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  "path": "/wolftpm-hardware-spi-and-tpm-2-0-firmware-update-support-for-u-boot/?utm_source=rss&utm_medium=rss&utm_campaign=wolftpm-hardware-spi-and-tpm-2-0-firmware-update-support-for-u-boot",
  "publishedAt": "2026-04-03T17:00:36.000Z",
  "site": "https://www.wolfssl.com",
  "tags": [
    "wolfTPM",
    "Uncategorized"
  ],
  "textContent": "Secure boot architectures require more than just the presence of a TPM; they require a high-performance communication interface and a mechanism for lifecycle management. wolfSSL has updated wolfTPM and U-Boot to support native Hardware SPI communication and direct TPM 2.0 firmware updates for the Raspberry Pi 4. These changes move away from generic software-based implementations, […]",
  "title": "wolfTPM: Hardware SPI and TPM 2.0 Firmware Update Support for U-Boot"
}