
Bitcoin DeFi Platform Echo Protocol Loses $76M in Exploit
Echo Protocol, a Bitcoin-based DeFi platform, reported a $76 million exploit due to a compromised admin key. The incident highlights ongoing security risks in decentralized finance.
149 stories about Security from across the crypto press, curated and summarized daily. Most recent: Jul 24, 2026.

Echo Protocol, a Bitcoin-based DeFi platform, reported a $76 million exploit due to a compromised admin key. The incident highlights ongoing security risks in decentralized finance.

Aave, a major DeFi lending platform, has lifted borrowing restrictions on ether (ETH) after recovering from a $230 million exploit in April. This move signals growing confidence in the protocol's security as the crypto market stabilizes.

Crypto monitoring systems designed for human activity may struggle with AI-driven transactions, according to Elliptic CEO Simone Maini. This could lead to a security arms race as bad actors leverage automation.

Citi warns that rapid advances in quantum computing could soon threaten Bitcoin and other cryptocurrencies. Bitcoin's security model is particularly at risk due to its reliance on cryptographic methods that quantum computers could potentially break.

A security breach has drained $11.6 million from the Verus-Ethereum bridge, affecting 103.6 tBTC, 1,625 ETH, and 147,000 USDC. Peckshield flagged the exploit, highlighting the ongoing risks in cross-chain bridges.

A Bitcoin trader recovered $400,000 using AI to crack a wallet password lost 11 years ago. The AI tried 3.5 trillion passwords before succeeding, highlighting the potential of AI in recovering lost crypto assets.

A sophisticated hacking group linked to North Korea has stolen over $12 million in cryptocurrency from unsuspecting users. The campaign involved phishing and social engineering tactics to trick victims into revealing their private keys.

THORChain has confirmed a $10 million exploit and launched a recovery portal for affected users. The portal allows users to revoke malicious approvals and claim refunds across four blockchain networks.

Many crypto users are opting for high-yield investments over DeFi insurance, leaving billions at risk. This trend has led to the collapse of most DeFi insurance protocols, which were meant to protect against hacks and exploits.

Lombard is the latest project to abandon LayerZero's cross-chain bridge, shifting $4 billion to Chainlink's alternative. This follows a $292 million exploit on LayerZero's Kelp DAO bridge, raising security concerns.

The KelpDAO hack, totaling $293 million, highlights a shift in DeFi security challenges from coding bugs to managing complexity. This incident underscores the need for more robust security measures as DeFi protocols mature.

Lombard Finance is shifting its $1 billion in Bitcoin assets from LayerZero to Chainlink after a major exploit. The move comes following the Kelp DAO hack, which resulted in a $292 million loss.

Kraken is abandoning LayerZero's technology for its wrapped Bitcoin service, joining a wave of firms leaving after a $292 million hack. The exchange will now use Chainlink's cross-chain tech instead.

DeFi attackers are using AI to exploit security weaknesses beyond smart contract bugs, making it harder for defenders to keep up. The CEO of CertiK warns that this creates an unfair advantage for hackers.

Kraken is moving over $3 billion in assets from LayerZero to Chainlink after a $292 million exploit. This shift follows a security breach on a LayerZero-powered bridge involving the Kelp project.

A new Ethereum standard called Clear Signing aims to prevent blind signing, a flaw that has led to billions in losses. The initiative involves major wallet developers, security firms, and the Ethereum Foundation.

Ethereum developers have proposed a solution to 'blind signing,' a technical flaw that has led to significant financial losses. This change could make the network safer for everyday users.

Elliptic, a blockchain analytics firm, has raised $120 million in a Series D funding round, valuing the company at $670 million. Deutsche Bank and Nasdaq Ventures are among the major investors, signaling growing interest from traditional financial institutions in the crypto space.

The Ethereum Foundation has launched a new standard called 'Clear Signing' to help users avoid accidentally approving harmful transactions. This move aims to reduce losses from phishing attacks and wallet drains, making crypto transactions safer for everyone.

Elliptic, a crypto analytics firm, has secured $120 million in funding to expand its AI tools. This investment, backed by Nasdaq and Deutsche Bank, aims to enhance security in the rapidly growing stablecoin and tokenized finance sectors.

State-sponsored hackers from North Korea were responsible for 60% of all crypto-related thefts in 2025, totaling $2.1 billion. These groups are using advanced techniques to launder money across different blockchain networks.

Dolphin AI has launched a new chatbot that prioritizes user privacy. The bot doesn't store conversation history, making it a more secure option for sensitive discussions.

A new report warns that quantum computing could break Bitcoin's security, potentially putting $3 trillion in digital assets at risk. The report suggests it may already be too late to fully protect the network.

A popular cryptocurrency exchange has introduced a new wallet designed for beginners. This could make managing digital assets much simpler for new users.