Daily digests

Crypto News Digest: May 30, 2026

The stories that moved crypto on May 30, 2026.

21 stories

All crypto news

The Block

SEC sues Privvy founder over $12.3 million crypto scheme as AI ‘bots’ turn out to be neither

The SEC is suing Privvy founder Fuller over a $12.3 million crypto scheme, alleging he misappropriated funds for personal expenses, including a $1 million house, gambling, trading cards, travel, and a Jeep. The SEC claims Fuller's AI 'bots' were not legitimate, instead being a ruse to deceive investors.

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CoinTelegraph

Senator Lummis says China will 'write the rules' of the new financial era if CLARITY fails

The Senate Banking Committee has advanced the CLARITY Act, moving it one step closer to becoming law, but it still requires passage in both chambers of Congress before reaching the president's desk. Senator Lummis warns that if the bill fails, China will "write the rules" of the new financial era, potentially giving them significant regulatory influence.

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CoinTelegraph

Circle freezes $12.6M of USDC linked to privacy protocol Zama

Circle freezes $12.6 million in USDC linked to privacy protocol Zama, with onchain sleuth ZachXBT speculating that the freeze is related to an ongoing civil court case, despite no direct connection to Zama's operations. This move raises concerns about the potential impact on Zama's users and the broader stability of the USDC market, potentially affecting investor confidence.

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CoinDesk

SEC sues Texas man over $12.3 million alleged crypto scheme built on fake AI trading bots

The SEC is suing a Texas man, Fuller, over a $12.3 million alleged crypto scheme built on fake AI trading bots. Fuller allegedly diverted $6.2 million for personal use and $5.5 million for Ponzi-like payments, while only 3% of funds were used for actual crypto trading.

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The Block

Crypto champion Trump may be jeopardizing the industry’s landmark legislation 

President Trump's recent comments are jeopardizing the crypto industry's landmark legislation, years in the making, with his statements potentially alienating key lawmakers. His remarks have sparked concerns among industry stakeholders, who had initially seen him as a strong ally. This shift could hinder the passage of the legislation, impacting the sector's growth and development.

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The Block

Cosmos-based Gravity Bridge drained of $5.4 million in suspected key compromise, researchers say

Researchers claim a key compromise has drained the Cosmos-based Gravity Bridge of $5.4 million, with the attacker making off with USDC, ether, tether, and PAYG tokens. The stolen funds were laundered through ChangeNow and Binance, highlighting the need for improved security measures in cross-chain bridges to prevent such large-scale exploits and protect investor assets.

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CoinDesk

Wall Street’s trillion-dollar dilemma: Why AI-powered hackers are keeping big banks off the blockchain

CertiK CEO Ronghui Gu warns that April was the worst month for DeFi in four years, with exploits occurring on 27 out of 30 days, highlighting the trillion-dollar dilemma of Wall Street's adoption of blockchain technology due to AI-powered hacking threats. This raises concerns about the security of major banks' potential entry into the DeFi space.

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Decrypt

Florida Candidate Liquidates $800K in Bitcoin to Bankroll Congressional Bid

A Republican candidate running for Florida's 22nd Congressional District liquidates $800,000 in Bitcoin to bankroll his campaign, a significant move that highlights the growing appeal of cryptocurrency for politicians seeking to raise funds. This transaction underscores the increasing acceptance of digital assets in mainstream politics, potentially paving the way for more candidates to leverage cryptocurrencies.

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CoinDesk

U.S. says it seized about $1 billion in Iranian crypto as pressure campaign expands

The U.S. government is seizing approximately $1 billion in Iranian cryptocurrency as part of "Operation Economic Fury," a pressure campaign targeting Iran's access to overseas revenue, banking networks, and crypto infrastructure, further restricting the country's financial capabilities. This move escalates the ongoing economic sanctions against Iran, impacting its financial stability and resilience.

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CoinTelegraph

SEC charges Texas man with $12.3M crypto fraud using fake AI trading bots

The SEC is charging Nathan Fuller with raising $12.3 million from 150 investors through a crypto fraud scheme built around fake AI trading bots. Fuller allegedly promised investors high returns from his AI-powered trading bots, but instead used their funds for personal expenses.

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The Block

Court-ordered Circle freeze traps $12.6 million in Zama cUSDC contract amid Overnight Finance suit

A court-ordered freeze has trapped $12.6 million in Zama's cUSDC contract, stemming from an Overnight Finance suit. Zama CEO Rand Hindi stated that the protocol's confidential USDC contract was "caught in a crossfire" and that his team is investigating the freeze. This development may impact Zama's operations and user trust in the platform.

