# Ledger

Ledger has officially integrated Hyperliquid perps trading directly into its hardware wallets via Yield,xyz. This is a game changer for traders who prioritize "Cold Storage Security" alongside high-frequency execution. From an engineering standpoint, being able to sign perpetual contracts on a hardware device reduces the attack surface for wallet drains. It bridges the gap between the speed of a DEX and the absolute security of an offline private key. I am watching the volume on Hyperliquid closely as more pro traders move their execution layers into hardware-secured environments. Security and

🚨 Your phone = your hot wallet? That might not be safe anymore! Imagine this: you lose your phone, and you think, “At least I have a PIN, fingerprint, and FaceID, and I didn’t store the mnemonic phrase on my phone.”
But then… researchers tell you: as long as someone gets your Android phone, they can directly gut your wallet at the hardware level. What exactly happened? 👇
🔬 The Ledger research team launched an electromagnetic pulse (EMP) attack on a common MediaTek chip.
It’s not about hacking the software, but directly “stunning” the processor during startup. Here’s what they did:
⚡ Used an