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CHANGELOG.md

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Intel® Integrated Performance Primitives Cryptography (Intel® IPP Cryptography)

This is a list of notable changes to Intel(R) IPP Cryptography, in reverse chronological order.

2020-09-01

  • Refactoring of Crypto Multi-buffer library, added build and installation of crypto_mb dynamic library and CPU features detection.

2020-08-19

  • Added multi-buffer implementation of AES-CFB optimized with Intel(R) AES-NI and vector extensions of Intel(R) AES-NI instruction sets.
  • Fixed compatibility issue with x64 ABI (restored non-volatile registers after function call in AVX/AVX2 assembly code).
  • Updated Intel IPP Custom Library Tool.

2020-06-09

  • AES-GCM algorithm was optimized for Intel(R) Microarchitecture Code Named Cascade Lake with Intel(R) AES New Instructions (Intel(R) AES-NI).
  • Crypto Multi-buffer library installation instructions update.

2020-04-27

  • The Readme file of Crypto Multi-buffer Library was updated by information about possible installation fails in specific environment.

2020-04-21

  • Documentation of Crypto Multi-buffer Library was updated.
  • Position Independent Execution (PIE) option was added to Crypto Multi-buffer Library build scripts.

2020-04-19

  • AES-XTS optimization for Intel(R) Microarchitecture Code Named Ice Lake with vector extensions of Intel(R) AES New Instructions (Intel(R) AES-NI) was improved.
  • Fixed a build issue that affect build of the Intel(R) IPP Crypto library with MSVC* compiler on Windows* OS.
  • Duplicated APIs of HASH, HMAC, MGF, RSA, ECCP functionality were marked as deprecated. For more information see Deprecation notes
  • Added examples demonstrating usage of SMS4-CBC encryption and decryption.

2020-02-25

  • SM4-ECB, SM4-CBC and SM4-CTR were enabled for Intel(R) Microarchitecture Code Named Ice Lake with Intel(R) Advanced Vector Extensions 512 (Intel(R) AVX-512) GFNI instructions.
  • Added support of Clang 9.0 for Linux and Clang 11.0 for MacOS compilers.
  • Added example of RSA Multi-Buffer Encryption/Decryption usage.
  • The library was enabled with Intel(R) Control-flow Enforcement Technology (CET) on Linux and Windows.
  • Changed API of ippsGFpECSignDSA, ippsGFpECSignNR and ippsGFpECSignSM2 functions: const-ness requirement of private ephemeral keys is removed and now the ephemeral keys are cleaned up after signing.

2019-12-13

  • Removed Android support. Use Linux libraries instead.
  • Added RSA PSS multi buffer signature generation and verification.
  • Added RSA PKCS#1 v1.5 multi buffer signature generation and verification.
  • Added RSA IFMA Muti-buffer Library.
  • Fixed all build warnings for supported GCC* and MSVC* compilers.
  • Assembler sources were migrated to NASM* assembler.

2019-09-17

  • Added RSA multi buffer encryption and decryption.

2019-08-27

  • Added Intel(R) IPP Cryptography library examples: AES-CTR, RSA-OAEP, RSA-PSS.
  • Fixed code generation for kernel code model in Linux* Intel(R) 64 non-PIC builds.
  • Fixes in Intel IPP Custom Library Tool.

2019-07-23

  • Added Microsoft* Visual Studio* 2019 build support.
  • Added Intel IPP Custom Library Tool.

2019-06-24

  • AES-GCM was enabled with vector extensions of Intel(R) AES New Instructions (Intel(R) AES-NI).
  • A dynamic dispatcher library and a set of CPU-optimized dynamic libraries were replaced by a single merged dynamic library with an internal dispatcher.
  • Removed deprecated multi-threaded version of the library.
  • Removed Supplemental Streaming SIMD Extensions 3 (SSSE3) support on macOS.

2019-05-29

  • AES-XTS was enabled with vector extensions of Intel(R) AES New Instructions (Intel(R) AES-NI).

2019-05-22

  • Fixed GCC* and MSVC* builds of IA32 generic CPU code (pure C) with -DMERGED_BLD:BOOL=off option.
  • Added single-CPU headers generation.
  • Aligned structure of the build output directory across all supported operation systems.

2019-04-23

  • AES-CFB was enabled with vector extensions of Intel(R) AES New Instructions (Intel(R) AES-NI).
  • ippsGFpECGetPointOctString and ippsGFpECSetPointOctString now support elliptic curves over both prime and extended finite fields.

2019-04-01

  • 1024, 2048, 3072 and 4096 bit RSA were enabled with AVX512 IFMA instructions.
  • AES-ECB, AES-CBC and AES-CTR were enabled with vector extensions of Intel(R) AES New Instructions (Intel(R) AES-NI).
  • Improved optimization of Intel(R) AES-NI based CMAC.
  • Added the ippsGFpGetInfo function, which returns information about a finite field.
  • Added the ippsHashGetInfo_rmf function, which returns information about a hash algorithm.
  • Added the ability to build the Intel(R) IPP Cryptography library with GCC* 8.2.
  • Fixed selection of CPU-specific code in dynamic/shared libraries.

2018-10-15

  • Added the new SM2 encryption scheme.
  • Added the ability to build the Intel(R) IPP Cryptography library with the Microsoft* Visual C++ Compiler 2017.
  • Added the ability to build the Intel(R) IPP Cryptography library with the Intel(R) C++ Compiler 19.
  • Changed the range of the message being signed or verified by EC and DLP.
  • Fixed a potential security problem in the DLP signing and key generation functions.
  • Fixed a potential security problem in the AES-CTR cipher functions.
  • Fixed a potential security problem in the AES-GCM cipher functions.

2018-09-07

  • Deprecated the ARCFour functionality.
  • Fixed a potential security problem in the signing functions over elliptic curves.
  • Fixed a potential security problem in the key expansion function for AES Encryption.
  • Fixed some of the compilation warnings observed when building the static dispatcher on Windows* OS.
  • Fixed minor issues with DLP functions.

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