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CoinDesk

Hyperliquid could become a ‘financial services juggernaut’ as DeFi expands, says Grayscale

Hyperliquid is emerging as a blockchain-based financial infrastructure platform, according to Grayscale, with the potential to expand beyond crypto trading and challenge traditional derivatives and exchange markets. This platform could become a 'financial services juggernaut' as DeFi continues to expand, potentially disrupting established industries and offering new opportunities for investors and users alike, driving innovation in the financial sector.

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CoinDesk

When the market is bad, we build: Inside Binance’s bold 2030 master plan

Binance's Head of VIP and Institutional, Catherine Chen, emphasizes that established crypto firms will merge with traditional finance, but notes that neither Wall Street bankers nor corporate giants will dominate the crypto industry. Chen's statement suggests a collaborative approach, with 2030 serving as a pivotal year for this integration, potentially leading to increased mainstream adoption and legitimacy of cryptocurrencies.

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Decrypt

What Is an AI Prompt Injection Attack? The Hidden Threat Hijacking Your Chatbots

Hackers can hijack popular chatbots like ChatGPT, Claude, and Gemini with a single malicious sentence. This AI prompt injection attack exploits vulnerabilities in chatbot systems, allowing attackers to manipulate responses. OpenAI warns that the problem may never be fully solved, leaving users vulnerable to potential security breaches and misinformation. The industry must adapt to mitigate this growing threat.

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CoinDesk

Ripple said to lead $1 billion XRP treasury raise: Report

Ripple is reportedly leading a $1 billion XRP treasury raise, the largest XRP-focused digital asset treasury yet, despite weakened investor appetite for token accumulation stocks following the recent crypto market downturn. This massive fundraise could stabilize XRP's price, potentially boosting investor confidence and influencing the broader cryptocurrency market's trajectory amidst ongoing regulatory scrutiny.

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CoinTelegraph

Bitcoin treasury space still has fair share of ‘carnival barkers’: BSTR founder

Sean Bill, co-founder of BSTR, warns that the Bitcoin treasury space is still plagued by "carnival barkers" who lack the ability to deploy Bitcoin effectively, despite growing demand for such services. Many companies claim to offer treasury solutions but struggle to put Bitcoin to work, raising concerns about market manipulation and lack of genuine expertise.

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CoinTelegraph

Spot Bitcoin ETFs see record 10-day outflow streak, analyst calls it ‘contrarian indicator’

Spot Bitcoin ETFs are experiencing a record 10-day outflow streak, totaling nearly $3 billion, with investors withdrawing funds from these products. Meanwhile, Ether ETFs have seen 14 consecutive days of outflows. This trend is being viewed as a contrarian indicator, suggesting that investors are taking a bearish stance on the market, potentially leading to a rebound in prices.

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CoinTelegraph

US has seized nearly $1 billion in Iranian crypto, Treasury secretary says

The US Treasury Secretary Scott Bessent announces that the US has seized nearly $1 billion in Iranian crypto assets, doubling the previously disclosed figure of roughly $500 million in late April. This significant seizure highlights the US government's efforts to combat illicit activities and restrict Iran's access to global financial systems, further tightening crypto sanctions.

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CoinTelegraph

Bitcoin retail sentiment still matters, says Swan Bitcoin CEO

Cory Klippsten, Swan Bitcoin CEO, emphasizes the significance of retail sentiment around Bitcoin, noting that ownership remains dispersed and not concentrated in the hands of a few large investors like Blackrock. This decentralized nature suggests that retail investors continue to play a crucial role in shaping the market, influencing its trajectory and overall direction.

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CoinDesk

Bitcoin’s biggest quantum risk may not be wallet keys. An early investor fears something bigger

Andrew Gault, a venture capitalist, warns that Bitcoin's biggest quantum risk may not be wallet keys, but rather the encryption algorithms used to secure transactions. Gault, who funded quantum hardware labs threatening Bitcoin, says the industry is misdirected. Google's security team also shifted focus in March, highlighting the growing concern about quantum vulnerability in the Bitcoin ecosystem.

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CoinDesk

Bitcoin, ether, XRP, dogecoin lag a nine-week stocks rally as ETF demand cools

The S&P 500 continues its longest weekly winning streak since 2023, while Brent oil stabilizes near $92 on US-Iran ceasefire hopes. Meanwhile, Bitcoin, ether, XRP, and dogecoin lag behind, drifting lower despite the positive market sentiment. Hyperliquid's HYPE is an exception, rallying in a rare bright spot for major cryptocurrencies, as demand for ETFs cools, affecting the market.

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