Early Friday Hong Kong time, Israeli airstrikes on Iranian nuclear facilities triggered immediate cryptocurrency market turbulence, with Bitcoin plunging 3.521% to $104,959.30 and Ethereum dropping 6.755% to $2,400.35 within 24 hours according to real-time market data. This geopolitical shock reverberated across traditional markets, driving Japan's Nikkei 225 down 1.28% while boosting safe-haven gold prices by over 3% to $3,426.95. Despite this volatility, Ethereum maintains remarkable resilience with nearly 40% quarterly gains per CoinMarketCap data cited in CoinDesk's Asia Morning Briefing, significantly outperforming the CoinDesk 20 Index and Bitcoin. The simultaneous divergence between falling equities and crypto assets highlights decoupling tendencies during geopolitical crises, though institutional flows via ETH ETFs suggest underlying strength. Singapore's Monetary Authority simultaneously implemented stringent licensing requirements effective June 30, forcing offshore-focused exchanges including Bitget and Bybit to exit the market. This regulatory shift directly addresses historical vulnerabilities exposed by Singapore-registered but minimally present entities like Three Arrows Capital and Terraform Labs, which collapsed in 2022 without meaningful MAS oversight according to CoinDesk's coverage of FSMA amendments. Trading implications emerge across three dimensions: geopolitical risk premiums in crypto pricing, regulatory arbitrage closures, and altcoin rotation signals. Ethereum's dominance surge from 7% to nearly 10% according to Hex Trust analysis indicates capital migrating from Bitcoin ETFs toward emerging sectors like DeFi and AI tokens. Institutional validation remains evident with U.S. spot ETH ETFs recording 18 consecutive inflow days including $240 million on June 11, creating relative stability despite ETH's technical rejection at $2,770 resistance. Cross-market correlations show crypto increasingly mirroring gold's safe-haven characteristics during Middle East tensions while diverging from equities - evidenced by S&P 500's 0.38% tech-led gain against crypto's broad selloff. On-chain metrics reveal altcoins absorbing capital flows, with Solana spiking 7.858% to $143.57 and Cardano gaining 6.179% to $0.5808. Ethereum/BTC pair strength confirms rotation, rising 2.92% to 0.02291 BTC as trading volume exceeded 21 ETH within 24 hours. Technical indicators show ETH trapped in a descending channel with critical support at $2,200, while Bitcoin's $100,057.87 daily low establishes a key psychological floor. Quranium's quantum-resistant wallet launch represents growing infrastructure hedging against future cryptographic threats, though immediate market impact remains secondary to macro triggers. Volume analysis reveals asymmetric reactions: BTC trading volume surged 15% during the attack while ETH volumes jumped 22% as per market data, indicating altcoins exhibit higher beta to geopolitical shocks.