Humanity Protocol reported a widening security incident on June 9 that grew from early estimates above $5 million to losses exceeding $32 million. Investigators said stolen assets were largely swapped into ETH and also involved an unauthorized mint of 100 million H tokens, while founder Terence Kwok confirmed a private-key compromise and told users to avoid the bridge and liquidity pools. The H token fell as much as 81% and was quoted at $0.1411 amid the fallout.

On June 7, Michael Saylor shared a chart of Strategy's Bitcoin holdings and wrote, "A good time to add more dots," fueling talk of another BTC buy. The post follows the firm's sale of 32 BTC between May 26 and May 31 for about $2.5 million, its first reported sale since 2022. Bitcoin was priced at $63,193.76 on June 8, up 1.3% on the day but down 12.8% over the week and 21.1% over the past month.

Syscoin said a bridge validation weakness was exploited to generate about 5 billion unauthorized SYS, prompting the team to pause the bridge and trace the affected funds. The project reported the tokens were first sent to one address and later split, with roughly 4 billion SYS in one wallet and around 1 billion SYS in another. The incident coincided with a sharp market reaction, with SYS sliding nearly 20% after the news and showing broader declines in the latest June 8 chart data.

Zcash developers disclosed a critical flaw in the Orchard shielded pool after security engineer Taylor Hornby found an issue that could enable unlimited counterfeit ZEC. On June 4, Shielded Labs' Zooko Wilcox said the bug was confirmed exploitable in a local regtest using AI-assisted analysis, including Anthropic's Opus 4.8. ZEC later traded at $326.15 on June 5, down 45% in 24 hours, alongside a 39.6% weekly and 44.7% monthly decline.

On June 4, CNBC host Jim Cramer posted "Who murdered Bitcoin?" alongside a chart of Strategy's Bitcoin position, as the market selloff intensified. The figures showed Strategy had put nearly $63.9 billion into BTC and was sitting on more than $10.8 billion in unrealized losses; Bitcoin later traded at $62,463 on June 5 after sliding from above $73,000 earlier in June.

Mastercard has expanded its settlement infrastructure to include regulated stablecoins, adding Ripple's RLUSD alongside USDC, PYUSD, USDG, USDP and SoFiUSD. The June 3 rollout supports intraday, weekend and holiday settlement across multiple blockchains, including XRP Ledger, Ethereum, Solana, Polygon, Base, Arbitrum, Canton and Tempo.

On June 2, the U.S. Treasury sanctioned Nobitex, describing it as Iran's largest cryptocurrency exchange, and also designated several of its senior executives. Officials alleged the platform enabled sanctions evasion and processed transactions tied to the Islamic Revolutionary Guard Corps (IRGC), including activity involving stablecoins. The package also targeted Iranian exchanges Wallex, Bitpin, and Ramzinex, with restrictions blocking U.S.-jurisdiction property and limiting dealings by U.S. persons.

The Digital Asset Market Clarity Act (CLARITY Act) has moved forward in Congress after being added to the Senate Legislative Calendar. The step makes the proposal eligible for debate by the full Senate, though leaders have not set a floor vote date. If enacted, it would create a federal framework for digital asset regulation and aim to clarify oversight roles between the SEC and CFTC.

A Mt. Gox-linked cold wallet shifted 10,422.65 BTC at about 04:47 UTC on June 2, splitting the transfer into two outputs. The move sent 10,306.35 BTC (about $731 million at the time) to a newly seen address and 116.30 BTC (about $8.25 million) to another Mt. Gox-associated wallet, with no clear signs the funds were routed to major exchanges.