Aurora Mobile Debuts Silent Auth in 36 Countries, Boosts Conversion by up to 30%
JG•Aurora Mobile's EngageLab launched Silent Auth, a passwordless authentication service in 36 countries that uses Carrier Direct Connection to verify users' phone numbers, SIM cards and devices in milliseconds. It boosts registration and login conversion by 20-30% through SIM swap detection and works alongside SMS OTP for near-100% coverage.
1. Product Launch and Features
EngageLab officially introduced Silent Auth, a passwordless authentication service now live in 36 countries. Silent Auth leverages Carrier Direct Connection to confirm the match between a user’s phone number, SIM card and device in milliseconds, offering seamless background verification with zero input.
2. Use Cases and Benefits
Silent Auth accelerates first-step registration and login, driving a 20-30% uplift in conversions by eliminating SMS delays. It secures high-risk actions like fund transfers and password resets through real-time SIM swap detection and prevents marketing fraud by blocking virtual numbers and automated scripts.
3. Integration and Compliance
The solution operates alongside existing SMS OTP infrastructure, automatically falling back to OTP when needed to achieve near-100% coverage without requiring migration. All data transmissions are end-to-end hashed to comply with CCPA and regional banking mandates such as BSP Circular 1213.




