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.
Crypto Hacks Hit Record 50 in Aug as Losses Fall 49% [2026]
Crypto security trackers logged 50 separate hacks in August 2026, the highest monthly attack count of the year. Yet total losses for the month fell 49.5% from July,…
Oracle Manipulation Attack Testing: 12 Steps [2026]
Oracle manipulation just became the attack DeFi security teams fear most. OWASP added it as a standalone category, SC03:2026, in this year’s Smart Contract Top 10, and the…
Bitcoin Hashrate Nears 1,001 EH/s as Difficulty Falls 19% [2026]
Bitcoin’s mining network is closing in on a milestone that would have sounded like science fiction a decade ago: one zettahash per second. As of September 4, 2026,…
Flash Loan Attack Testing: 12 Foundry Steps [2026]
On August 27, 2026, an attacker pumped the price of a thinly traded governance token called MAMO by nearly eightfold, posted it as collateral on Moonwell’s Base lending…
Aquifer Exploit Drains $2.5M as August Hacks Hit 50 [2026]
A Solana-based automated market maker called Aquifer lost roughly $2.5 million to an exploit on August 31, 2026, then did something increasingly common in decentralized finance: it asked…
Build a DeFi Exploit Monitor: 12 Steps [2026]
Cross-chain bridges and lending pools lost roughly $328.6 million across at least eight major exploits in the first seven months of 2026, according to a bridge-hack roundup published…
MEV Relays Flip: Neutral Share Hits 70% [2026]
Ethereum’s MEV-Boost relay market just flipped. New data from relay-monitoring dashboards shows that neutral, non-filtering relays now handle roughly 70% of daily block production, while relays that once…
Revoke Crypto Token Approvals: 10 Steps, 30 Min [2026]
Ethereum’s Fusaka upgrade cut gas fees roughly sixfold when it activated on December 3, 2025. That was good news for anyone sending a transaction. It was also good…
More Markets Hack Drains ~$410K via E-Mode Flaw [2026]
Correction (September 2, 2026): This article originally put the More Markets loss at roughly $9.3 million, based on security firm Blockaid’s initial automated estimate. Blockaid later corrected that…
Cronos Halts Chain After $75M Tectonic Exploit [2026]
Cronos, the layer-1 blockchain tied to Crypto.com, stopped producing blocks on Sunday, August 30, 2026, after an attacker drained the network’s largest lending protocol, Tectonic, in a scheme…
