B² Network Hack
REPORTED LOSS
$3.9M
What happened
B² Network reported unauthorised access to its B2 staking-contract upgrade authority, after which approximately 8.59M B2 was withdrawn on BNB Chain with a nominal value of about $3.86M.
Technical Root Cause
Unauthorised access to the staking contract's upgrade authority allowed the attacker to control the upgrade path and drain the staking service.
Case & protocol details
Classification
Other
Protocol Type
Exploit/Access control
Official Website
www.bsquared.network/
Protocol Twitter/X
@BSquaredNetwork
How it happened
The attacker used the compromised upgrade-control path to drain B2 from the staking contract, sold the tokens for BNB, and moved proceeds across chains.
Evidence & learning
Attack pattern
Compare incidents →Sources and on-chain records
- report Report x.com
- report Report x.com
- report Report x.com
- analysis B² Network upgrade-authority incident archive deltacapitalhk.com
- analysis B² Network staking drain analysis sigintzero.com
Build your security review skills
Work through hands-on labs covering real exploit mechanics, review techniques, and defensive patterns.
