# ESP32-H2 Upgrade: Enhanced Security and Protection

DevFeed: [ESP32-H2 Upgrade: Enhanced Security and Protection](<https://devfeed.tech/articles/esp32-h2-upgrade-enhanced-security-and-protection-13688.md>)

Original publisher: [Read original article](<https://developer.espressif.com/blog/2025/03/news-esp32h2-upgrade/>)

Author: John Lee

Published: 2025-03-12T11:27:36Z

Content type: release

Language: en

Sources: [Blog on Developer Portal](<https://devfeed.tech/sources/blog-on-developer-portal.md>)

Topics: [ESP32](<https://devfeed.tech/topics/esp32.md>), [Espressif](<https://devfeed.tech/topics/espressif.md>), [Security](<https://devfeed.tech/topics/security.md>), [ESP-IDF](<https://devfeed.tech/topics/esp-idf.md>), [Hardware](<https://devfeed.tech/topics/hardware.md>), [Internet of things](<https://devfeed.tech/topics/iot.md>)

Tags: [blog](<https://devfeed.tech/tags/blog.md>), [cryptographic](<https://devfeed.tech/tags/cryptographic.md>), [ecdsa](<https://devfeed.tech/tags/ecdsa.md>), [esp-idf](<https://devfeed.tech/tags/esp-idf.md>), [esp32](<https://devfeed.tech/tags/esp32.md>), [esp32-h2](<https://devfeed.tech/tags/esp32-h2.md>), [espressif](<https://devfeed.tech/tags/espressif.md>), [hardware](<https://devfeed.tech/tags/hardware.md>), [iot](<https://devfeed.tech/tags/iot.md>), [security](<https://devfeed.tech/tags/security.md>)

## AI overview

Espressif has released ESP32-H2 v1.2 with cryptographic and hardware security improvements. The update adds protections against power analysis and power-related attacks, including a Power Glitch Detector, an anti-attack pseudo-round for AES/XTS-AES, and constant-time/power mode for ECC/ECDSA. Compatible ESP-IDF versions are required for use of the new features.

## Source excerpt

Espressif has released ESP32-H2 v1.2, bringing significant cryptographic and hardware security improvements.