Akropolis has offered the hacker who stole $2 million in Dai cryptocurrency a "bug bounty" reward in return for the missing funds.

In an open letter published on Medium[1], the cryptocurrency "community economy" platform proposed a $200,000 "reward" for the threat actor's cooperation. 

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Describing the bug bounty payment "as compensation for your exploit," Akropolis said[3] it "hope[s] that the hacker will take our offer into consideration and cooperate with the team to resolve the issue."

The platform revealed the theft of cryptocurrency from its platform last week. As previously reported by ZDNet[4], transactions were temporarily paused to stop more Dai tokens from being stolen in what is known as a "flash loan" attack.

Flash loan attacks occur on decentralized finance (DeFi) platforms. An attacker loans funds but then exploits a security weakness -- such as a vulnerability -- to bypass loan mechanisms and walk away with the cryptocurrency they have 'borrowed.' 

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Since the cyberattack, Akropolis has internally investigated the exploit and is currently fixing "contract-level" issues. The company has also launched an external analysis of the incident together with partners and investors. 

However, Akropolis has chosen not to go to law enforcement -- yet -- in the hope that the hacker will agree to the firm's proposal. 

"We would like to propose that you return the funds of our community members within 48 hours and in return, we will offer a $200,000 bug bounty," Akropolis said. "We will take measures to protect your identity as required. If you decide not to cooperate we will pursue criminal action

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