$52M Crypto Hacks in March Trigger ‘Shadow Contagion’ Across DeFi: PeckShieldAlert

March 2026 saw a sharp spike in crypto hacks, with scammers amassing about $52 million across major attacks. While the numbers alone are alarming, the bigger concern lies beneath the surface. These attacks didn’t just cause isolated losses, but they exposed a growing risk spreading quietly across DeFi, now being referred to as “shadow contagion.”