This post examines decentralized exchanges
Shenanigans at Bitfinex are poised to mess up their accounting, confuse the price of BCC, and potentially bankrupt the already-bankrupt exchange.
We do a deep-dive into Parity's multisig bug.
The bug in the Parity multisig wallet that caused the loss of $30M has the same root cause as a bug in the BitGo multisig wallet that I found a year ago.
A new atomic trade protocol to allow two parties to publicly pledge support for different forks in the event a blockchain splits into two.
Bancor just raised $144M through the biggest ICO in history. We describe why their approach is flawed.

Announcing The Town Crier Service

Town Crier is an oracle service for smart contracts.
This post makes the case that people, new to an area and eager to become an expert, go through a well-defined series of stages.
Cryptocurrencies are vulnerable to attacks targeting the network routing layer. In this guest post, Apostolaki, Zohar and Vanbever show that BGP attacks are back, and this time, they have a high value target.