Robust Security Solution for Trusted Boot and Firmware Resilience
The TrustME® Secure Flash offers robust code and data storage protection, serving as a fundamental solution for enhancing trusted boot and firmware update reliability in the IoT era. Beyond achieving Common Criteria certification, the TrustME® Secure Flash ensures end-to-end security by integrating secure chip production, software design, and key provisioning services right from the manufacturing stage.
Advanced security architecture
Hardware security is the foundation of cybersecurity, and secure storage is its core. Designed to meet the rigorous demands of today’s connected world, particularly for IoT devices requiring high levels of data protection and system integrity, Winbond’s TrustME® Secure Flash features an advanced secure architecture. This architecture effectively prevents unauthorized access and data tampering, serving as a critical, scalable component for enabling system trust.
- Post-Quantum Cryptography (PQC)
The TrustME® Secure Flash supports PQC to defend against emerging cryptographic threats and future-proof system security. - Multi-layer Access Control
The TrustME® Secure Flash features sophisticated key management that allows for multiple independent memory partitions. Each partition is secured with dedicated keys and encryption policies, providing granular control over data access. This capability is particularly critical for applications with high security requirements, such as automotive electronics, industrial control systems, and embedded devices. - Safety Compliance
Compliant with global security regulations and functional safety standards, including ISO 21434 and ISO 26262, it ensures systems remain secure and operational during every trusted boot and firmware update cycle.


TrustME® Secure Flash addresses the unique security challenges of diverse markets. Its scalable architecture ensures data integrity and system resilience, making it the preferred solution for a wide spectrum of mission-critical and connected environments.
Key Application
- Hardware Computing : Server Supply Chain Protection, SmartNIC
- Consumer : “RED” and “CRA” Compliant Products
- Communication : iSIM on mobile phone (EAL5+), Enterprise Switch
- Automotive : Autonomous Driving
- Industrial control : IPC, Industrial Gateway, Medical

Series List
| Voltage | Series | Density | Highlights | Applications |
|---|---|---|---|---|
| 1.8V | W77T-NW | 64Mb ~ 1Gb | Secure Octal NOR with high speed and PQC capablity | Automotive, Advanced IoT |
| 1.8V | W77Q-NW | 256Mb ~ 1Gb | PQC capability with CC EAL 2+ | High performance IoT, Industrial, Infrastructure, Advanced server |
| 1.8V | W77Q-JW | 16Mb ~ 128Mb | CC EAL 2+ | OTA, Industrial, Server |
| 1.8V | W75F | 4Mb ~ 32Mb | Bolt-on solution with CC EAL 5 | Electronic wallet, High secureity infrastructure |
| 3V | W77Q-JV | 64Mb ~ 128Mb | CC EAL 2+ | OTA, Industrial, Server |


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