Cody McGrath 
The enforcement agency (FBI) highlighted smart contracts managing DeFi systems as a specific source of worry.
In light of the $1.6 billion in exploits planned for 2022 against decentralized finance (DeFi) networks, the US Federal Bureau of Investigation (FBI) has issued a new warning to investors in these platforms.
In a public service notice posted on the FBI’s Internet Crime Complaint Center on August 29, the organization claimed that the exploits had resulted in financial losses for investors.
Before utilizing Defi platforms, he recommended investors do thorough research on them. He also urged platforms to strengthen monitoring and carry out rigorous code testing.
Due to investors’ rising interest in cryptocurrencies,” “the intricacy of cross-chain functionality,” and “the open source nature of Defi platforms,” the law enforcement agency warned that hackers are active and ready to exploit.
The FBI has documented instances of fraudsters stealing bitcoin from investors by taking advantage of flaws in the smart contracts that control DeFi platforms.
The enforcement agency cited instances when hackers stole $321 million from the Wormhole token bridge in February via a “signature verification weakness.”
Additionally, it disclosed a flash loan attack that was used in July to open a vulnerability in the Solana DeFi protocol Nirvana.
But that’s only a drop in a very large ocean; in fact, since the year began, more than $1.6 billion has been abused from the DeFi space, exceeding the entire amount taken in 2020 and 2021 combined, according to research by blockchain security company CertiK in M.
FBI advises testing and diligence
Even while the FBI acknowledged that “all investments carry some risk,” the agency has advised that investors thoroughly examine DeFi platforms before using them and, if in doubt, consult a qualified financial advisor.
The agency stressed the importance of the platform’s policies and the fact that they have undergone one or more independent code audits.
A code audit often entails an examination of the platform’s underlying code to find any holes or flaws that may be exploited.
The enforcement agency advises approaching any DeFi investment pools with a “rapid rollout of smart contracts” or a “very restricted timeline to join” with great care. This is particularly true if the investment pool has not performed a code audit.
The law enforcement organization also raised the red flag for crowdsourced solutions, which generate concepts or material by asking for input from a large number of individuals.
“Open source code repositories allow unfettered access to all individuals, to include those with nefarious intentions.”
According to the FBI, DeFi platforms may also contribute to security by routinely testing their code to find vulnerabilities and by using real-time analytics and monitoring.
The guidelines also include developing an incident response strategy and warning users of any potential platform flaws, hackers, exploits, or other questionable behavior.
If all else fails, the enforcement agency advises American investors who have been the target of hackers to get in touch with them through the Internet Crime Complaint Center or their local FBI field office.
With the creation of the Virtual Asset Exploitation Unit, the FBI has increased its efforts to combat criminality in the digital asset sector, according to a statement made earlier this year by U.S. Deputy Attorney General Lisa Monaco.
As part of a change in emphasis on disrupting global criminal networks rather than merely their prosecution, the specialized team is focused on cryptocurrencies and includes specialists to assist with blockchain research.