{"type":"rich","version":"1.0","title":"nick wrote","author_name":"nick (npub1j8…g26k2)","author_url":"https://yabu.me/npub1j8d6h8mzvc8f2fvysrf09nlkmn7m2ylj32zl5na4tm5e8fd5dqysrg26k2","provider_name":"njump","provider_url":"https://yabu.me","html":"Secure elements are really just secure PIN checkers that release decryption keys. When I was naive I thought the signing operations occur off the main MCU and in a secure enclave, but this is not the case with most hardware wallets. A successful PIN releases a decryption key which then passes onto the main chip to decrypt the secret key in memory."}