NEWS revision 76866
11590Srgrimes 21590Srgrimes NEWS 31590Srgrimes ==== 41590Srgrimes 51590Srgrimes This file gives a brief overview of the major changes between each OpenSSL 61590Srgrimes release. For more details please read the CHANGES file. 71590Srgrimes 81590Srgrimes Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.6a: 91590Srgrimes 101590Srgrimes o Security fix: change behavior of OpenSSL to avoid using 111590Srgrimes environment variables when running as root. 121590Srgrimes o Security fix: check the result of RSA-CRT to reduce the 131590Srgrimes possibility of deducing the private key from an incorrectly 141590Srgrimes calculated signature. 151590Srgrimes o Security fix: prevent Bleichenbacher's DSA attack. 161590Srgrimes o Security fix: Zero the premaster secret after deriving the 171590Srgrimes master secret in DH ciphersuites. 181590Srgrimes o Reimplement SSL_peek(), which had various problems. 191590Srgrimes o Compatibility fix: the function des_encrypt() renamed to 201590Srgrimes des_encrypt1() to avoid clashes with some Unixen libc. 211590Srgrimes o Bug fixes for Win32, HP/UX and Irix. 221590Srgrimes o Bug fixes in BIGNUM, SSL, PKCS#7, PKCS#12, X.509, CONF and 231590Srgrimes memory checking routines. 241590Srgrimes o Bug fixes for RSA operations in threaded enviroments. 251590Srgrimes o Bug fixes in misc. openssl applications. 261590Srgrimes o Remove a few potential memory leaks. 271590Srgrimes o Add tighter checks of BIGNUM routines. 281590Srgrimes o Shared library support has been reworked for generality. 291590Srgrimes o More documentation. 301590Srgrimes o New function BN_rand_range(). 311590Srgrimes o Add "-rand" option to openssl s_client and s_server. 321590Srgrimes 331590Srgrimes Major changes between OpenSSL 0.9.5a and OpenSSL 0.9.6: 341590Srgrimes 3574769Smikeh o Some documentation for BIO and SSL libraries. 361590Srgrimes o Enhanced chain verification using key identifiers. 3774769Smikeh o New sign and verify options to 'dgst' application. 3874769Smikeh o Support for DER and PEM encoded messages in 'smime' application. 3974769Smikeh o New 'rsautl' application, low level RSA utility. 401590Srgrimes o MD4 now included. 411590Srgrimes o Bugfix for SSL rollback padding check. 421590Srgrimes o Support for external crypto devices [1]. 431590Srgrimes o Enhanced EVP interface. 441590Srgrimes 451590Srgrimes [1] The support for external crypto devices is currently a separate 461590Srgrimes distribution. See the file README.ENGINE. 471590Srgrimes 481590Srgrimes Major changes between OpenSSL 0.9.5 and OpenSSL 0.9.5a: 491590Srgrimes 501590Srgrimes o Bug fixes for Win32, SuSE Linux, NeXTSTEP and FreeBSD 2.2.8 511590Srgrimes o Shared library support for HPUX and Solaris-gcc 521590Srgrimes o Support of Linux/IA64 531590Srgrimes o Assembler support for Mingw32 541590Srgrimes o New 'rand' application 551590Srgrimes o New way to check for existence of algorithms from scripts 561590Srgrimes 571590Srgrimes Major changes between OpenSSL 0.9.4 and OpenSSL 0.9.5: 581590Srgrimes 591590Srgrimes o S/MIME support in new 'smime' command 6077274Smikeh o Documentation for the OpenSSL command line application 611590Srgrimes o Automation of 'req' application 621590Srgrimes o Fixes to make s_client, s_server work under Windows 6374769Smikeh o Support for multiple fieldnames in SPKACs 6477274Smikeh o New SPKAC command line utilty and associated library functions 6574769Smikeh o Options to allow passwords to be obtained from various sources 6677274Smikeh o New public key PEM format and options to handle it 6777274Smikeh o Many other fixes and enhancements to command line utilities 6877274Smikeh o Usable certificate chain verification 6977274Smikeh o Certificate purpose checking 7077274Smikeh o Certificate trust settings 711590Srgrimes o Support of authority information access extension 7277274Smikeh o Extensions in certificate requests 731590Srgrimes o Simplified X509 name and attribute routines 741590Srgrimes o Initial (incomplete) support for international character sets 751590Srgrimes o New DH_METHOD, DSA_METHOD and enhanced RSA_METHOD 761590Srgrimes o Read only memory BIOs and simplified creation function 