Arx Research develops hardware and protocols for on-chain authentication and crypto payments, bridging the physical and digital worlds. Its HaLo chips embed cryptographic identities into real-world items for verifiable ownership and utility, enabling Physically Backed Tokens (PBTs) and secure NFC interactions. The company also introduced the Burner Terminal, an EMV-certified point-of-sale device that supports stablecoin and card payments, merging traditional finance with on-chain transactions.