release_notes.md

Microchip MPLAB® Harmony 3 Crypto v4 Release Notes

Crypto Release v4.0.0-E3

New Features

• Added Beta Hardware Acceleration for PIC32CZ_CA9x Includes hardware acceleration drivers to speed up cryptographic operations as an alternative to wolfSSL on supported algorithms.
• Added Support for PIC32CM_SG Enables SW support for wolfSSL on supported algorithms
• Enable Beta Software support on supported algorithms for the following device families
  • PIC32CX SGxx
  • PIC32CM LSxx
  • SAME5x
  • SAMV7x
  • SAML11
  • PIC32MZ EF
  • SAMA7D65

Notes

• This is an engineering release which has not been fully validated

Crypto Release v4.0.0-E2

New Features

• Added Beta Hardware Acceleration for PIC32CXMTG Includes hardware acceleration drivers to speed up cryptographic operations as an alternative to wolfSSL on supported algorithms.
• MCC Configuration Options The crypto v4 library now supports enabling hardware acceleration on PIC32CXMTG for the following cryptographic operations

  1. Hash Algorithms:

     SHA-2: SHA2-224, SHA2-256, SHA2-384, SHA2-512  
     

  2. Symmetric Algorithms:

     AES: ECB, CBC, OFB, CTR, CFB1, CFB8, CFB64, CFB128  
     

  3. MAC Algorithms (Message authentication code):

     *N/A*  
     

  4. Digital Signature Algorithms:

     ECDSA
     

  5. AEAD Algorithms (Authenticated Encryption With Associated Data):

     AES-GCM
     

  6. KAS Algorithms(Key Agreement Scheme):

     ECDH
     

  7. RNG (Random Number Generator) - Requires TRNG module in MCC

     TRNG
     

Bug fixes

• SHA2-384, SHA2-512 hardfault
• WOLFSSL_AES_EAX related build errors

Known issues

• MD5 does not work with compiler optimization-level >2.

Development Tools

• MPLAB® X IDE v6.20
• MPLAB® XC32 C/C++ Compiler v4.40
• MPLAB® X IDE plug-ins:
  • MPLAB® Code Configurator v5.5.0

Notes

• This is an engineering release which has not been fully validated

Crypto Release v4.0.0-E1

New Features

• New API's for all Cryptographic Operations This is an engineering release supporting a new Harmony Crypto v4 Library featuring a new API and optimized code base. No Hardware acceleration is available in this Engineering release.

• Support for updated wolfCrypt/wolfSSL The cryptographic library now has support for wolfSSL version 5.6.6 or later.

• MCC Configuration Options Initial release of Crypto v4 API Library supporting the following algorithms

  1. Hash Algorithms:

     MD5  
     RIPEMD-160  
     SHA-1  
     SHA-2: SHA2-224, SHA2-256, SHA2-384, SHA2-512  
     SHA-3: SHA3-224, SHA3-256, SHA3-384, SHA3-512, SHAKE-128, SHAKE-256  
     BLAKE: Blake2b, Blake2s  
     

  2. Symmetric Algorithms:

     TDES/3DES: ECB, CBC  
     AES: ECB, CBC, OFB, CTR, XTS, CFB1, CFB8, CFB64, CFB128  
     Camellia: ECB, CBC, OFB, CTR, XTS, CFB1, CFB8, CFB64, CFB128  
     AES-KW  
     ChaCha20  
     

  3. MAC Algorithms (Message authentication code):

     AES: CMAC
     

  4. Digital Signature Algorithms:

     ECDSA
     

  5. AEAD Algorithms (Authenticated Encryption With Associated Data):

     AES-CCM  
     AES-EAX
     

  6. KAS Algorithms(Key Agreement Scheme):

     ECDH
     

  7. RNG (Random Number Generator) - Requires SYSTICK to be enabled

     Pseudo RNG
     

Bug fixes

• N/A

Known Issues

1. It is required to use the v5.6.7-E1 tag of wolfSSL with this repository.

Development Tools

• MPLAB® X IDE v6.20
• MPLAB® XC32 C/C++ Compiler v4.30
• MPLAB® X IDE plug-ins:
  • MPLAB® Code Configurator v5.4

Notes

• N/A