Allium revoked existing customer API keys following the October 25, 2026 security incident.

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Standard Chartered's tokenized deposit service operates on Standard Chartered's proprietary blockchain infrastructure and connects through the Hong Kong Monetary Authority's EnsembleTX platform for interbank transactions

Broadridge Financial Solutions will provide blockchain-based shareholder voting and governance on the New York Stock Exchange's tokenized stock trading platform, first announced in January 2026, allowing proxy voting via supported digital wallets, brokerage platforms, or ProxyVote

Blockchain security firm Hypernative estimated that over $40 million in unauthorized transfers occurred across at least 10 blockchains linked to Mercado Bitcoin's wallets

DBS Bank launched its DBS Token Services platform in 2024 to enable programmable payments and round-the-clock settlement using permissioned blockchain infrastructure.

Allium resumed data distribution to Snowflake, Databricks, and Google BigQuery by October 28, 2026, while continuing to verify and backfill missing records for Bitcoin, Ethereum, Solana, Base, and Hyperliquid.

Allium disabled access to previously uploaded datasets and paused new data uploads following the October 25, 2026 breach.

Allium restored its core application, Explorer, and Explorer APIs by October 28, 2026, though Allium Assistant and its Model Context Protocol service remained unavailable.

Allium's security disclosure does not indicate that systems owned directly by client companies Visa, Stripe, or Coinbase were breached.

Allium instructed affected customers to generate replacement API keys, change their passwords, and enable multi-factor authentication following the breach.

Allium notified affected customers directly following the October 25, 2026 incident, but did not publicly identify which client accounts were impacted.

Allium stated it plan to publish a summary of findings and corrective measures after completing its independent cybersecurity investigation.

Allium raised $40 million in a Series B funding round led by Amplify Partners in June 2026.

Allium provides structured blockchain data infrastructure to major enterprise clients, including Visa, Stripe, and Coinbase.

Ledger indistinguishability is a cryptographic property requiring blockchain transactions to appear as indistinguishable random data to an adversary

Zcash's scaling roadmap encompasses wallet improvements, consensus throughput upgrades, and recursive cryptography advancements like Tachyon

Cryptographic techniques like stealth addresses and ring signatures fail the formal security game of ledger indistinguishability

Scaling Zcash throughput to 100 megabytes per second under proof-of-work includes utilizing erasure coding and Celestia-style block gossip protocols

Zcash's chain hardening category includes privacy improvements, post-quantum cryptography, multi-assumption models, and formal verification

The Zcash development roadmap encompasses scaling, chain hardening, and economic sustainability

Shielded transactions in Zcash continuously expand a nullifier set required to prevent double-spending attacks