Cryptocurrency companies wishing to operate in the U.K have five months to submit applications to the country’s financial regulator.

The Financial Conduct Authority (FCA) opened its “authorization gateway” on Wednesday, giving firms until the end of Februrary 2027 to register.

The U.K.’s regime for the supervision of digital asset firms has been a long time coming, with the initial legislative work going back to 2022.

Petrobras, Brazil’s state-controlled energy company, is testing the Cardano blockchain to track claims about lower-carbon fuel, in two research projects announced Wednesday by the Cardano Foundation shared with CoinDesk.

One covers sustainable aviation fuel, a lower-carbon alternative to conventional jet fuel that can be used in existing aircraft and airports. The other covers Diesel R, Petrobras’ diesel made partly from renewable materials such as vegetable oils or animal fats.

JUST IN: 🇺🇸 US Treasury to buy back up to $6,000,000,000 in longer-term debt again tomorrow.

@WatcherGuru

JUST IN: 🇺🇸 SEC Chair Paul Atkins says the agency is working to provide regulatory clarity for crypto and digital finance innovation.

@WatcherGuru

MEXC added 1,000 $BTC to its Guardian Fund, its second major bitcoin allocation to the reserve this year

The Guardian Fund now totals 2,000 $BTC combined with 100 million $USDT, part of a $500 million expansion target the exchange announced in May 2026

MEXC maintains on-chain transparency for the fund through publicly disclosed wallet addresses that let users independently verify its reserve holdings

Cardano ($ADA) has gained 1.35% in the day to trade at $0.247. This is after the Brazilian oil and gas colossal Petrobras announced on September 30 that it is employing the Cardano blockchain to test tracking of clean aviation fuel and diesel.

Bitcoin is outperforming stocks and gold heading into Q4, with broader crypto market sentiment staying bullish despite record-high Treasury yields. Catalysts such as capital inflows into spot Bitcoin ETFs, Michael Saylor’s Strategy buys, and an improving macro outlook are helping sustain the rebound.

Robinhood (NASDAQ: HOOD) stock is in focus after the Cboe announced that it will launch binary contracts linked to the key performance indicators (KPIs) for multiple companies in October 2026 on the platform.

In major $XRP news today, the $XRP Ledger has reached a new milestone in AI agentic payments settled through the x402 protocol. The milestone came less than three months after the XRPL first cleared 1 million.

Crypto lost $1.26 billion in hacks while bitcoin bulls enjoyed a monster quarter

US spot Bitcoin exchange-traded funds (ETFs) recorded about $6.34 billion in net inflows in the third quarter, marking their strongest quarter of 2026 as Bitcoin rebounded from the first half.

The funds closed September with $2.65 billion in net inflows, down around 25% from $3.52 billion in August and following $172 million in July, according to SoSoValue data.

One thing I've noticed from being around crypto for a while is how much trust has broken down between projects and their communities.

At this point, the space feels more or less like a jungle.

The community doesn't trust projects, and projects don't really trust the community either.

Read More: https://x.com/Vindicatedchidi/status/2105687706051215533

In the latest announcement, Solana has reported over 14 billion transactions in Q3 2026, marking its highest quarterly transaction count ever. This remarkable achievement highlights the network’s increasing efficiency and user adoption.

According to a tweet from @SolanaFloor, this surge indicates robust growth, potentially reshaping the competitive landscape in the crypto market.

🇺🇸 NEW: The SEC proposes crypto custody rules for investment advisers and funds, allowing self-custody in certain cases and state trust companies to serve as custodians.

News | Markets | YouTube

SEC's innovation exemption poses constraint on bringing stock tokens to US, Robinhood crypto chief says

Ethereum’s Controversial Reward Burning Plan Withdrawn: What’s Next for ETH Supply?

Cardano Long-Term Structure Supports Possible ADA Move Toward $3.10

Cardano officially marked its ninth anniversary in September 2026, providing the backdrop for Valentis’ long-term analysis of $ADA.

In a post on X, Valentis highlighted several milestones from Cardano’s nine-year development journey, including 123.9 million total transactions, 2,890 active stake pools, and 158 governance actions.

Investor Matthew, MBA, said that if XRPN trades at around $24 per share, the company would be worth $750 million. He noted Evernorth currently has about $413 million in $XRP at book value. This figure represents the carrying value of its existing holdings, not the market value of the full $XRP treasury expected after the merger.

With $XRP at $1.50, the company’s market value would be close to the value of its $XRP holdings. Matthew told investors to “plan accordingly,” pointing to the relationship between XRPN’s stock price and its $XRP holdings.

Cardano has seen a notable increase in network activity over the past week, with daily transactions up 43% to a seven-day high

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