Best Smart Locks for Security features (encryption)

Security features (encryption) Decision Dashboard

Best for Security features (encryption)

Schlage Encode Smart Lock

4.7 feature score

Highest scored product for this feature based on supporting review evidence.

Best overall product

Aqara UWB Smart Lock U400

4.2 overall score

Strongest overall product among items with scored evidence for this feature.

#1 Schlage Encode Smart Lock
4.7
1 review

Security discussions highlight encrypted wireless communication (especially over Bluetooth in locksmith-focused reviews) and the importance of PIN requirements for sensitive actions like voice unlocking.

Pros: Hub requirement, Physical attack resistance

Cons: Auto-unlock, Door-sense

#2 Aqara UWB Smart Lock U400
4.6
6 reviews

Security-feature evidence focused on UWB's precise distance/direction awareness, reduced Bluetooth-style risks, and encryption-related comments.

Pros: Lock/unlock speed, Smart-home integration (Alexa

Cons: Physical attack resistance, Hub requirement

#3 Lockly Secure Plus Smart Lock
4.6
7 reviews

Security is a core theme: reviewers cite AES256/BLE security claims, the PIN-shuffling keypad, biometric anti-spoofing, lockout behavior, and privacy mode style controls.

Pros: Fingerprint, Finish durability

Cons: Notifications, Smart-home integration (Alexa

#4 Yale Assure Lock 2 Smart Lock
4.6
2 reviews

Security notes include locally stored fingerprints protected with AES encryption, multi-layer encryption for app/account data, and restrictions that require local Bluetooth for certain sensitive setting changes.

Pros: Security features (encryption), Two-factor authentication availability

Cons: Warranty and support, Battery

#5 Schlage Encode Plus Smart Lock
4.5
1 review

One review explicitly cites 128-bit AES encryption as part of the lock's security approach. Most other reviews focus more on ecosystem security and account practices than on cryptography details.

Pros: Build quality and durability, Finish durability

Cons: Geofencing, Door-sense

#6 Yale August Smart Lock
4.5
1 review

Security features discussed include encrypted connections (Bluetooth and app traffic) and safeguards like voice PIN requirements, contributing to reviewer confidence for typical smart-lock use.

Pros: Existing hardware reuse, Hub requirement

Cons: Battery, Voice control

#7 ULTRALOQ U-Bolt Pro Smart Lock
4.4
5 reviews

Security features commonly mentioned include dual-layer encryption claims, the anti-peep keypad, activity logs, and a lockout mode that disables electronic access. These are generally seen as meaningful safeguards, though account-level...

Pros: Door compatibility (deadbolt fit), Weather resistance

Cons: Two-factor authentication availability, Jam detection

#8 eufy FamiLock S3 Max Smart Lock
4.4
12 reviews

Security features mentioned across reviews include local video storage, scramble passcodes, configurable lockout after failed attempts, and encrypted communications. Privacy and local data storage are frequently framed as benefits versus...

Pros: Physical attack resistance, Weather resistance

Cons: Value and Price

#9 Aqara Smart Lock U100
4.4
6 reviews

Security is reinforced with AES-128 style encryption claims and on-device fingerprint storage, which reviewers view positively for privacy. The feature set focuses on secure access methods and auditability rather than...

Pros: Locking motor, Backset compatibility

Cons: Wi-Fi, Keyway quality

#10 Aqara U50 Smart Lock
4.4
2 reviews

Security is framed around modern app and platform controls, with some reviews explicitly calling out AES-style encryption and secure ecosystem integrations.

Pros: Guest Codes and Access, User access management

Cons: Fingerprint, Warranty and support

#11 SwitchBot Lock Ultra
4.4
4 reviews

Digital security notes include AES-128 encrypted communication and local storage of biometric data (faces/fingerprints) rather than cloud dependence in several reviews. On the physical side, overall security still depends on...

Pros: Existing hardware reuse, Battery

Cons: Finish durability, Auto-unlock

#12 Lockly Visage Zeno Series Smart Lock
4.3
3 reviews

Security is reinforced by 3D facial scanning that resists photo spoofing, encrypted data handling claims, and the PIN Genie keypad design that reduces shoulder-surfing risk.

Pros: Auto-unlock, Lock/unlock speed

Cons: None

#13 Lockin Veno Pro Smart Deadbolt Lock
4.3
3 reviews

Some reviewers highlight on-device processing, local storage, and direct device-to-phone style connections (often described as more private), but concrete third-party verification details are limited; advanced security claims should be weighed...

Pros: Door-sense, Key override reliability

Cons: Geofencing

#14 Wyze Auto-Lock Bolt v2 Smart Lock
4.2
4 reviews

Security posture is framed around local biometric storage and standard app-based control; reviews emphasize fingerprints staying on-device rather than in the cloud, but do not deeply audit encryption specifics.

Pros: Hub requirement, Value and Price

Cons: Door-sense

#15 Level Lock+ Smart Lock
4.2
1 review

Security-wise, encryption is described positively (including end-to-end encryption mentions), and Home Key offers choices like Express Mode vs requiring device authentication, letting users balance speed and protection.

Pros: Smart-home integration (Alexa, Google

Cons: Fingerprint, Door-sense

#16 myQ Secure View 3-in-1 Smart Lock
4.2
1 review

One walkthrough emphasizes that facial data stays on-device and references network protection settings, pointing to a privacy/security-first approach for biometrics.

Pros: Backset compatibility, Lock/unlock speed

Cons: Voice control, Smart-home integration (Alexa

#17 Kwikset Obsidian Smart Lock
4.1
3 reviews

SecureScreen (decoy/random digits) helps prevent fingerprint-based code guessing, and Z-Wave versions mention encryption; the keywayless design also removes common key-based attack vectors like bump keys.

Pros: Existing hardware reuse, Locking reliability

Cons: Key override reliability, Bluetooth

#18 Desloc D110 Plus Smart Lock
4.0
10 reviews

Security features mentioned include anti-peeping PIN entry, vacation-style restriction modes, failed-attempt lockouts, and anti-hijacking or SOS-style alerts; some sources also mention encrypted fingerprint storage, but overall physical security is positioned...

Pros: Hub requirement, Backset compatibility

Cons: Door-sense, Smart-home integration (Alexa

#19 eufy Video Smart Lock S330
4.0
1 review

Security and privacy discussion centers on local storage and app behavior; one reviewer noted an on-screen encryption message before video streams to the bridge. Overall, the product is framed as...

Pros: Lock/unlock speed, Access logs

Cons: Door-sense, Jam detection