Holograph Compromised: HLG Value Plummets as Hacker Illegally Mints 1 Billion Tokens

On June 13, an unidentified hacker minted one billion HLG tokens by exploiting vulnerabilities in the Holograph operator smart contract. The Holograph team has patched the initial exploit and is collaborating with exchange partners to freeze the affected accounts. A decentralized finance researcher suspects a rogue developer orchestrated the attack. Holograph Contemplates Engaging Law Enforcement … Read more

Cardano Foundation Doubles Reward Offered to Hackers for Uncovering Bugs on Its Blockchain

The Cardano Foundation recently said it has doubled the payout offered to hackers and bounty hunters that identify bugs or vulnerabilities within the Cardano blockchain. The foundation said the six-week promotion, which runs until March 25, 2022, is part of an ongoing attempt to keep “its businesses and customers safe.” Strengthening the Cardano Brand The … Read more

Ethereum Classic Suffers 51% Attack Again: Delisting Risk Amplified

Beleaguered Ethereum Classic (ETC) blockchain suffered yet another 51% attack on August 29. The latest attack caused the reorganization of over 7,000 blocks and this corresponds to approximately two days of mining. At the time of reporting, it was not clear if there had been any double-spending as was the case in the last attack. … Read more