Google Nest Thermostat

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Classification

Google Nest Thermostat
Classification
Grade A
Calculator version 1
Classification date 2025-10-20
Information
Name Google Nest Thermostat
Brand by Parent Google by Alphabet Inc.
Generation 3rd (2020 model)
Model(s) GA01334-US
Release date 2020-09-16
Type/Category Smart Thermostat
Website [1]
Status In sale
More
Dimensions 100 mm x 100 mm x 25 mm
Mass 250 g
Operating system Nest OS (Linux-based)
Companion App Google Home
CPU ARM-based processor
GPU N/A
Memory 512 MB RAM
Storage 512 MB eMMC
Battery Rechargeable Li-ion (backup)
Power Standard HVAC wiring (24V)
Charging Self-charging from HVAC system
Display 1.8-inch color LCD
Camera N/A
Sound Microphone (for voice control)
Connectivity Wi-Fi 802.11a/b/g/n/ac (2.4GHz/5GHz), Bluetooth Low Energy
Device
Criterion Value Proof(s) Comment
Known hardware tampering Rare [No significant public reports] As a Google product, supply chain security is generally reliable
Known vulnerabilities Rare [2] Regular security updates address identified vulnerabilities
Prior attacks None [No widespread attack reports] Limited attack surface reduces likelihood of successful attacks
Updatability Very common [3] Automatic over-the-air updates ensure security patches are applied
Category score 2
System
Criterion Value Proof(s) Comment
Authentication with other systems Full [4] Full integration with Google Account system and Google Home ecosystem
Communications Encrypted with up-to-date encryption [5] Uses TLS 1.2 for all cloud communications
Storage Encrypted with up-to-date encryption [6] Data encrypted at rest in Google Cloud with AES-256
Category score 1
User Authentication
Criterion Value Proof(s) Comment
Account management Full [7] Full Google Account integration with 2FA support
Authentication Secure [8] Requires Google Account authentication with optional 2FA
Brute-force protection Exist [Standard Google Account protection] Google Account system provides brute-force protection
Event logging Access event logged [9] Maintains detailed activity history in the app
Passwords Require change after setup with complexity requirements [Google Account requirements] Google Account enforces strong password policies
Category score 1
Grade A