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TECC608B - MAHDA - S: Microchip's Advanced Crypto - Authentication Solution
Microchip Technology ATECC608B-MAHDA-S
- Part No.:
- ATECC608B-MAHDA-S
- Manufacturer:
- Microchip Technology
- Category:
- Interface - Serializers, Deserializers
- Package:
- 8-UFDFN Exposed Pad
- Datasheet:
-
ATECC608B-MAHDA-S.pdf
- Description:
- IC AUTHENTICATION CHIP 8UDFN
Inventory:3,303
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Article Details
The ATECC608B - MAHDA - S is a state - of - the - art crypto - authentication device developed by Microchip Technology. This device is engineered to provide robust security features, making it an ideal choice for a wide range of applications that demand high - level data protection and secure communication.
1. Key Features
Elliptic Curve Cryptography (ECC) Mastery
The ATECC608B - MAHDA - S is built around Elliptic Curve Cryptography, a highly efficient and secure cryptographic technique. ECC offers strong security with relatively small key sizes compared to traditional cryptographic algorithms. This not only reduces the computational load but also conserves power and memory resources. For instance, in resource - constrained IoT devices, the ATECC608B - MAHDA - S can perform complex cryptographic operations without overburdening the system.
Unique Identification and Key Management
Each chip comes with a unique 72 - bit serial number. This serial number serves as a distinct identifier for the device, which is crucial for applications such as anti - counterfeiting and device - specific authentication. Additionally, the device can store up to 16 keys. These keys can be utilized for various cryptographic operations, including digital signatures, key exchange, and encryption. The ability to manage multiple keys provides flexibility in implementing diverse security protocols.
Versatile Communication Interfaces
It supports both I²C and SPI communication interfaces. The I²C interface is known for its simplicity and low - power consumption, making it suitable for applications where power conservation is a priority, such as wearable devices. The SPI interface, on the other hand, offers high - speed data transfer capabilities, which are beneficial for systems that require rapid communication, like some industrial control systems.
Secure Boot and Firmware Integrity
The ATECC608B - MAHDA - S plays a pivotal role in secure boot processes. During the boot - up sequence, it verifies the integrity of the firmware. By ensuring that the firmware has not been tampered with, it protects the device from malicious attacks, such as unauthorized firmware updates or malware injection. This is of utmost importance in devices where reliable operation is critical, such as medical equipment and automotive electronics.
Enhanced Security Features
It has a built - in true random number generator (TRNG). The TRNG generates unpredictable random numbers, which are essential for creating secure cryptographic keys. This feature adds an extra layer of security to the device's operations, making it more resistant to attacks that rely on predicting or guessing keys.
2. Technical Specifications
Package: UDFN - 8L - EP (3x2)
Operating Temperature Range: - 40°C to + 85°C
Supply Voltage: 1.71V to 5.5V
Key Sizes: Based on the ECC curves used, typically in the 128 - 256 - bit range
Memory: 256 bytes of one - time programmable (OTP) memory for storing unique device - specific data, keys, and other security - related information
3. Application Areas
Internet of Things (IoT)
In the IoT ecosystem, security is a top concern. The ATECC608B - MAHDA - S can be integrated into IoT sensors, gateways, and actuators. It secures the communication between these devices, ensuring that data transmitted is encrypted and authenticated. For example, in a smart city infrastructure, where IoT devices are used for traffic management, environmental monitoring, and energy distribution, the ATECC608B - MAHDA - S can protect the data from unauthorized access and manipulation.
Industrial Automation
Industrial control systems handle critical operations and sensitive data. The ATECC608B - MAHDA - S can be used to secure the communication between different components of an industrial automation system, such as programmable logic controllers (PLCs), sensors, and actuators. It also protects the firmware of these devices, ensuring that they operate as intended and are not vulnerable to cyber - attacks.
Medical Devices
Medical devices store and transmit sensitive patient information. The ATECC608B - MAHDA - S can be used to protect the confidentiality and integrity of this data. It secures the communication between medical devices and external systems, such as hospital networks or cloud - based data storage. Additionally, it ensures the integrity of the device's firmware, which is crucial for patient safety.
