Holograph: A disgruntled former contractor is responsible for the previous attack.
Blockchain tokenization platform Holograph was attacked by hackers, and a former contractor is suspected to be the mastermind behind the attack. The attackers have used the Holograph protocol to mint 1 billion native tokens, worth $14.4 million, causing the value of HGL tokens to plummet by nearly 80% in just 9 hours.