771590Srgrimes o TLS/SSL protocol bugfixes: Accept TLS 'client hello' in SSL 3.0 781590Srgrimes record; allow fragmentation and interleaving of handshake and other 791590Srgrimes data 801590Srgrimes o TLS/SSL code now "tolerates" MS SGC 811590Srgrimes o Work around for Netscape client certificate hang bug 821590Srgrimes o RSA_NULL option that removes RSA patent code but keeps other 831590Srgrimes RSA functionality 8477274Smikeh o Memory leak detection now allows applications to add extra information 851590Srgrimes via a per-thread stack 8677274Smikeh o PRNG robustness improved 8777274Smikeh o EGD support 8877274Smikeh o BIGNUM library bug fixes 8977274Smikeh o Faster DSA parameter generation 9077274Smikeh o Enhanced support for Alpha Linux 9177274Smikeh o Experimental MacOS support 921590Srgrimes 931590Srgrimes Major changes between OpenSSL 0.9.3 and OpenSSL 0.9.4: 941590Srgrimes 951590Srgrimes o Transparent support for PKCS#8 format private keys: these are used 961590Srgrimes by several software packages and are more secure than the standard 971590Srgrimes form 981590Srgrimes o PKCS#5 v2.0 implementation 9974769Smikeh o Password callbacks have a new void * argument for application data 1001590Srgrimes o Avoid various memory leaks 10174769Smikeh o New pipe-like BIO that allows using the SSL library when actual I/O 1021590Srgrimes must be handled by the application (BIO pair) 1031590Srgrimes 10474769Smikeh Major changes between OpenSSL 0.9.2b and OpenSSL 0.9.3: 10577274Smikeh o Lots of enhancements and cleanups to the Configuration mechanism 10677274Smikeh o RSA OEAP related fixes 1071590Srgrimes o Added `openssl ca -revoke' option for revoking a certificate 1081590Srgrimes o Source cleanups: const correctness, type-safe stacks and ASN.1 SETs 1091590Srgrimes o Source tree cleanups: removed lots of obsolete files 11074769Smikeh o Thawte SXNet, certificate policies and CRL distribution points 11177274Smikeh extension support 1121590Srgrimes o Preliminary (experimental) S/MIME support 1131590Srgrimes o Support for ASN.1 UTF8String and VisibleString 1141590Srgrimes o Full integration of PKCS#12 code 1151590Srgrimes o Sparc assembler bignum implementation, optimized hash functions 11677274Smikeh o Option to disable selected ciphers 1171590Srgrimes 1181590Srgrimes Major changes between OpenSSL 0.9.1c and OpenSSL 0.9.2b: 11974769Smikeh o Fixed a security hole related to session resumption 12074769Smikeh o Fixed RSA encryption routines for the p < q case 12174769Smikeh o "ALL" in cipher lists now means "everything except NULL ciphers" 1221590Srgrimes o Support for Triple-DES CBCM cipher 1231590Srgrimes o Support of Optimal Asymmetric Encryption Padding (OAEP) for RSA 1241590Srgrimes o First support for new TLSv1 ciphers 1251590Srgrimes o Added a few new BIOs (syslog BIO, reliable BIO) 1261590Srgrimes o Extended support for DSA certificate/keys. 1271590Srgrimes o Extended support for Certificate Signing Requests (CSR) 1281590Srgrimes o Initial support for X.509v3 extensions 1291590Srgrimes o Extended support for compression inside the SSL record layer 1301590Srgrimes o Overhauled Win32 builds 1311590Srgrimes o Cleanups and fixes to the Big Number (BN) library 1321590Srgrimes o Support for ASN.1 GeneralizedTime 1331590Srgrimes o Splitted ASN.1 SETs from SEQUENCEs 1341590Srgrimes o ASN1 and PEM support for Netscape Certificate Sequences 1351590Srgrimes o Overhauled Perl interface 1361590Srgrimes o Lots of source tree cleanups. 1371590Srgrimes o Lots of memory leak fixes. 1381590Srgrimes o Lots of bug fixes. 1391590Srgrimes 1401590Srgrimes Major changes between SSLeay 0.9.0b and OpenSSL 0.9.1c: 14177274Smikeh o Integration of the popular NO_RSA/NO_DSA patches 1421590Srgrimes o Initial support for compression inside the SSL record layer 14374769Smikeh o Added BIO proxy and filtering functionality 14474769Smikeh o Extended Big Number (BN) library 14574769Smikeh o Added RIPE MD160 message digest 14674769Smikeh o Addeed support for RC2/64bit cipher 14777274Smikeh o Extended ASN.1 parser routines 1481590Srgrimes o Adjustations of the source tree for CVS 1491590Srgrimes o Support for various new platforms 1501590Srgrimes 1511590Srgrimes