Individual Request Type Descriptions

Table 12. HASH_REQ Valid Descriptors (0x4500) (opId)

Descriptors

Value

Function Description

DPD_SHA256_LDCTX_HASH_PAD_ULCTX

0x4500

Compute digest with pre-padded data using an

 

 

SHA-256 hash algorithm then store the resulting

 

 

context

DPD_MD5_LDCTX_HASH_PAD_ULCTX

0x4501

Compute digest with pre-padded data using an MD5

 

 

hash algorithm then store the resulting context

DPD_SHA_LDCTX_HASH_PAD_ULCTX

0x4502

Compute digest with pre-padded data using an

 

 

SHA-1 hash algorithm then store the resulting context

DPD_SHA256_LDCTX_IDGS_HASH_PAD_ULCTX

0x4503

Compute digest with pre-padded data using an

 

 

SHA-256 IDGS hash algorithm then store the

 

 

resulting padded context

DPD_MD5_LDCTX_IDGS_HASH_PAD_ULCTX

0x4504

Compute digest with pre-padded data using an MD5

 

 

IDGS hash algorithm then store the resulting padded

 

 

context

DPD_SHA_LDCTX_IDGS_HASH_PAD_ULCTX

0x4505

Compute digest with pre-padded data using an

 

 

SHA-1 IDGS hash algorithm then store the resulting

 

 

padded context

4.5 HMAC Requests

4.5.1 HMAC_PAD_REQ

COMMON_REQ_PREAMBLE unsigned long keyBytes; unsigned char *keyData; unsigned long inBytes; unsigned char *inData;

unsigned long outBytes; /* length is fixed by algorithm */ unsigned char *outData;

NUM_HMAC_PAD_DESC defines the number of descriptors within the DPD_HASH_LDCTX_HMAC_ULCTX_GROUP that

use this request.

DPD_HASH_LDCTX_HMAC_ULCTX_GROUP (0x4A00) defines the group for all descriptors within this request.

SEC 2.0 Reference Device Driver User’s Guide, Rev. 0

18

PRELIMINARY—SUBJECT TO CHANGE WITHOUT NOTICE

Freescale Semiconductor

Page 17 Page 19
Page 18
Image 18
Freescale Semiconductor SEC2SWUG specifications Hmac Requests, Hmacpadreq, Hashreq Valid Descriptors 0x4500 opId
Page 17 Page 19

SEC2SWUG specifications

Freescale Semiconductor, a prominent player in the semiconductor industry, has made significant strides in developing robust solutions tailored for the automotive and industrial sectors. One such innovation is the SEC2SWUG (Security Configuration to Software User Guide), a comprehensive framework designed to enhance security protocols across various applications.

The SEC2SWUG is particularly vital in an era where cybersecurity threats are increasingly sophisticated. This tool is built to help developers implement security measures seamlessly during the software design phase, ensuring products are resilient against potential vulnerabilities. One of the main features of the SEC2SWUG is its versatility; it can be applied across a wide range of microcontrollers and processors offered by Freescale. This is particularly advantageous for engineers who require a consistent security approach across different platforms.

In terms of technology, the SEC2SWUG incorporates advanced cryptographic algorithms, allowing for data encryption, decryption, and authentication processes. This ensures that sensitive information remains secure, particularly in automotive applications where vehicle-to-everything (V2X) communication is becoming paramount. Moreover, the guide details the implementation of secure boot processes, which verify the integrity of firmware before it executes, bolstering overall system security.

Another key characteristic of SEC2SWUG is its user-friendliness. Freescale has focused on creating a resource that not only provides theoretical knowledge but also practical guidelines, making it easier for developers to integrate security protocols into their projects. The guide features clear annotations, example code snippets, and troubleshooting tips, which enhance the developer experience and facilitate a smoother transition from concept to execution.

Additionally, SEC2SWUG is designed to be scalable. As industries evolve, the demand for security measures will only grow, and this framework ensures that developers can adapt their solutions accordingly. Whether working on embedded systems, IoT applications, or complex automotive networks, the SEC2SWUG offers a robust security foundation.

In conclusion, Freescale Semiconductor's SEC2SWUG is a vital tool for engineers and developers looking to embed security into their applications. With its focus on advanced technologies and user-centric design, the SEC2SWUG stands at the forefront of secure software development, addressing the critical need for safety in interconnected systems.
Top Page Image Contents