Cryptocurrency
Blockchain hashing, wallets and on-chain incidents. Clear-eyed coverage of how crypto works under the hood, the security trade-offs, and the hacks and exploits worth learning from.
North Korea’s WaterPlum Drains 7,000 Crypto Wallets [2026]
A joint advisory from the FBI and Japan’s National Police Agency, published September 18, 2026, has put a number on something crypto security researchers have warned about for…
Smart Account Exploits: 12 Foundry Steps, $7.7M Hack [2026]
September 2026 was the worst month for crypto security all year. Attackers pulled roughly $776 million out of 48 separate incidents, more than triple what they stole in…
How Crypto Widgets Help Web3 Platforms Offer Swaps
With a crypto swap widget, a Web3 platform can offer swaps by dropping a small block of embed code onto a page. The provider keeps the liquidity and…
Bridge Security Study Flags 830 Flaws in 36 Protocols [2026]
A new academic study released on arXiv on October 9, 2026, pulled back the curtain on one of crypto’s oldest problems: bridges that move assets between blockchains keep…
Lightning Network Splicing: 12 Steps, 45 Min [2026]
Closing a Lightning channel to resize it has always been the annoying part of running a Lightning node. You wait for a mutual close, wait again for a…
AI Risk to Bitcoin: 8.1M BTC Exposed, Drake Says [2026]
Ethereum Foundation researcher Justin Drake told the crypto industry on October 7, 2026 to start planning for what he called “bunker mode.” His warning: artificial intelligence, not a…
ERC-4337 Paymaster Exploits: 12 Foundry Steps [2026]
Account abstraction has quietly become one of the biggest shifts in how people use Ethereum. More than 26 million smart accounts and over 170 million UserOperations have gone…
Tether Buffer Halves to $4.1B as GENIUS Act Audit Looms [2026]
Tether’s reserve cushion, the gap between what it holds and what it owes USDT holders, fell to $4.11 billion as of June 30, 2026, down from $8.23 billion…
Weak Randomness Attack Testing: 12 Foundry Steps [2026]
A smart contract that says “random” is usually lying. Ethereum has no built-in source of entropy, so developers reach for whatever looks unpredictable on the surface: block.timestamp, blockhash,…
Ledger CryptoBilis Hack Drains $92.9M, 311 Wallets [2026]
A crypto hardware wallet is supposed to be the one device nobody can touch remotely. On October 9, 2026, that assumption broke for hundreds of people in Southeast…
