Cybersecurity incident — 2016-12-20 00:00:00
Affected organization: Ethereum
Affected country: Undetermined
Industry: Finance and Insurance
Event type: Exploitive
Event subtype: Exploitation of Application Server
Motive: Financial
Actor: Undetermined
Actor type: Criminal
Actor country: Undetermined

Administrators of the Ethereum Project say the platform incurred a breach affecting more than 16,500 users. The attacker used social engineering to gain access to a mobile phone number which allowed them to gain access to other accounts and ultimately compromise usernames, email addresses, profile data, public and private messages, and hashed passwords.