Crypto investors lost a total of $ 2.5 billion in the first half of 2025 through hacks and fraud cases: Certik
In the first half of 2025, Hackers stole cryptocurrencies worth more than $ 2.47 billion and thus exceeded the total value of the previous year of $ 2.42 billion, according to Certik.Hack3d report“”
The majority of this sum can be attributed to two incidents; theBybit violation“”Cetus protocol usethat together had a value of $ 1.78 billion.
The compromising of Wallets was the main attack vector for hackers in the first half of this year and caused losses of $ 1.7 billion, while Phishing was still widespread and in 132 cases led to theft of $ 410 million.
Phishing is a method that hackers use to steal the passwords or access data of a victim and thus gain access to an account.
“Although the total data are alarming, it is important to emphasize that the majority of the funds lost in the first half of the year are due to two concentrated, highly effective events,” said Certik co-founder Ronghui GU.
“Regardless of this, the results serve as a further memory for the industry that there is still a lot of work to be done,” added Gu.
The report also found that $ 801 million in the second quarter alone was lost, which corresponds to a decline of 52 % compared to the previous quarter. The majority of the hacks took place on Ethereum, with stolen $ 1.5 billion in 164 incidents, followed by Bitcoin with stolen $ 373 million in $ 10.
