Author: Peter

Bitcoin News

Security Update: Yesterday’s DNS Attack

Yesterday, Blockchain experienced an outage for several hours while under a DNS attack. At approximately 5:42 AM EST, the attacker changed Blockchain.info’s DNS servers. Within minutes, our internal systems alerted our infrastructure team who immediately began to assess the attack. Control over our DNS servers is highly restricted and goes […]

Bitcoin News

Transaction 0

Firing up the Thunder Network Rocket…. Today, we announced the release of the ThunderNetwork (click here to read) which has the ability to make live, nearly instant, and ultra-cheap transactions that settle back to the Bitcoin blockchain. We’ve written about our R&D efforts before and you can read all about […]

Bitcoin News

A Brief History of Bitcoin Forks

Co-written by Peter Smith and Kristov Atlas Backgrounder: Bitcoin Network Upgrades TL;DR Summary Soft consensus forks render previously valid blocks invalid, and create security risks for non-upgrading nodes. Hard consensus forks render previously invalid blocks valid, and make non-upgrading nodes incompatible. Unplanned forks pose the greatest risk, and are generally […]