PQC Imza: Quantum E-Signature

PQC Imza is the phone app for pqc-imza.com. Sign documents with a post-quantum key that never leaves your phone, prove who you are with the chip in your ID card or passport, and keep SciChain assets in a quantum-resistant wallet. SIGN DOCUMENTS • Sign in with Apple: the same account as pqc-imza.com • Documents sent to your email wait on the Sign tab • Scan a signing code on a screen to sign in the room • Confirm every signature with Face ID, Touch ID or your passcode • Signatures use ML-DSA-44, the NIST FIPS 204 post-quantum standard • Completed documents are recorded on the SciChain blockchain VERIFY YOUR IDENTITY • Read the chip in your ID card or passport over NFC • The chip's data is checked against the issuing country's certificates • Chip ID cards and passports from over 100 countries • Your verified name stands behind every signature you make A NEW PHONE KEEPS YOUR SIGNATURES • Sign in on the new phone and keep signing • Documents are addressed to your email, not to a key • Your earlier signatures stay valid, and your profile lists every key you have used QUANTUM-RESISTANT WALLET • Send and receive SCI and tokens on SciChain and other EVM networks • Keys are created on your phone and kept in its secure storage • Back up your wallet and restore it on another phone PRIVACY • Your private keys never leave your phone • Your ID is read on the phone; your verified name and ID numbers are sent only with the signatures you make Available in English, Türkçe, Español, 简体中文, العربية, हिन्दी, Português, Русский, Français and Bahasa Indonesia.