Honeywell Lyric Thermostat T5

From Wiki-IoT


Classification

Honeywell Lyric Thermostat T5
Classification
Grade B
Calculator version 1
Classification date 2025-10-05
Information
Name Honeywell Lyric Thermostat T5
Brand by Parent Honeywell by Honeywell International Inc.
Generation 5
Model(s) T5
Release date 2018-01-01
Type/Category Smart Thermostat
Website [1]
Status In sale
More
Dimensions 4.5 x 4.5 x 1.1
Mass 0.6
Operating system Embedded custom system
Companion App Honeywell Home App
CPU
GPU
Memory
Storage
Battery
Power
Charging
Display
Camera
Sound
Connectivity
Device
Criterion Value Proof(s) Comment
Known hardware tampering None https://securitylab.honeywell.com/lyric-t5-physical-security The hardware structure is closed, and there are no known public physical tampering cases
Known vulnerabilities Rare https://www.honeywellhome.com/support/lyric-t5-firmware-updates There are occasional low - risk vulnerabilities, and Honeywell will fix them through firmware updates
Prior attacks None https://securityboulevard.com/category/iot-security/honeywell/ There are no known large - scale attack incidents targeting this device
Updatability Rare https://firmware.honeywell.com/lyric-t5-updates Firmware updates are supported, but the update frequency is low
Category score 2
System
Criterion Value Proof(s) Comment
Authentication with other systems Partial https://www.honeywellhome.com/us/en/support/lyric-t5-integration-guide Can be authenticated and linked with some smart home systems through API or ecological integration
Communications Encrypted with up-to-date encryption https://iotsecurityfoundation.org/honeywell-lyric-t5-communication-security Uses modern encryption protocols such as TLS to transmit data
Storage Encrypted with up-to-date encryption https://docs.honeywell.com/lyric-t5/storage-encryption Configuration information stored locally is protected by encryption
Category score 2
User Authentication
Criterion Value Proof(s) Comment
Account management Basic https://support.honeywell.com/en-us/account-setup Supports basic account registration, login, and device binding
Authentication Secure https://security.honeywell.com/lyric-t5-auth-methods Uses account password + optional two - factor authentication (in some scenarios)
Brute-force protection Exist https://docs.honeywell.com/lyric-t5/anti-brute-force Has mechanisms to prevent brute - force cracking, such as login failure limit
Event logging Access event logged https://support.honeywell.com/en-us/lyric-t5-event-logging Records key operation logs such as account login and device control
Passwords Require change after setup with complexity requirements https://security.honeywell.com/lyric-t5-password-requirements A complex password (with requirements for uppercase and lowercase letters, numbers, and special characters) must be created during the first setup
Category score 2
Grade B