Change History

2025-12-30

This issue is the twenty-fifth official release.

Added polling support for asynchronous interfaces of the KAELz4 library. Updated Asynchronous Test.

2025-09-30

This issue is the twenty-fourth official release.

• Optimized the decompression performance of the KAELz4 library and updated Synchronous Test.
• Optimized the decompression performance of the KAEZstd library and updated Testing the KAEZstd Library.

2025-06-24

This issue is the twenty-third official release.

• Adjusted the document content structure.
  • Combined the Kunpeng Accelerator Engine Developer Guide (KAE Encryption and Decryption) and the Kunpeng Accelerator Engine Developer Guide (KAEzip) into the Kunpeng Accelerator Engine User Guide.
  • Moved some content in the "Software Usage" section to the Kunpeng Accelerator Engine Best Practices.
  • Moved the "Troubleshooting" section to the Kunpeng Accelerator Engine FAQs.
  • Deleted the "Upgrading KAE" section.
  • Moved the "Uninstalling KAE" section to the "Maintenance" section.
  • Integrated the Kunpeng Accelerator Engine API Reference to the "Maintenance" section.
• Adapted KAE 2.0 to TencentOS 5.4 and updated the KAE installation environment information in Environment Requirements.
• Adapted KAE 2.0 to BoringSSL RSA hardware-based acceleration, updated Supported Algorithms, and added Using BoringSSL to Call KAE.
• Added asynchronous support to the KAELz4 library, and added Asynchronous Test and Using Asynchronous Interfaces.

2025-03-30

This issue is the twenty-second official release.

• Adapted KAE 1.0 to the new Kunpeng 920 processor model.
• Adapted KAE 2.0 to Tongsuo 8.4.0 based on the Kunpeng 920 series processors.

2024-12-30

This issue is the twenty-first official release.

• Adapted KAE 2.0 to OpenSSL 3.0.x.
• Adapted KAE 2.0 to openEuler 22.03 LTS SP3/SP4.
• Added the description of installing, upgrading, and uninstalling KAE 2.0 using RPM packages.

2024-03-21

This issue is the twentieth official release.

Added section "Invoking KAE in Java."

2024-02-22

This issue is the nineteenth official release.

Updated Overview and Software Installation (KAE 1.0), and released KAE 2.0 to adapt to the new Kunpeng 920 processor model and kernel 5.10.

Added Installation Using Source Code.

2024-01-16

This issue is the eighteenth official release.

Added the use cases and methods of using KAE to accelerate Nginx applications.

2022-11-30

This issue is the seventeenth official release.

Updated the link for obtaining the KAE installation package.

2021-08-17

This issue is the sixteenth official release.

Modified dependency package description in the environment requirements in section "Using KAE to Improve SM4-XTS Algorithm Performance."

2021-08-06

This issue is the fifteenth official release.

• Changed the document name to Kunpeng Accelerator Engine Developer Guide (KAE Encryption & Decryption).
• Migrated content related to KAEzip to the Kunpeng Accelerator Engine Developer Guide (KAEzip).

2021-07-12

This issue is the fourteenth official release.

Added precautions in section "Using KAE Through the OpenSSL/Tongsuo Configuration File."

2021-06-15

This issue is the thirteenth official release.

Added the definition of the test data length in Testing Algorithm Performance Using OpenSSL/Tongsuo and KAE.

2021-06-01

This issue is the twelfth official release.

Added the setting of OpenSSL environment variables in Installation Using RPM Packages, Installation Using DEB Packages, and Installation Using Source Code.

2021-05-27

This issue is the eleventh official release.

Added the method of installing KAE using the RPM package and source code in openEuler 20.03 LTS.

2021-05-14

This issue is the tenth official release.

Added the paths for downloading the KAE installation packages in Installation Using RPM Packages, Installation Using DEB Packages, and Installation Using Source Code.

2021-01-26

This issue is the ninth official release.

Modified the method of obtaining the RPM and DEB packages.

2021-01-18

This issue is the eighth official release.

Changed the document name to Kunpeng Accelerator Engine Developer Guide.

2020-12-14

This issue is the seventh official release.

Modified Installation Using Source Code.

2020-11-05

This issue is the sixth official release.

• Modified Overview.
• Modified section "Using KAE to Accelerate Nginx."
• Added section "MD5 Hardware Acceleration Tuning."
• Modified section "Using the zlib Library".

2020-10-15

This issue is the fifth official release.

• Changed "EBC" to "ECB" in Overview.
• Added the address for downloading the OpenSSL source code in Installing OpenSSL/Tongsuo.

2020-07-22

This issue is the fourth official release.

Changed the document name.

2020-06-30

This issue is the third official release.

• Added the dpkg-based installation description in KAE Installation Methods.
• Modified the environment requirements and software package description in Obtaining a License.
• Added the procedure using an OpenSSL command to verify whether the installation has taken effect in Installation Using DEB Packages.
• Added the upgrade/uninstallation methods using DEB packages.
• Added content about MD5 and SM3/SM4 to section "Application Scenarios of KAE."
• Modified parameter description in section "Using KAE Through the OpenSSL/Tongsuo Configuration File."
• Modified the description of the link modes in the section about the zlib acceleration library.
• Added the recommendation on the number of VFs virtualized from PFs in sections "Using KAE on a KVM" and "Using KAE on Docker."

2020-04-30

This issue is the second official release.

Optimized the document.

2020-03-20

This issue is the first official release.