Security Incidents

Gate News message, April 27 — ZetaChain announced that its GatewayEVM contract was exploited on April 28, affecting only internal team wallets. The team has sealed off the attack vector to prevent further fund loss, and no user funds were impacted by the incident. As a precautionary measure, ZetaCh

A Cardano developer says a realistic AI deepfake video call led to a laptop breach, a reminder that the next wave of crypto attacks may start with faces and voices rather than smart contracts. The warning, shared with the Cardano community, describes an incident in which an impostor used

French authorities have charged 88 individuals, including 10 minors, in connection with kidnappings and extortions targeting cryptocurrency owners, according to a statement from the National Public Prosecutor's Office for Organized Crime (PNACO) released Friday. The charges are tied to 12 ongoing

DeFi once attracted young people with five-figure APY rates, but it is now seen as overpriced and carrying too much risk. Over the past year, more than $1.62 billion has been stolen, and at one point Aave’s interest rate spiked to 12.4%. The fair yield is about 12.55%, with a retail entry threshold of 18%. Institutional players prefer “strategy-isolated vaults” to reduce tail risk. Conclusion: high leverage is no longer in; in the future, we’ll need higher-risk pricing and insurance tools to accommodate both young people and old money.

Gate News message, April 27 — Robinhood alerted users on social media that some customers received fraudulent emails last Sunday evening claiming to be from noreply@robinhood.com with the subject line "Your recent login to Robinhood." The phishing attempt stemmed from misuse of the account

Gate News message, April 27 — Crypto trading platform Websea has suspended withdrawals and closed its C2C (peer-to-peer) channels, with multiple users reporting the exchange appears to have conducted an exit scam. The platform initially restricted withdrawals before completely shutting down the C2C

Gate News message, April 27 — RAVE, the native token of RaveDAO (a Web3-based cultural community project), skyrocketed 110x in two weeks before plummeting 98% over two days on April 19-20, prompting comparisons to the infamous 2007 Lubo stock manipulation scandal in South Korea. On April 18, RAVE r

A new study analyzes Polymarket’s trading records from 2023–2025 and shows that only 3.14% of experienced winners control more than 30% of the profits. Crowd participation alone is not enough to explain overall accuracy; at the same time, it tracks 1,950 highly suspicious insider trading accounts that, while not driving predictions, amplified price volatility. The case shows that large bets were placed and profits were made before the U.S. announced developments regarding Venezuela. The research questions “wisdom of crowds” and emphasizes the need for increasingly strict regulation.

According to Market Forces Africa, reported on April 27, incidents of kidnapping and violent attacks targeting cryptocurrency investors in France have increased sharply. On the X platform, Telegram founder Pavel Durov said that since the beginning of 2026, he has recorded 41 cases of cryptocurrency investor kidnappings, averaging one incident every 2.5 days, and that they are linked to a leak of French tax records.

According to a report by Hubei Daily on April 27, Guo Tingyu, a police officer from the Cyber Security Brigade of the Qingshan Branch of the Wuhan Municipal Public Security Bureau, was recently awarded the Individual Second-Class Merit. Guo Tingyu graduated from Huazhong University of Science and Technology with a degree in computer science. In 2023, he passed the civil service exam to join the police force. In early 2024, he took charge of the first virtual currency theft case in all of Hubei Province. After nearly 70 days of investigation and case-solving, the amount of involved funds exceeded 100 million yuan, and all five suspects were fully dealt with in accordance with the law.

Gate News message, April 27 — Litecoin underwent a deep chain reorganization on Saturday (April 26) after attackers exploited a zero-day vulnerability in its MimbleWimble Extension Block (MWEB) privacy layer, the Litecoin Foundation announced. The reorg spanned blocks 3,095,930 to 3,095,943 and

Gate News message, April 27 — A cybercrime unit in Wuhan, China's Hubei Province, has dismantled a cryptocurrency theft ring involving counterfeit wallet applications, with investigations revealing over 100 million yuan (approximately $14 million) in illicit proceeds. Five suspects have been

Sui Network decentralized lending protocol Scallop posted an official announcement on the X platform on April 26 (Sunday), confirming that it was hit by a vulnerability attack. The attacker extracted approximately 150,000 SUI from an abandoned rewards contract associated with sSUI spool. According to the official statement, the core liquidity pool and users’ deposits were not affected. The protocol has restored deposits and withdrawals, confirming that the company will fully reimburse all losses with company funds.

Gate News message, April 26 — Scallop Protocol, a lending platform on the Sui blockchain, suffered a flash loan exploit targeting a deprecated side contract linked to its sSUI rewards pool, resulting in a loss of approximately $142,000 (150,000 SUI). The attack exploited oracle price feed

## Sentencing and Charges California resident Evan Tangeman, 22, was sentenced on Friday to 70 months in federal prison for his role laundering proceeds from a multi-state cryptocurrency theft ring that stole around $263 million in digital assets from victims, according to the U.S. Department of Ju

Gate News message, April 26 — Litecoin underwent a deep chain reorganization on Saturday afternoon after attackers exploited a zero-day vulnerability in its MimbleWimble Extension Block (MWEB) privacy layer, according

Gate News message, April 26 — Blockchain analytics platform Arkham has identified renewed on-chain activity from an address believed to be connected to Avi Eisenberg, the attacker who profited approximately $110 million from the 2022 Mango Markets exploit. Eisenberg was previously sentenced to

Scallop was attacked on the Sui chain, and the side contract involved led to the sSUI rewards pool being exploited. Approximately 150k SUI were stolen. The core contract is secure, and deposits and withdrawals have been restored. The official statement applies only to the deprecated rewards contract; users’ funds were not affected. Former NEAR developer Vadim said the vulnerability originated from an outdated V2 package from 17 months ago, where not initializing last_index caused rewards to accumulate starting in 2023. The fix requires adding a version field to the shared object and strengthening version checks to prevent risks caused by outdated packages.

Gate News message, April 26 — Scallop, a lending protocol in the Sui ecosystem, announced the discovery of a vulnerability in an auxiliary contract associated with its sSUI reward pool, resulting in a loss of approximately 150,000 SUI. The affected contract has been frozen, and Scallop confirmed

Gate News message, April 26 — Litecoin experienced a deep chain reorganization on Saturday (April 26) after attackers exploited a zero-day vulnerability in its MimbleWimble Extension Block (MWEB) privacy layer, according to the Litecoin Foundation. The reorg spanned blocks 3,095,930 to 3,095,943 and