_Follow along with this video:_ --- ### MEV - Thunder Loan Surely Thunder Loan is safe from MEV attacks! Everything happens so fast, there's no way someone could step in to affect anything, right? Afraid not. `Thunder Loan` is susceptible to something called a `sandwich attack`. By closely monitoring the `mempool`, a malicious actor would be able to see a pending flash loan and exploit `Thunder Loan`'s reliance on the TSwap protocol as an oracle by swapping the loaned tokens, `front running` the flash loan, and subsequently altering the expected fees associated with it. The malicious actor can then **swap back** (this is called `back running`) before the loan's repayment checks TSwap again! This would drastically impact the flash loan experience in Thunder Loan and may cause several of them to fail, or worse - cost victims a tonne in unexpected fees. ::image{src='/security-section-8/7-thunder-loan-mev/mev-thunder-loan1.png'} ### Wrap Up Things aren't looking good... we better check `Boss Bridge`! See you there, in the next lesson!
Follow along with this video:
Surely Thunder Loan is safe from MEV attacks! Everything happens so fast, there's no way someone could step in to affect anything, right?
Afraid not.
Thunder Loan
is susceptible to something called a sandwich attack
.
By closely monitoring the mempool
, a malicious actor would be able to see a pending flash loan and exploit Thunder Loan
's reliance on the TSwap protocol as an oracle by swapping the loaned tokens, front running
the flash loan, and subsequently altering the expected fees associated with it.
The malicious actor can then swap back (this is called back running
) before the loan's repayment checks TSwap again! This would drastically impact the flash loan experience in Thunder Loan and may cause several of them to fail, or worse - cost victims a tonne in unexpected fees.
::image{src='/security-section-8/7-thunder-loan-mev/mev-thunder-loan1.png'}
Things aren't looking good... we better check Boss Bridge
! See you there, in the next lesson!
MEV Vulnerabilities in Thunder Loan discussed!
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