add tighter checks of BIGNUM routines. 534 o Shared library support has been reworked for generality. 535 o More documentation. 536 o New function BN_rand_range(). 537 o Add "-rand" option to openssl s_client and s_server. 538 539 Major changes between OpenSSL 0.9.5a and OpenSSL 0.9.6: 540 541 o Some documentation for BIO and SSL libraries. 542 o Enhanced chain verification using key identifiers. 543 o New sign and verify options to 'dgst' application. 544 o Support for DER and PEM encoded messages in 'smime' application. 545 o New 'rsautl' application, low level RSA utility. 546 o MD4 now included. 547 o Bugfix for SSL rollback padding check. 548 o Support for external crypto devices [1]. 549 o Enhanced EVP interface. 550 551 [1] The support for external crypto devices is currently a separate 552 distribution. See the file README.ENGINE. 553 554 Major changes between OpenSSL 0.9.5 and OpenSSL 0.9.5a: 555 556 o Bug fixes for Win32, SuSE Linux, NeXTSTEP and FreeBSD 2.2.8 557 o Shared library support for HPUX and Solaris-gcc 558 o Support of Linux/IA64 559 o Assembler support for Mingw32 560 o New 'rand' application 561 o New way to check for existence of algorithms from scripts 562 563 Major changes between OpenSSL 0.9.4 and OpenSSL 0.9.5: 564 565 o S/MIME support in new 'smime' command 566 o Documentation for the OpenSSL command line application 567 o Automation of 'req' application 568 o Fixes to make s_client, s_server work under Windows 569 o Support for multiple fieldnames in SPKACs 570 o New SPKAC command line utilty and associated library functions 571 o Options to allow passwords to be obtained from various sources 572 o New public key PEM format and options to handle it 573 o Many other fixes and enhancements to command line utilities 574 o Usable certificate chain verification 575 o Certificate purpose checking 576 o Certificate trust settings 577 o Support of authority information access extension 578 o Extensions in certificate requests 579 o Simplified X509 name and attribute routines 580 o Initial (incomplete) support for international character sets 581 o New DH_METHOD, DSA_METHOD and enhanced RSA_METHOD 582 o Read only memory BIOs and simplified creation function 583 o TLS/SSL protocol bugfixes: Accept TLS 'client hello' in SSL 3.0 584 record; allow fragmentation and interleaving of handshake and other 585 data 586 o TLS/SSL code now "tolerates" MS SGC 587 o Work around for Netscape client certificate hang bug 588 o RSA_NULL option that removes RSA patent code but keeps other 589 RSA functionality 590 o Memory leak detection now allows applications to add extra information 591 via a per-thread stack 592 o PRNG robustness improved 593 o EGD support 594 o BIGNUM library bug fixes 595 o Faster DSA parameter generation 596 o Enhanced support for Alpha Linux 597 o Experimental MacOS support 598 599 Major changes between OpenSSL 0.9.3 and OpenSSL 0.9.4: 600 601 o Transparent support for PKCS#8 format private keys: these are used 602 by several software packages and are more secure than the standard 603 form 604 o PKCS#5 v2.0 implementation 605 o Password callbacks have a new void * argument for application data 606 o Avoid various memory leaks 607 o New pipe-like BIO that allows using the SSL library when actual I/O 608 must be handled by the application (BIO pair) 609 610 Major changes between OpenSSL 0.9.2b and OpenSSL 0.9.3: 611 o Lots of enhancements and cleanups to the Configuration mechanism 612 o RSA OEAP related fixes 613 o Added `openssl ca -revoke' option for revoking a certificate 614 o Source cleanups: const correctness, type-safe stacks and ASN.1 SETs 615 o Source tree cleanups: removed lots of obsolete files 616 o Thawte SXNet, certificate policies and CRL distribution points 617 extension support 618 o Preliminary (experimental) S/MIME support 619 o Support for ASN.1 UTF8String and VisibleString 620 o Full integration of PKCS#12 code 621 o Sparc assembler bignum implementation, optimized hash functions 622 o Option to disable selected ciphers 623 624 Major changes between OpenSSL 0.9.1c and OpenSSL 0.9.2b: 625 o Fixed a security hole related to session resumption 626 o Fixed RSA encryption routines for the p < q case 627 o "ALL" in cipher lists now means "everything except NULL ciphers" 628 o Support for Triple-DES CBCM cipher 629 o Support of Optimal Asymmetric Encryption Padding (OAEP) for RSA 630 o First support for new TLSv1 ciphers 631 o Added a few new BIOs (syslog BIO, reliable BIO) 632 o Extended support for DSA certificate/keys. 633 o Extended support for Certificate Signing Requests (CSR) 634 o Initial support for X.509v3 extensions 635 o Extended support for compression inside the SSL record layer 636 o Overhauled Win32 builds 637 o Cleanups and fixes to the Big Number (BN) library 638 o Support for ASN.1 GeneralizedTime 639 o Splitted ASN.1 SETs from SEQUENCEs 640 o ASN1 and PEM support for Netscape Certificate Sequences 641 o Overhauled Perl interface 642 o Lots of source tree cleanups. 643 o Lots of memory leak fixes. 644 o Lots of bug fixes. 645 646 Major changes between SSLeay 0.9.0b and OpenSSL 0.9.1c: 647 o Integration of the popular NO_RSA/NO_DSA patches 648 o Initial support for compression inside the SSL record layer 649 o Added BIO proxy and filtering functionality 650 o Extended Big Number (BN) library 651 o Added RIPE MD160 message digest 652 o Addeed support for RC2/64bit cipher 653 o Extended ASN.1 parser routines 654 o Adjustations of the source tree for CVS 655 o Support for various new platforms 656 657