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Bitcoin drops below $81,000 as risk-off sentiment weighs on Asian equities Capital B posted a net loss of approximately 69.5 million euros in the first half of the year, primarily due to impairment of Bitcoin (BTC). Bitcoin Nears $80K As Gold Rallies On Market Fears Certainly! Here are a few engaging title options for the article: 1. **”TU Wien Researchers Unveil Breakthrough: Formal Proof of Bitcoin Ark Protocol’s Security”** 2. **”Bitcoin’s Ark Protocol Gets a Security Seal of Approval from TU Wien Experts”** 3. *

POS Systems

ACI enables Bitcoin and stablecoin payments for merchants through BitPay integration

October 18, 2025

ACI enables Bitcoin and stablecoin payments for merchants through BitPay integration

ACI Worldwide has integrated BitPay, enabling merchants to accept Bitcoin and major stablecoins at checkout. The move expands payment options, offers crypto-to-fiat settlement, and aims to cut costs and boost global reach.