Security alert [12/19/2016]: Ethereum.org Forums Database Compromised

On December 16, we have been made conscious that somebody had just lately gained unauthorized entry to a database from forum.ethereum.org. We instantly launched an intensive investigation to find out the origin, nature, and scope of this incident. Here’s what we all know:

• The knowledge that was just lately accessed is a database backup from April 2016 and contained details about 16.5k discussion board customers.
• The leaked data consists of
  
  • Messages, each private and non-private
  • IP-addresses
  • Username and e-mail addresses
  • Profile data
  • Hashed passwords
    
    • ~13k bcrypt hashes (salted)
    • ~1.5k WordPress-hashes (salted)
    • ~2k accounts with out passwords (used federated login)

• The attacker self-disclosed that they’re the identical individual/individuals who recently hacked Bo Shen.
• The attacker used social engineering to realize entry to a cell phone quantity that allowed them to realize entry to different accounts, one in every of which had entry to an outdated database backup from the discussion board.

We’re taking the next steps:

• Discussion board customers whose data might have been compromised by the leak might be receiving an e-mail with further data.
• We now have closed the unauthorized entry factors concerned within the leak.
• We’re imposing stricter safety pointers internally similar to eradicating the restoration telephone numbers from accounts and utilizing encryption for delicate knowledge.
• We’re offering the e-mail addresses that we consider have been leaked to https://haveibeenpwned.com, a service that helps talk with affected customers.
• We’re resetting all discussion board passwords, efficient instantly.

In the event you have been affected by the assault we suggest you do the next:

• Be certain that your passwords usually are not reused between providers. When you’ve got reused your discussion board.ethereum.org password elsewhere, change it in these locations.

Moreover, we suggest this excellent blog post by Kraken that gives helpful details about easy methods to shield towards a lot of these assaults.

We deeply remorse that this incident occurred and are working diligently internally, in addition to with exterior companions to handle the incident.

Questions will be directed to security@ethereum.org.