---
id: 1424
title: "The $1.5B Bybit Hack: The Era of Operational Security Failures Has Arrived"
source_domain: blog.trailofbits.com
source_url: "https://blog.trailofbits.com/2025/02/21/the-1.5b-bybit-hack-the-era-of-operational-security-failures-has-arrived/"
published_at: "2025-02-21 05:00"
tags: ["blockchain", "crypto", "bybit", "operational-security", "dprk", "cold-wallet"]
phying_url: "https://phying.com/item/1424"
lang: en
---

# The $1.5B Bybit Hack: The Era of Operational Security Failures Has Arrived

## Summary

Attackers linked to North Korea's RGB (TraderTraitor, Jade Sleet) compromised Bybit signer devices to steal $1.5B from cold storage—a shift from code exploits toward operational security failures.

## Intelligence Metadata

- **Sources:** blog.trailofbits.com
- **Published:** 2025-02-21 05:00
- **Original:** https://blog.trailofbits.com/2025/02/21/the-1.5b-bybit-hack-the-era-of-operational-security-failures-has-arrived/
- **Phying News:** https://phying.com/item/1424