---
id: 634
title: "A hacker explains the recent crosswalk signal hijacks"
source_domain: bugcrowd.com
source_url: "https://www.bugcrowd.com/blog/a-hacker-explains-the-recent-crosswalk-signal-hijacks/"
published_at: "2025-04-23 16:03"
tags: ["iot", "infrastructure", "hardware-hacking", "physical-security", "crosswalk", "analysis"]
phying_url: "https://phying.com/item/634"
lang: en
---

# A hacker explains the recent crosswalk signal hijacks

## Summary

A Bugcrowd hardware hacker theorizes how San Francisco crosswalk buttons were modified to play prank messages, analyzing the likely Polara iNavigator device and its accessibility speech features.

## Intelligence Metadata

- **Sources:** bugcrowd.com
- **Published:** 2025-04-23 16:03
- **Original:** https://www.bugcrowd.com/blog/a-hacker-explains-the-recent-crosswalk-signal-hijacks/
- **Phying News:** https://phying.com/item/634