Security analysis: Silent Network Auth — Verify a phone number without OTP

Case summary

The target, observed result, and important findings.

Status
Current evaluation
Findings: 1Medium
Kit source work: Loading related source work…
Discover or upload kit source
Submitted URL: https://signinwithphone.com/ Search for this value.
Effective URL: https://otpless.com/products/silent-network-auth Search for this value.
Domain registration: signinwithphone.comMore than 90 days oldRegistered 2021-06-10 · Registrar GoDaddy.com, LLC
Language: Detecting...
Network: 54 requests across 7 hosts
Cookies: 3 observed
Favicon: cd898ddd…41fda392 Search for this value.
Infrastructure: Loading...
Behavior: 0 recorded events
Interaction: 2 actions · 0 submissions · stopped: no fillable controls · download stage: no payload control
1. clicksucceededSilent Network Auth Carrier-verified login, no OTP
2. clicksucceededAccept all [dispatched]

The summary page has no captured screenshot.

How and when the analysis ran.

Detected findings grouped by risk

Network requests grouped by resource type

Recorded actions grouped by type

Requests to the most active hosts

First-party and third-party requests

Network responses grouped by MIME type

Navigation

Response declarations and context-wide browser observations. Navigation identifies where a jar was inspected, not which page set each cookie.

HTTP headers: complete

Browser snapshots: complete

Browser collection history

dom_ready · 2026-11-10T17:14:24.203936Z · navigation 1
Collection: complete
document_ready · 2026-11-10T17:14:24.227139Z · navigation 1
Collection: complete
network_idle · 2026-11-10T17:14:25.879996Z · navigation 1
Collection: complete
pre_interaction · 2026-11-10T17:14:26.637032Z · navigation 1
Collection: complete
interaction-00-before · 2026-11-10T17:14:34.869198Z · navigation 1
Collection: complete
interaction-00-after · 2026-11-10T17:14:39.091094Z · navigation 2
Collection: complete
interaction-01-before · 2026-11-10T17:14:39.844173Z · navigation 2
Collection: complete
interaction-01-after · 2026-11-10T17:14:48.800424Z · navigation 2
Collection: complete
final · 2026-11-10T17:14:50.109313Z · navigation 2
Collection: complete
settled · 2026-11-10T17:14:50.204182Z · navigation 2
Collection: complete