---
id: 5291
title: "How to Chain 2FA Bypasses in Crypto P2P System and Steal Users’ USDT"
source_domain: hackenproof.com
source_url: "https://hackenproof.com/blog/2fa-bypass-crypto-p2p-platform"
published_at: "2026-06-11 10:04"
tags: ["bug-bounty", "web3", "appsec", "vulnerability-research", "writeup", "session-security", "2fa-bypass", "logic-flaw", "p2p"]
phying_url: "https://phying.com/item/5291"
lang: en
---

# How to Chain 2FA Bypasses in Crypto P2P System and Steal Users’ USDT

## Summary

A bug bounty write-up on chaining two logic flaws in a crypto P2P platform — frontend-only 2FA and weak session isolation — to control victims' wallets and steal USDT.

## Intelligence Metadata

- **Sources:** hackenproof.com
- **Published:** 2026-06-11 10:04
- **Original:** https://hackenproof.com/blog/2fa-bypass-crypto-p2p-platform
- **Phying News:** https://phying.com/item/5291