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Based on SEED lab Race Condition Vulnerability Attack, explain how below php code could be used to execute this type of attack. function withdraw ($amount)
- Based on SEED lab Race Condition Vulnerability Attack, explain how below php code could be used to execute this type of attack.
function withdraw ($amount)
{
$balance = getBalance ( ) ;
If ($amount <= balance) {
$balance = $balance - $amount;
echo You have withdrawn: $amount ;
saveBalance ($balance);
}
else {
echo Insufficient funds. ;
}
}
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