Automotive Electronics
With the increasing connectivity of vehicles, automotive electronics require high - level security. The ATECC608B - MAHDA - S can be used for secure communication between different electronic control units (ECUs) in a vehicle. It also protects the vehicle's firmware from unauthorized updates, ensuring the safety and reliability of the vehicle's operation.
1. Key Features
Elliptic Curve Cryptography (ECC) Mastery
The ATECC608B - MAHDA - S is built around Elliptic Curve Cryptography, a highly efficient and secure cryptographic technique. ECC offers strong security with relatively small key sizes compared to traditional cryptographic algorithms. This not only reduces the computational load but also conserves power and memory resources. For instance, in resource - constrained IoT devices, the ATECC608B - MAHDA - S can perform complex cryptographic operations without overburdening the system.
Unique Identification and Key Management
Each chip comes with a unique 72 - bit serial number. This serial number serves as a distinct identifier for the device, which is crucial for applications such as anti - counterfeiting and device - specific authentication. Additionally, the device can store up to 16 keys. These keys can be utilized for various cryptographic operations, including digital signatures, key exchange, and encryption. The ability to manage multiple keys provides flexibility in implementing diverse security protocols.
Versatile Communication Interfaces
It supports both I²C and SPI communication interfaces. The I²C interface is known for its simplicity and low - power consumption, making it suitable for applications where power conservation is a priority, such as wearable devices. The SPI interface, on the other hand, offers high - speed data transfer capabilities, which are beneficial for systems that require rapid communication, like some industrial control systems.
Secure Boot and Firmware Integrity
The ATECC608B - MAHDA - S plays a pivotal role in secure boot processes. During the boot - up sequence, it verifies the integrity of the firmware. By ensuring that the firmware has not been tampered with, it protects the device from malicious attacks, such as unauthorized firmware updates or malware injection. This is of utmost importance in devices where reliable operation is critical, such as medical equipment and automotive electronics.
Enhanced Security Features
It has a built - in true random number generator (TRNG). The TRNG generates unpredictable random numbers, which are essential for creating secure cryptographic keys. This feature adds an extra layer of security to the device's operations, making it more resistant to attacks that rely on predicting or guessing keys.
2. Technical Specifications
Package: UDFN - 8L - EP (3x2)
Operating Temperature Range: - 40°C to + 85°C
Supply Voltage: 1.71V to 5.5V
Key Sizes: Based on the ECC curves used, typically in the 128 - 256 - bit range
Memory: 256 bytes of one - time programmable (OTP) memory for storing unique device - specific data, keys, and other security - related information
3. Application Areas
Internet of Things (IoT)
In the IoT ecosystem, security is a top concern. The ATECC608B - MAHDA - S can be integrated into IoT sensors, gateways, and actuators. It secures the communication between these devices, ensuring that data transmitted is encrypted and authenticated. For example, in a smart city infrastructure, where IoT devices are used for traffic management, environmental monitoring, and energy distribution, the ATECC608B - MAHDA - S can protect the data from unauthorized access and manipulation.
Industrial Automation
Industrial control systems handle critical operations and sensitive data. The ATECC608B - MAHDA - S can be used to secure the communication between different components of an industrial automation system, such as programmable logic controllers (PLCs), sensors, and actuators. It also protects the firmware of these devices, ensuring that they operate as intended and are not vulnerable to cyber - attacks.
Medical Devices
Medical devices store and transmit sensitive patient information. The ATECC608B - MAHDA - S can be used to protect the confidentiality and integrity of this data. It secures the communication between medical devices and external systems, such as hospital networks or cloud - based data storage. Additionally, it ensures the integrity of the device's firmware, which is crucial for patient safety.
Automotive Electronics
With the increasing connectivity of vehicles, automotive electronics require high - level security. The ATECC608B - MAHDA - S can be used for secure communication between different electronic control units (ECUs) in a vehicle. It also protects the vehicle's firmware from unauthorized updates, ensuring the safety and reliability of the vehicle's operation.
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